PDB Short entry for 2O06
HEADER    TRANSFERASE                             27-NOV-06   2O06              
TITLE     HUMAN SPERMIDINE SYNTHASE                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SPERMIDINE SYNTHASE;                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PUTRESCINE AMINOPROPYLTRANSFERASE, SPDSY;                   
COMPND   5 EC: 2.5.1.16;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: SRM, SPS1;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    SPERMIDINE SYNTHASE, STRUCTURAL GENOMICS, STRUCTURAL GENOMICS         
KEYWDS   2 CONSORTIUM, SGC, TRANSFERASE                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.MIN,H.WU,H.ZENG,P.LOPPNAU,J.WEIGELT,M.SUNDSTROM,C.H.ARROWSMITH,     
AUTHOR   2 A.M.EDWARDS,A.BOCHKAREV,A.N.PLOTNIKOV,STRUCTURAL GENOMICS CONSORTIUM 
AUTHOR   3 (SGC)                                                                
REVDAT   4   27-DEC-23 2O06    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 2O06    1       VERSN                                    
REVDAT   2   18-SEP-07 2O06    1       JRNL                                     
REVDAT   1   12-DEC-06 2O06    0                                                
JRNL        AUTH   H.WU,J.MIN,Y.IKEGUCHI,H.ZENG,A.DONG,P.LOPPNAU,A.E.PEGG,      
JRNL        AUTH 2 A.N.PLOTNIKOV                                                
JRNL        TITL   STRUCTURE AND MECHANISM OF SPERMIDINE SYNTHASES.             
JRNL        REF    BIOCHEMISTRY                  V.  46  8331 2007              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   17585781                                                     
JRNL        DOI    10.1021/BI602498K                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 33.81                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 43549                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.168                           
REMARK   3   FREE R VALUE                     : 0.213                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2312                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.05                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3182                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.02                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2220                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 158                          
REMARK   3   BIN FREE R VALUE                    : 0.2620                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4596                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 55                                      
REMARK   3   SOLVENT ATOMS            : 459                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.33                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.01000                                             
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.01000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.161         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.149         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.097         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.393         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.958                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.935                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4801 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6516 ; 1.351 ; 1.972       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   594 ; 6.274 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   217 ;36.864 ;24.654       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   806 ;12.605 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    23 ;15.539 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   715 ; 0.092 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3661 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  2326 ; 0.194 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  3266 ; 0.300 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   439 ; 0.136 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    41 ; 0.164 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    25 ; 0.120 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  3065 ; 0.682 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4785 ; 1.093 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2015 ; 1.839 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1731 ; 2.868 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2O06 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-NOV-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000040520.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-FEB-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54178                            
REMARK 200  MONOCHROMATOR                  : VARIMAX                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 45882                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 33.810                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : 0.14300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.11                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 3350, 0.2M MG(OAC)2, PH 7.0,     
