PDB Short entry for 1AU7
HEADER    TRANSCRIPTION/DNA                       12-SEP-97   1AU7              
TITLE     PIT-1 MUTANT/DNA COMPLEX                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CONSENSUS DNA 25-MER;                                      
COMPND   3 CHAIN: C;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: DNA (5'-                                                   
COMPND   7 D(*CP*TP*TP*CP*CP*TP*CP*AP*TP*GP*TP*AP*TP*AP*TP*AP*C                 
COMPND   8 P*AP*TP*GP*AP*GP* GP*A)-3');                                         
COMPND   9 CHAIN: D;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MOL_ID: 3;                                                           
COMPND  12 MOLECULE: PROTEIN PIT-1;                                             
COMPND  13 CHAIN: A, B;                                                         
COMPND  14 SYNONYM: GHF-1;                                                      
COMPND  15 ENGINEERED: YES;                                                     
COMPND  16 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 SYNTHETIC: YES;                                                      
SOURCE   5 MOL_ID: 3;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   7 ORGANISM_COMMON: NORWAY RAT;                                         
SOURCE   8 ORGANISM_TAXID: 10116;                                               
SOURCE   9 STRAIN: SPRAGUE-DAWLEY;                                              
SOURCE  10 ORGAN: PITUITARY GLAND;                                              
SOURCE  11 TISSUE: ENDOCRINE;                                                   
SOURCE  12 CELL: LACTOTROPES, SOMATOTROPES;                                     
SOURCE  13 CELLULAR_LOCATION: NUCLEAR;                                          
SOURCE  14 GENE: PIT-1;                                                         
SOURCE  15 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE  16 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE  17 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE  18 EXPRESSION_SYSTEM_CELLULAR_LOCATION: INCLUSION BODIES;               
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: 14B;                                      
SOURCE  21 EXPRESSION_SYSTEM_GENE: PIT-1                                        
KEYWDS    COMPLEX (DNA-BINDING PROTEIN-DNA), PITUITARY, CPHD, POU DOMAIN,       
KEYWDS   2 TRANSCRIPTION FACTOR, TRANSCRIPTION-DNA COMPLEX                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.M.JACOBSON,P.LI,A.LEON-DEL-RIO,M.G.ROSENFELD,A.K.AGGARWAL           
REVDAT   4   03-NOV-21 1AU7    1       SEQADV                                   
REVDAT   3   24-FEB-09 1AU7    1       VERSN                                    
REVDAT   2   01-APR-03 1AU7    1       JRNL                                     
REVDAT   1   28-JAN-98 1AU7    0                                                
JRNL        AUTH   E.M.JACOBSON,P.LI,A.LEON-DEL-RIO,M.G.ROSENFELD,A.K.AGGARWAL  
JRNL        TITL   STRUCTURE OF PIT-1 POU DOMAIN BOUND TO DNA AS A DIMER:       
JRNL        TITL 2 UNEXPECTED ARRANGEMENT AND FLEXIBILITY.                      
JRNL        REF    GENES DEV.                    V.  11   198 1997              
JRNL        REFN                   ISSN 0890-9369                               
JRNL        PMID   9009203                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1F                                          
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 84.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 14575                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.230                           
REMARK   3   FREE R VALUE                     : 0.302                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2100                                    
REMARK   3   NUCLEIC ACID ATOMS       : 999                                     
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 176                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.013                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.710                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1AU7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB.                                
