PDB Short entry for 4AAF
HEADER    HYDROLASE/DNA                           01-DEC-11   4AAF              
TITLE     CRYSTAL STRUCTURE OF THE MUTANT D75N I-CREI IN COMPLEX WITH           
TITLE    2 AN ALTERED TARGET (THE FOUR CENTRAL BASES, 2NN REGION, ARE           
TITLE    3 COMPOSED BY TGCA FROM 5' TO 3')                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA ENDONUCLEASE I-CREI;                                   
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: I-CREI, 23S RRNA INTRON PROTEIN;                            
COMPND   5 EC: 3.1.-.-;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES;                                                       
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: 24MER DNA;                                                 
COMPND  10 CHAIN: E, G                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CHLAMYDOMONAS REINHARDTII;                      
SOURCE   3 ORGANISM_TAXID: 3055;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_VECTOR: CDFDUET1, PET24D;                          
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 SYNTHETIC: YES;                                                      
SOURCE  10 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE  11 ORGANISM_TAXID: 32630                                                
KEYWDS    HYDROLASE-DNA COMPLEX, GENE TARGETING, PROTEIN-DNA INTERACTION,       
KEYWDS   2 HOMING ENDONUCLEASES                                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.MOLINA,P.REDONDO,S.STELLA,M.MARENCHINO,M.D'ABRAMO,F.L.GERVASIO,     
AUTHOR   2 J.C.EPINAT,J.VALTON,S.GRIZOT,P.DUCHATEAU,J.PRIETO,G.MONTOYA          
REVDAT   2   22-AUG-12 4AAF    1       JRNL   REMARK                            
REVDAT   1   02-MAY-12 4AAF    0                                                
JRNL        AUTH   R.MOLINA,P.REDONDO,S.STELLA,M.MARENCHINO,M.D'ABRAMO,         
JRNL        AUTH 2 F.L.GERVASIO,J.CHARLES EPINAT,J.VALTON,S.GRIZOT,P.DUCHATEAU, 
JRNL        AUTH 3 J.PRIETO,G.MONTOYA                                           
JRNL        TITL   NON-SPECIFIC PROTEIN-DNA INTERACTIONS CONTROL I-CREI TARGET  
JRNL        TITL 2 BINDING AND CLEAVAGE.                                        
JRNL        REF    NUCLEIC ACIDS RES.            V.  40  6936 2012              
JRNL        REFN                   ISSN 0305-1048                               
JRNL        PMID   22495931                                                     
JRNL        DOI    10.1093/NAR/GKS320                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE)                               
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VICENT CHEN,IAN             
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.500                          
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 55.144                         
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.33                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.35                          
REMARK   3   NUMBER OF REFLECTIONS             : 21362                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.2011                          
REMARK   3   R VALUE            (WORKING SET) : 0.1963                          
REMARK   3   FREE R VALUE                     : 0.2473                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.3                             
REMARK   3   FREE R VALUE TEST SET COUNT      : 1990                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 55.1571 -  5.3846    0.96     2062   212  0.1941 0.2279        
REMARK   3     2  5.3846 -  4.2744    0.98     2003   205  0.1438 0.1862        
REMARK   3     3  4.2744 -  3.7342    0.97     1931   198  0.1712 0.2333        
REMARK   3     4  3.7342 -  3.3929    0.98     1947   201  0.1976 0.2452        
REMARK   3     5  3.3929 -  3.1497    0.97     1915   199  0.1922 0.2270        
REMARK   3     6  3.1497 -  2.9640    0.97     1899   194  0.2231 0.3076        
REMARK   3     7  2.9640 -  2.8156    0.98     1899   194  0.2552 0.3202        
REMARK   3     8  2.8156 -  2.6930    0.97     1915   197  0.2783 0.3325        
REMARK   3     9  2.6930 -  2.5894    0.98     1884   193  0.2928 0.3690        
REMARK   3    10  2.5894 -  2.5000    0.97     1917   197  0.3509 0.4361        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : 0.329                                         
REMARK   3   B_SOL              : 52.934                                        
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.84             
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.38            
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 56.63                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.6311                                              
REMARK   3    B22 (A**2) : -10.690                                              
REMARK   3    B33 (A**2) : 21.3155                                              
REMARK   3    B12 (A**2) : 0.0000                                               
REMARK   3    B13 (A**2) : 0.0000                                               
REMARK   3    B23 (A**2) : 0.0000                                               
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007           3613                                  
REMARK   3   ANGLE     :  1.215           5086                                  
REMARK   3   CHIRALITY :  0.070            580                                  
REMARK   3   PLANARITY :  0.004            475                                  
REMARK   3   DIHEDRAL  : 22.763           1425                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: ALL                                                    
REMARK   3    ORIGIN FOR THE GROUP (A): -11.9731  -9.0236  24.1792              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2395 T22:   0.3695                                     
REMARK   3      T33:   0.3493 T12:   0.0386                                     
REMARK   3      T13:  -0.0085 T23:  -0.0886                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.6632 L22:   3.2603                                     
REMARK   3      L33:   2.0553 L12:   1.2511                                     
REMARK   3      L13:   0.8798 L23:   1.8546                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0130 S12:   0.0030 S13:  -0.0575                       
REMARK   3      S21:  -0.1697 S22:  -0.3080 S23:   0.3264                       
REMARK   3      S31:  -0.0697 S32:  -0.2378 S33:   0.3145                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4AAF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 02-DEC-11.                  