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 300K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       41.66050            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       41.66050            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       59.54800            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       67.61950            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       59.54800            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       67.61950            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       41.66050            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       59.54800            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       67.61950            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       41.66050            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       59.54800            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       67.61950            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5570 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21370 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     GLU A     2                                                      
REMARK 465     PRO A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     PRO A     5                                                      
REMARK 465     GLY B    -1                                                      
REMARK 465     SER B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     GLU B     2                                                      
REMARK 465     PRO B     3                                                      
REMARK 465     GLY B     4                                                      
REMARK 465     PRO B     5                                                      
REMARK 465     ASP B     6                                                      
REMARK 465     GLY B     7                                                      
REMARK 465     PRO B     8                                                      
REMARK 465     ALA B     9                                                      
REMARK 465     ALA B    10                                                      
REMARK 465     SER B    11                                                      
REMARK 465     GLY B    12                                                      
REMARK 465     PRO B    13                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ASP A   6    CG   OD1  OD2                                       
REMARK 470     GLU A 199    CD   OE1  OE2                                       
REMARK 470     GLU A 219    CG   CD   OE1  OE2                                  
REMARK 470     GLN A 222    CD   OE1  NE2                                       
REMARK 470     ARG B  44    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B  45    CD   NE   CZ   NH1  NH2                             
REMARK 470     LYS B  96    CD   CE   NZ                                        
REMARK 470     GLU B 219    CG   CD   OE1  OE2                                  
REMARK 470     GLN B 222    CD   OE1  NE2                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH B   929     O    HOH B   930              2.11            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A  93       74.47   -161.08                                   
REMARK 500    SER A 145       36.35    -94.18                                   
REMARK 500    SER A 175     -159.48    -75.41                                   
REMARK 500    GLU A 208     -178.93     69.17                                   
REMARK 500    LEU A 212      -35.38   -135.74                                   
REMARK 500    TYR A 278      -58.33   -126.50                                   
REMARK 500    ASN B  93       70.82   -159.04                                   
REMARK 500    SER B 175     -159.13    -76.08                                   
REMARK 500    GLU B 208     -178.94     69.06                                   
REMARK 500    LEU B 212      -34.60   -130.99                                   
REMARK 500    ILE B 238      107.24   -160.58                                   
REMARK 500    TYR B 278      -56.02   -128.81                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 703  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  91   NE2                                                    
REMARK 620 2 ASP A 168   OD1  93.2                                              
REMARK 620 3 ASP A 200   OD2 116.6 129.0                                        
REMARK 620 N                    1     2                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 701                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 702                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 703                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTA A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTA B 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PUT A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PUT B 601                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2O05   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF HUMAN SPERMIDINE SYNTHASE IN COMPLEX WITH 5-    
REMARK 900 METHYLTHIOADENOSINE                                                  
REMARK 900 RELATED ID: 2O07   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF HUMAN SPERMIDINE SYNTHASE IN COMPLEX WITH 5-    
REMARK 900 METHYLTHIOADENOSINE AND SPERMIDINE                                   
REMARK 900 RELATED ID: 2O0L   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF HUMAN SPERMIDINE SYNTHASE IN COMPLEX WITH       
REMARK 900 DECARBOXYLATED S-ADENOSYLMETHIONINE                                  
DBREF  2O06 A    1   302  UNP    P19623   SPEE_HUMAN       1    302             
DBREF  2O06 B    1   302  UNP    P19623   SPEE_HUMAN       1    302             
SEQADV 2O06 GLY A   -1  UNP  P19623              CLONING ARTIFACT               
SEQADV 2O06 SER A    0  UNP  P19623              CLONING ARTIFACT               
SEQADV 2O06 GLY B   -1  UNP  P19623              CLONING ARTIFACT               