REMARK 100 THE DEPOSITION ID IS D_1000171263.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : AUG-94                             
REMARK 200  TEMPERATURE           (KELVIN) : 111.00                             
REMARK 200  PH                             : 4.0-4.3                            
REMARK 200  NUMBER OF CRYSTALS USED        : 3                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : F2                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : SILICON                            
REMARK 200  OPTICS                         : DUAL SLITS                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : FUJI                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 10021                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.2                               
REMARK 200  DATA REDUNDANCY                : 2.500                              
REMARK 200  R MERGE                    (I) : 0.05800                            
REMARK 200  R SYM                      (I) : 5.80000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 73.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.18900                            
REMARK 200  R SYM FOR SHELL            (I) : 18.9000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: PHASIT                                                
REMARK 200 STARTING MODEL: NONE                                                 
REMARK 200                                                                      
REMARK 200 REMARK: BROMO-URACIL MAD EXPERIMENT                                  
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 33.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: A 28 BP DNA DUPLEX (10MG/ML) WAS ADDED   
REMARK 280  TO THE PROTEIN IN A 1:2 MOLAR RATIO. CRYSTALS WERE GROWN BY         
REMARK 280  VAPOR DIFFUSION USING HANGING DROPS OF 1 UL. OF PROTEIN/DNA         
REMARK 280  SOLUTION MIXED 1 UL. OF RESERVOIR SOLUTION. THE BEST CRYSTALS       
REMARK 280  WERE OBTAINED WITH RESERVOIRS CONTAINING 400-600 MM PHOSPHORIC      
REMARK 280  ACID ADJUSTED TO PH 4.0 - 4.3 WITH TRIETHYLAMINE., PH 4.00,         
REMARK 280  VAPOR DIFFUSION - HANGING DROP, VAPOR DIFFUSION, HANGING DROP       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,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                                                                      
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, 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 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 LINKERS CONNECTING POU SPECIFIC DOMAIN AND POU HOMEO DOMAIN          
REMARK 400 ARE DISORDERED IN THE STRUCTURE AND NOT VISIBLE IN THE               
REMARK 400 ELECTRON DENSITY MAP.                                                
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     VAL A    87                                                      
REMARK 465     GLY A    88                                                      
REMARK 465     ALA A    89                                                      
REMARK 465     LEU A    90                                                      
REMARK 465     TYR A    91                                                      
REMARK 465     ASN A    92                                                      
REMARK 465     GLU A    93                                                      
REMARK 465     LYS A    94                                                      
REMARK 465     VAL A    95                                                      
REMARK 465     GLY A    96                                                      
REMARK 465     ALA A    97                                                      
REMARK 465     ASN A    98                                                      
REMARK 465     GLU A    99                                                      
REMARK 465     ARG A   100                                                      
REMARK 465     LYS A   101                                                      
REMARK 465     ARG A   102                                                      
REMARK 465     GLU B    85                                                      
REMARK 465     GLN B    86                                                      
REMARK 465     VAL B    87                                                      
REMARK 465     GLY B    88                                                      
REMARK 465     ALA B    89                                                      
REMARK 465     LEU B    90                                                      
REMARK 465     TYR B    91                                                      
REMARK 465     ASN B    92                                                      