REMARK 100 THE PDBE ID CODE IS EBI-50565.                                       
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X06SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL (PILATUS 6M)                 
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS                            
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21522                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.50                               
REMARK 200  RESOLUTION RANGE LOW       (A) : 71.43                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.6                                
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY                : 3.5                                
REMARK 200  R MERGE                    (I) : 0.09                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 3.70                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.5                                
REMARK 200  R MERGE FOR SHELL          (I) : 0.47                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.60                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2XE0                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64                                        
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.05                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 35% METOH, 0.1M SODIUM                   
REMARK 280  CACODYLATE PH 6.5,                                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   X,-Y,-Z                                                 
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   -X,-Y+1/2,Z+1/2                                         
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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.71500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       86.75500            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.71500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       86.75500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10690 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 18090 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -48.1 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, E, G                            
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH E2021   LIES ON A SPECIAL POSITION.                         
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 ENGINEERED RESIDUE IN CHAIN A, ASP  75 TO ASN                        
REMARK 400 ENGINEERED RESIDUE IN CHAIN B, ASP  75 TO ASN                        
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     ASP A   153                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480      DG G  615   C2                                                  
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   OG   SER A   118     N    LYS A   121              2.20            
REMARK 500   O    LYS B     7     O    HOH B  2003              1.99            
REMARK 500   N    LEU B    10     O    HOH B  2003              2.11            
REMARK 500   N    LEU B    11     O    HOH B  2003              2.08            
REMARK 500   OD1  ASP B    20     O    HOH A  2006              2.16            
REMARK 500   OE1  GLN B    47     O    HOH B  2008              2.20            
REMARK 500   O3'   DT E   511     O    HOH E  2012              2.14            
REMARK 500   OP2   DT E   519     O    HOH A  2037              2.08            
REMARK 500   O    HOH A  2019     O    HOH B  2040              2.04            
REMARK 500   O    HOH B  2006     O    HOH B  2007              2.11            
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     DC E 502   O4' -  C4' -  C3' ANGL. DEV. =  -2.6 DEGREES          
REMARK 500     DC E 507   C3' -  C2' -  C1' ANGL. DEV. =  -5.9 DEGREES          
REMARK 500     DC E 507   O4' -  C1' -  N1  ANGL. DEV. =   5.9 DEGREES          