SEQADV 2O06 SER B    0  UNP  P19623              CLONING ARTIFACT               
SEQRES   1 A  304  GLY SER MET GLU PRO GLY PRO ASP GLY PRO ALA ALA SER          
SEQRES   2 A  304  GLY PRO ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR          
SEQRES   3 A  304  CYS SER LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL          
SEQRES   4 A  304  GLU GLN LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP          
SEQRES   5 A  304  ILE LEU VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU          
SEQRES   6 A  304  VAL LEU ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU          
SEQRES   7 A  304  PHE SER TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS          
SEQRES   8 A  304  SER HIS PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY          
SEQRES   9 A  304  GLY ASP GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO          
SEQRES  10 A  304  SER VAL GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP          
SEQRES  11 A  304  VAL ILE GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA          
SEQRES  12 A  304  ILE GLY TYR SER SER SER LYS LEU THR LEU HIS VAL GLY          
SEQRES  13 A  304  ASP GLY PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE          
SEQRES  14 A  304  ASP VAL ILE ILE THR ASP SER SER ASP PRO MET GLY PRO          
SEQRES  15 A  304  ALA GLU SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET          
SEQRES  16 A  304  LYS THR ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN          
SEQRES  17 A  304  GLY GLU CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU          
SEQRES  18 A  304  MET ARG GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA          
SEQRES  19 A  304  TYR ALA TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN          
SEQRES  20 A  304  ILE GLY PHE MET LEU CYS SER LYS ASN PRO SER THR ASN          
SEQRES  21 A  304  PHE GLN GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL          
SEQRES  22 A  304  ALA GLN MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS          
SEQRES  23 A  304  ARG ALA ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA          
SEQRES  24 A  304  LEU ASN ASP VAL SER                                          
SEQRES   1 B  304  GLY SER MET GLU PRO GLY PRO ASP GLY PRO ALA ALA SER          
SEQRES   2 B  304  GLY PRO ALA ALA ILE ARG GLU GLY TRP PHE ARG GLU THR          
SEQRES   3 B  304  CYS SER LEU TRP PRO GLY GLN ALA LEU SER LEU GLN VAL          
SEQRES   4 B  304  GLU GLN LEU LEU HIS HIS ARG ARG SER ARG TYR GLN ASP          
SEQRES   5 B  304  ILE LEU VAL PHE ARG SER LYS THR TYR GLY ASN VAL LEU          
SEQRES   6 B  304  VAL LEU ASP GLY VAL ILE GLN CYS THR GLU ARG ASP GLU          
SEQRES   7 B  304  PHE SER TYR GLN GLU MET ILE ALA ASN LEU PRO LEU CYS          
SEQRES   8 B  304  SER HIS PRO ASN PRO ARG LYS VAL LEU ILE ILE GLY GLY          
SEQRES   9 B  304  GLY ASP GLY GLY VAL LEU ARG GLU VAL VAL LYS HIS PRO          
SEQRES  10 B  304  SER VAL GLU SER VAL VAL GLN CYS GLU ILE ASP GLU ASP          
SEQRES  11 B  304  VAL ILE GLN VAL SER LYS LYS PHE LEU PRO GLY MET ALA          
SEQRES  12 B  304  ILE GLY TYR SER SER SER LYS LEU THR LEU HIS VAL GLY          
SEQRES  13 B  304  ASP GLY PHE GLU PHE MET LYS GLN ASN GLN ASP ALA PHE          
SEQRES  14 B  304  ASP VAL ILE ILE THR ASP SER SER ASP PRO MET GLY PRO          
SEQRES  15 B  304  ALA GLU SER LEU PHE LYS GLU SER TYR TYR GLN LEU MET          
SEQRES  16 B  304  LYS THR ALA LEU LYS GLU ASP GLY VAL LEU CYS CYS GLN          
SEQRES  17 B  304  GLY GLU CYS GLN TRP LEU HIS LEU ASP LEU ILE LYS GLU          
SEQRES  18 B  304  MET ARG GLN PHE CYS GLN SER LEU PHE PRO VAL VAL ALA          
SEQRES  19 B  304  TYR ALA TYR CYS THR ILE PRO THR TYR PRO SER GLY GLN          
SEQRES  20 B  304  ILE GLY PHE MET LEU CYS SER LYS ASN PRO SER THR ASN          
SEQRES  21 B  304  PHE GLN GLU PRO VAL GLN PRO LEU THR GLN GLN GLN VAL          
SEQRES  22 B  304  ALA GLN MET GLN LEU LYS TYR TYR ASN SER ASP VAL HIS          
SEQRES  23 B  304  ARG ALA ALA PHE VAL LEU PRO GLU PHE ALA ARG LYS ALA          
SEQRES  24 B  304  LEU ASN ASP VAL SER                                          
HET     MG  A 702       1                                                       
HET     MG  A 703       1                                                       
HET    MTA  A 501      20                                                       
HET    PUT  A 601       6                                                       
HET     MG  B 701       1                                                       
HET    MTA  B 501      20                                                       
HET    PUT  B 601       6                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     MTA 5'-DEOXY-5'-METHYLTHIOADENOSINE                                  
HETNAM     PUT 1,4-DIAMINOBUTANE                                                
HETSYN     PUT PUTRESCINE                                                       
FORMUL   3   MG    3(MG 2+)                                                     
FORMUL   5  MTA    2(C11 H15 N5 O3 S)                                           
FORMUL   6  PUT    2(C4 H12 N2)                                                 
FORMUL  10  HOH   *459(H2 O)                                                    
HELIX    1   1 GLU A   76  CYS A   89  1                                  14    
HELIX    2   2 GLY A  105  VAL A  112  1                                   8    
HELIX    3   3 ASP A  126  LEU A  137  1                                  12    
HELIX    4   4 LEU A  137  ILE A  142  1                                   6    
HELIX    5   5 GLY A  143  SER A  146  5                                   4    
HELIX    6   6 ASP A  155  GLN A  162  1                                   8    