REMARK 465     GLU B    93                                                      
REMARK 465     LYS B    94                                                      
REMARK 465     VAL B    95                                                      
REMARK 465     GLY B    96                                                      
REMARK 465     ALA B    97                                                      
REMARK 465     ASN B    98                                                      
REMARK 465     GLU B    99                                                      
REMARK 465     ARG B   100                                                      
REMARK 465     LYS B   101                                                      
REMARK 465     ARG B   102                                                      
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      DA D 490    N6                                                  
REMARK 470     LYS A 125    CG   CD   CE   NZ                                   
REMARK 470     LYS A 157    CG   CD   CE   NZ                                   
REMARK 470     LYS B 125    CG   CD   CE   NZ                                   
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   HZ2  LYS B    62     H2   HOH B   737              1.12            
REMARK 500   H    GLN B    44     H1   HOH B   841              1.25            
REMARK 500  HH22  ARG B   146     H1   HOH D   793              1.28            
REMARK 500  HD22  ASN A   151     H2   HOH A   754              1.30            
REMARK 500  HH22  ARG A   146     H2   HOH A   708              1.30            
REMARK 500   H41   DC C   453     H2   HOH C   839              1.33            
REMARK 500   H    ARG B     7     H2   HOH B   821              1.34            
REMARK 500   O4    DT C   449     H62   DA D   498              1.54            
REMARK 500   OP2   DC C   463     HZ1  LYS B   113              1.55            
REMARK 500  HH22  ARG A   133     O    HOH A   726              1.58            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500  HH22  ARG A   118     O    HOH D   853     1455     1.12            
REMARK 500   H2   HOH D   879     H2   HOH B   823     1546     1.18            
REMARK 500  HH21  ARG A     7    HE21  GLN B   129     1545     1.24            
REMARK 500   NH2  ARG A     7     H1   HOH D   752     1554     1.56            
REMARK 500   OE1  GLU A    72     O    HOH D   721     1545     1.58            
REMARK 500  HD22  ASN A   139     O    ASN B   139     1545     1.59            
REMARK 500   NH2  ARG A   118     O    HOH D   853     1455     1.68            
REMARK 500   OE1  GLN B   129     O    HOH D   771     1564     1.87            
REMARK 500   O    ASN A   139     ND2  ASN B   139     1545     2.03            
REMARK 500   CD   GLU A    72     O    HOH D   721     1545     2.10            
REMARK 500   ND2  ASN A   139     O    ASN B   139     1545     2.11            
REMARK 500   CD   ARG A   118     O    HOH A   904     1455     2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500     DT C 455   O4' -  C1' -  N1  ANGL. DEV. =   2.0 DEGREES          
REMARK 500     DC D 478   O4' -  C1' -  N1  ANGL. DEV. =   2.6 DEGREES          
REMARK 500     DA D 498   O4' -  C1' -  N9  ANGL. DEV. =   2.0 DEGREES          
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    GLN A  54       45.76    -94.27                                   
REMARK 500    ARG A 104       65.91     82.08                                   
REMARK 500    VAL B  37      -35.90   -130.57                                   
REMARK 500    GLN B  54       58.45    -98.22                                   
REMARK 500    ILE B 110       26.14    -78.83                                   
REMARK 500    LYS B 125       74.50   -156.48                                   
REMARK 500    LYS B 142      -46.00    -28.92                                   
REMARK 500    VAL B 159      -74.83    -56.38                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500     DG C 456         0.07    SIDE CHAIN                              
REMARK 500     DA C 462         0.06    SIDE CHAIN                              
REMARK 500     DC D 478         0.12    SIDE CHAIN                              
REMARK 500     DC D 479         0.07    SIDE CHAIN                              
REMARK 500     DG D 497         0.05    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1AU7 A    5   160  UNP    P10037   PIT1_RAT       130    273             
DBREF  1AU7 B    5   160  UNP    P10037   PIT1_RAT       130    273             
DBREF  1AU7 C  449   473  PDB    1AU7     1AU7           449    473             
DBREF  1AU7 D  475   498  PDB    1AU7     1AU7           475    498             