REMARK 500     DT E 509   O4' -  C1' -  N1  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DC E 510   O4' -  C1' -  N1  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DA E 516   O4' -  C1' -  N9  ANGL. DEV. =   2.2 DEGREES          
REMARK 500     DA G 603   O4' -  C1' -  N9  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DA G 604   O4' -  C1' -  N9  ANGL. DEV. =   2.4 DEGREES          
REMARK 500     DC G 607   O4' -  C1' -  N1  ANGL. DEV. =   4.9 DEGREES          
REMARK 500     DT G 609   C3' -  C2' -  C1' ANGL. DEV. =  -5.2 DEGREES          
REMARK 500     DC G 613   C3' -  C2' -  C1' ANGL. DEV. =  -5.2 DEGREES          
REMARK 500     DA G 616   O4' -  C1' -  N9  ANGL. DEV. =   2.4 DEGREES          
REMARK 500     DG G 623   O4' -  C1' -  N9  ANGL. DEV. =   3.5 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    ASP A  20       36.92   -149.82                                   
REMARK 500    GLU A 117      -82.37   -127.48                                   
REMARK 500    THR A 144     -169.34   -115.77                                   
REMARK 500    ALA A 150       30.63    -92.84                                   
REMARK 500    VAL A 151      -40.71   -134.54                                   
REMARK 500    ASP B  20       13.32   -143.55                                   
REMARK 500    ASN B  30      118.14   -161.69                                   
REMARK 500    LYS B 142      -50.09   -122.52                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO E1525                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1G9Z   RELATED DB: PDB                                   
REMARK 900  LAGLIDADG HOMING ENDONUCLEASE I-CREI / DNA PRODUCT                  
REMARK 900  COMPLEXWITH MAGNESIUM                                               
REMARK 900 RELATED ID: 1BP7   RELATED DB: PDB                                   
REMARK 900  GROUP I MOBILE INTRON ENDONUCLEASE I-CREI COMPLEXED                 
REMARK 900  WITH HOMING SITE DEOXYRIBONUCLEIC ACID                              
REMARK 900 RELATED ID: 2VBL   RELATED DB: PDB                                   
REMARK 900  MOLECULAR BASIS OF HUMAN XPC GENE RECOGNITION AND                   
REMARK 900  CLEAVAGE BY ENGINEERED HOMING ENDONUCLEASE HETERODIMERS             
REMARK 900 RELATED ID: 4AAE   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE MUTANT D75N I-CREI IN                      
REMARK 900  COMPLEX WITH AN ALTERED TARGET (THE FOUR CENTRAL BASES              
REMARK 900  , 2NN REGION, ARE COMPOSED BY AGCG FROM 5' TO 3')                   
REMARK 900 RELATED ID: 2VBO   RELATED DB: PDB                                   
REMARK 900  MOLECULAR BASIS OF HUMAN XPC GENE RECOGNITION AND                   
REMARK 900  CLEAVAGE BY ENGINEERED HOMING ENDONUCLEASE HETERODIMERS             
REMARK 900 RELATED ID: 1MOW   RELATED DB: PDB                                   
REMARK 900  E-DREI                                                              
REMARK 900 RELATED ID: 1U0D   RELATED DB: PDB                                   
REMARK 900  Y33H MUTATANT OF HOMING ENDONUCLEASE I-CREI                         
REMARK 900 RELATED ID: 4AAD   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE MUTANT D75N I-CREI IN                      
REMARK 900  COMPLEX WITH ITS WILD-TYPE TARGET IN ABSENCE OF                     
REMARK 900  METAL IONS AT THE ACTIVE SITE (THE FOUR CENTRAL                     
REMARK 900  BASES, 2NN REGION, ARE COMPOSED BY GTAC FROM 5' TO 3')              
REMARK 900 RELATED ID: 1T9I   RELATED DB: PDB                                   
REMARK 900  I-CREI(D20N)/DNA COMPLEX                                            
REMARK 900 RELATED ID: 1T9J   RELATED DB: PDB                                   
REMARK 900  I-CREI(Q47E)/DNA COMPLEX                                            
REMARK 900 RELATED ID: 1N3E   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF I-CREI BOUND TO A PALINDROMIC                  
REMARK 900  DNASEQUENCE I (PALINDROME OF LEFT SIDE OF WILDTYPE DNA              
REMARK 900   TARGETSEQUENCE)                                                    