HELIX    7   7 MET A  178  PHE A  185  5                                   8    
HELIX    8   8 LYS A  186  ALA A  196  1                                  11    
HELIX    9   9 HIS A  213  SER A  226  1                                  14    
HELIX   10  10 TYR A  241  SER A  243  5                                   3    
HELIX   11  11 THR A  267  MET A  274  1                                   8    
HELIX   12  12 ASN A  280  ALA A  287  1                                   8    
HELIX   13  13 PRO A  291  ASP A  300  1                                  10    
HELIX   14  14 ASP B   75  CYS B   89  1                                  15    
HELIX   15  15 GLY B  105  VAL B  112  1                                   8    
HELIX   16  16 ASP B  126  LEU B  137  1                                  12    
HELIX   17  17 LEU B  137  ILE B  142  1                                   6    
HELIX   18  18 GLY B  143  SER B  146  5                                   4    
HELIX   19  19 ASP B  155  GLN B  162  1                                   8    
HELIX   20  20 MET B  178  PHE B  185  5                                   8    
HELIX   21  21 LYS B  186  ALA B  196  1                                  11    
HELIX   22  22 HIS B  213  SER B  226  1                                  14    
HELIX   23  23 TYR B  241  SER B  243  5                                   3    
HELIX   24  24 THR B  267  MET B  274  1                                   8    
HELIX   25  25 ASN B  280  ALA B  287  1                                   8    
HELIX   26  26 PRO B  291  ASP B  300  1                                  10    
SHEET    1   A 6 ILE A  16  ARG A  17  0                                        
SHEET    2   A 6 TRP A  20  GLU A  23 -1  O  TRP A  20   N  ARG A  17           
SHEET    3   A 6 GLN A  31  ARG A  45 -1  O  LEU A  33   N  GLU A  23           
SHEET    4   A 6 GLN B  31  ARG B  45 -1  O  ALA B  32   N  SER A  34           
SHEET    5   A 6 TRP B  20  GLU B  23 -1  N  GLU B  23   O  LEU B  33           
SHEET    6   A 6 ILE B  16  ARG B  17 -1  N  ARG B  17   O  TRP B  20           
SHEET    1   B 8 VAL A  68  THR A  72  0                                        
SHEET    2   B 8 ASN A  61  LEU A  65 -1  N  LEU A  63   O  GLN A  70           
SHEET    3   B 8 ASP A  50  SER A  56 -1  N  LEU A  52   O  VAL A  64           
SHEET    4   B 8 GLN A  31  ARG A  45 -1  N  GLN A  39   O  ARG A  55           
SHEET    5   B 8 GLN B  31  ARG B  45 -1  O  ALA B  32   N  SER A  34           
SHEET    6   B 8 ASP B  50  SER B  56 -1  O  ARG B  55   N  GLN B  39           
SHEET    7   B 8 ASN B  61  LEU B  65 -1  O  VAL B  64   N  LEU B  52           
SHEET    8   B 8 VAL B  68  THR B  72 -1  O  GLN B  70   N  LEU B  63           
SHEET    1   C 7 LEU A 149  VAL A 153  0                                        
SHEET    2   C 7 SER A 119  GLU A 124  1  N  GLN A 122   O  HIS A 152           
SHEET    3   C 7 LYS A  96  GLY A 101  1  N  ILE A  99   O  VAL A 121           
SHEET    4   C 7 PHE A 167  ASP A 173  1  O  ILE A 171   N  ILE A 100           
SHEET    5   C 7 LEU A 197  GLU A 208  1  O  CYS A 204   N  ILE A 170           
SHEET    6   C 7 GLN A 245  SER A 252 -1  O  GLY A 247   N  GLY A 207           
SHEET    7   C 7 VAL A 230  THR A 237 -1  N  CYS A 236   O  ILE A 246           
SHEET    1   D 7 LEU B 149  VAL B 153  0                                        
SHEET    2   D 7 SER B 119  GLU B 124  1  N  GLN B 122   O  HIS B 152           
SHEET    3   D 7 LYS B  96  GLY B 101  1  N  ILE B  99   O  VAL B 121           
SHEET    4   D 7 PHE B 167  ASP B 173  1  O  ILE B 171   N  ILE B 100           
SHEET    5   D 7 LEU B 197  GLU B 208  1  O  LYS B 198   N  PHE B 167           
SHEET    6   D 7 GLN B 245  SER B 252 -1  O  CYS B 251   N  LEU B 203           
SHEET    7   D 7 VAL B 230  THR B 237 -1  N  ALA B 232   O  LEU B 250           
LINK         NE2 HIS A  91                MG    MG A 703     1555   1555  2.76  
LINK         OD1 ASP A 168                MG    MG A 703     1555   1555  2.70  
LINK         OD2 ASP A 200                MG    MG A 703     1555   1555  2.58  
SITE     1 AC1  1 GLN B 268                                                     
SITE     1 AC2  1 GLN A 268                                                     
SITE     1 AC3  4 HIS A  91  ASP A 168  ASP A 200  GLY A 201                    
SITE     1 AC4 16 GLN A  49  LEU A  65  GLY A 101  GLY A 103                    
SITE     2 AC4 16 ASP A 104  CYS A 123  GLU A 124  ILE A 125                    
SITE     3 AC4 16 VAL A 129  GLY A 154  ASP A 155  GLY A 156                    
SITE     4 AC4 16 ASP A 173  PRO A 180  ALA A 181  HOH A 931                    
SITE     1 AC5 13 GLN B  49  GLY B 101  GLY B 102  GLY B 103                    
SITE     2 AC5 13 ASP B 104  GLU B 124  ILE B 125  VAL B 129                    
SITE     3 AC5 13 ASP B 155  GLY B 156  ASP B 173  PRO B 180                    
SITE     4 AC5 13 ALA B 181                                                     
SITE     1 AC6 10 TRP A  28  GLN A  70  TYR A  79  ASP A 173                    
SITE     2 AC6 10 SER A 174  ASP A 176  TYR A 241  PRO A 242                    
SITE     3 AC6 10 HOH A 870  HOH A 871                                          
SITE     1 AC7  9 GLN B  70  TYR B  79  ASP B 173  SER B 174                    
SITE     2 AC7  9 ASP B 176  TYR B 241  PRO B 242  ILE B 246                    
SITE     3 AC7  9 HOH B 787                                                     
CRYST1  119.096  135.239   83.321  90.00  90.00  90.00 C 2 2 21     16          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.008397  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007394  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012002        0.00000