SEQADV 1AU7 GLY A    5  UNP  P10037    GLU   128 ENGINEERED MUTATION            
SEQADV 1AU7 MET A    6  UNP  P10037    ILE   129 ENGINEERED MUTATION            
SEQADV 1AU7 ALA A    8  UNP  P10037    GLU   131 CONFLICT                       
SEQADV 1AU7 ILE A  110  UNP  P10037    VAL   223 CONFLICT                       
SEQADV 1AU7 GLY B    5  UNP  P10037    GLU   128 ENGINEERED MUTATION            
SEQADV 1AU7 MET B    6  UNP  P10037    ILE   129 ENGINEERED MUTATION            
SEQADV 1AU7 ALA B    8  UNP  P10037    GLU   131 CONFLICT                       
SEQADV 1AU7 ILE B  110  UNP  P10037    VAL   223 CONFLICT                       
SEQRES   1 C   25   DT  DC  DC  DT  DC  DA  DT  DG  DT  DA  DT  DA  DT          
SEQRES   2 C   25   DA  DC  DA  DT  DG  DA  DG  DG  DA  DA  DG  DG              
SEQRES   1 D   24   DC  DT  DT  DC  DC  DT  DC  DA  DT  DG  DT  DA  DT          
SEQRES   2 D   24   DA  DT  DA  DC  DA  DT  DG  DA  DG  DG  DA                  
SEQRES   1 A  146  GLY MET ARG ALA LEU GLU GLN PHE ALA ASN GLU PHE LYS          
SEQRES   2 A  146  VAL ARG ARG ILE LYS LEU GLY TYR THR GLN THR ASN VAL          
SEQRES   3 A  146  GLY GLU ALA LEU ALA ALA VAL HIS GLY SER GLU PHE SER          
SEQRES   4 A  146  GLN THR THR ILE CYS ARG PHE GLU ASN LEU GLN LEU SER          
SEQRES   5 A  146  PHE LYS ASN ALA CYS LYS LEU LYS ALA ILE LEU SER LYS          
SEQRES   6 A  146  TRP LEU GLU GLU ALA GLU GLN VAL GLY ALA LEU TYR ASN          
SEQRES   7 A  146  GLU LYS VAL GLY ALA ASN GLU ARG LYS ARG LYS ARG ARG          
SEQRES   8 A  146  THR THR ILE SER ILE ALA ALA LYS ASP ALA LEU GLU ARG          
SEQRES   9 A  146  HIS PHE GLY GLU HIS SER LYS PRO SER SER GLN GLU ILE          
SEQRES  10 A  146  MET ARG MET ALA GLU GLU LEU ASN LEU GLU LYS GLU VAL          
SEQRES  11 A  146  VAL ARG VAL TRP PHE CYS ASN ARG ARG GLN ARG GLU LYS          
SEQRES  12 A  146  ARG VAL LYS                                                  
SEQRES   1 B  146  GLY MET ARG ALA LEU GLU GLN PHE ALA ASN GLU PHE LYS          
SEQRES   2 B  146  VAL ARG ARG ILE LYS LEU GLY TYR THR GLN THR ASN VAL          
SEQRES   3 B  146  GLY GLU ALA LEU ALA ALA VAL HIS GLY SER GLU PHE SER          
SEQRES   4 B  146  GLN THR THR ILE CYS ARG PHE GLU ASN LEU GLN LEU SER          
SEQRES   5 B  146  PHE LYS ASN ALA CYS LYS LEU LYS ALA ILE LEU SER LYS          
SEQRES   6 B  146  TRP LEU GLU GLU ALA GLU GLN VAL GLY ALA LEU TYR ASN          
SEQRES   7 B  146  GLU LYS VAL GLY ALA ASN GLU ARG LYS ARG LYS ARG ARG          
SEQRES   8 B  146  THR THR ILE SER ILE ALA ALA LYS ASP ALA LEU GLU ARG          
SEQRES   9 B  146  HIS PHE GLY GLU HIS SER LYS PRO SER SER GLN GLU ILE          
SEQRES  10 B  146  MET ARG MET ALA GLU GLU LEU ASN LEU GLU LYS GLU VAL          
SEQRES  11 B  146  VAL ARG VAL TRP PHE CYS ASN ARG ARG GLN ARG GLU LYS          
SEQRES  12 B  146  ARG VAL LYS                                                  
FORMUL   5  HOH   *176(H2 O)                                                    
HELIX    1   1 MET A    6  LEU A   23  1                                  18    
HELIX    2   2 GLN A   27  ALA A   36  1                                  10    
HELIX    3   3 GLN A   44  GLU A   51  1                                   8    
HELIX    4   4 PHE A   57  GLU A   73  1                                  17    
HELIX    5   5 ILE A  110  GLU A  122  1                                  13    
HELIX    6   6 SER A  128  LEU A  138  1                                  11    
HELIX    7   7 LYS A  142  LYS A  157  1                                  16    
HELIX    8   8 MET B    6  LYS B   22  1                                  17    
HELIX    9   9 GLN B   27  ALA B   36  1                                  10    
HELIX   10  10 GLN B   44  ASN B   52  1                                   9    
HELIX   11  11 PHE B   57  GLU B   73  1                                  17    
HELIX   12  12 LYS B  113  PHE B  120  1                                   8    
HELIX   13  13 SER B  128  LEU B  138  1                                  11    
HELIX   14  14 LYS B  142  GLU B  156  1                                  15    
CRYST1   42.500   50.100   55.800  76.70  79.30  67.20 P 1           2          
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      0.023529 -0.009891 -0.002762        0.00000                         
SCALE2      0.000000  0.021652 -0.003838        0.00000                         
SCALE3      0.000000  0.000000  0.018523        0.00000                         
MTRIX1   1  0.388765 -0.637872  0.664816       -1.92157    1                    
MTRIX2   1 -0.664442 -0.693985 -0.277312       58.74348    1                    
MTRIX3   1  0.638262 -0.333923 -0.693626       62.81211    1