REMARK 900 RELATED ID: 4AAB   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE MUTANT D75N I-CREI IN                      
REMARK 900  COMPLEX WITH ITS WILD-TYPE TARGET (THE FOUR CENTRAL                 
REMARK 900  BASES, 2NN REGION, ARE COMPOSED BY GTAC FROM 5' TO 3')              
REMARK 900 RELATED ID: 1AF5   RELATED DB: PDB                                   
REMARK 900  GROUP I MOBILE INTRON ENDONUCLEASE                                  
REMARK 900 RELATED ID: 2VBJ   RELATED DB: PDB                                   
REMARK 900  MOLECULAR BASIS OF HUMAN XPC GENE RECOGNITION AND                   
REMARK 900  CLEAVAGE BY ENGINEERED HOMING ENDONUCLEASE HETERODIMERS             
REMARK 900 RELATED ID: 1G9Y   RELATED DB: PDB                                   
REMARK 900  HOMING ENDONUCLEASE I-CREI / DNA SUBSTRATE COMPLEX                  
REMARK 900  WITHCALCIUM                                                         
REMARK 900 RELATED ID: 1N3F   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF I-CREI BOUND TO A PALINDROMIC                  
REMARK 900  DNASEQUENCE II (PALINDROME OF RIGHT SIDE OF WILDTYPE                
REMARK 900  DNATARGET SEQUENCE)                                                 
REMARK 900 RELATED ID: 2VBN   RELATED DB: PDB                                   
REMARK 900  MOLECULAR BASIS OF HUMAN XPC GENE RECOGNITION AND                   
REMARK 900  CLEAVAGE BY ENGINEERED HOMING ENDONUCLEASE HETERODIMERS             
REMARK 900 RELATED ID: 1U0C   RELATED DB: PDB                                   
REMARK 900  Y33C MUTATANT OF HOMING ENDONUCLEASE I-CREI                         
REMARK 900 RELATED ID: 4AAG   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE MUTANT D75N I-CREI IN                      
REMARK 900  COMPLEX WITH ITS WILD-TYPE TARGET IN PRESENCE OF CA                 
REMARK 900   AT THE ACTIVE SITE (THE FOUR CENTRAL BASES, 2NN                    
REMARK 900  REGION, ARE COMPOSED BY GTAC FROM 5' TO 3')                         
DBREF  4AAF A    2   153  UNP    P05725   DNE1_CHLRE       2    153             
DBREF  4AAF B    2   153  UNP    P05725   DNE1_CHLRE       2    153             
DBREF  4AAF E  501   524  PDB    4AAF     4AAF           501    524             
DBREF  4AAF G  601   624  PDB    4AAF     4AAF           601    624             
SEQADV 4AAF ASN A   75  UNP  P05725    ASP    75 ENGINEERED MUTATION            
SEQADV 4AAF ASN B   75  UNP  P05725    ASP    75 ENGINEERED MUTATION            
SEQRES   1 A  152  ASN THR LYS TYR ASN LYS GLU PHE LEU LEU TYR LEU ALA          
SEQRES   2 A  152  GLY PHE VAL ASP GLY ASP GLY SER ILE ILE ALA GLN ILE          
SEQRES   3 A  152  LYS PRO ASN GLN SER TYR LYS PHE LYS HIS GLN LEU SER          
SEQRES   4 A  152  LEU THR PHE GLN VAL THR GLN LYS THR GLN ARG ARG TRP          
SEQRES   5 A  152  PHE LEU ASP LYS LEU VAL ASP GLU ILE GLY VAL GLY TYR          
SEQRES   6 A  152  VAL ARG ASP ARG GLY SER VAL SER ASN TYR ILE LEU SER          
SEQRES   7 A  152  GLU ILE LYS PRO LEU HIS ASN PHE LEU THR GLN LEU GLN          
SEQRES   8 A  152  PRO PHE LEU LYS LEU LYS GLN LYS GLN ALA ASN LEU VAL          
SEQRES   9 A  152  LEU LYS ILE ILE GLU GLN LEU PRO SER ALA LYS GLU SER          
SEQRES  10 A  152  PRO ASP LYS PHE LEU GLU VAL CYS THR TRP VAL ASP GLN          
SEQRES  11 A  152  ILE ALA ALA LEU ASN ASP SER LYS THR ARG LYS THR THR          
SEQRES  12 A  152  SER GLU THR VAL ARG ALA VAL LEU ASP                          
SEQRES   1 B  152  ASN THR LYS TYR ASN LYS GLU PHE LEU LEU TYR LEU ALA          
SEQRES   2 B  152  GLY PHE VAL ASP GLY ASP GLY SER ILE ILE ALA GLN ILE          
SEQRES   3 B  152  LYS PRO ASN GLN SER TYR LYS PHE LYS HIS GLN LEU SER          
SEQRES   4 B  152  LEU THR PHE GLN VAL THR GLN LYS THR GLN ARG ARG TRP          
SEQRES   5 B  152  PHE LEU ASP LYS LEU VAL ASP GLU ILE GLY VAL GLY TYR          
SEQRES   6 B  152  VAL ARG ASP ARG GLY SER VAL SER ASN TYR ILE LEU SER          
SEQRES   7 B  152  GLU ILE LYS PRO LEU HIS ASN PHE LEU THR GLN LEU GLN          
SEQRES   8 B  152  PRO PHE LEU LYS LEU LYS GLN LYS GLN ALA ASN LEU VAL          
SEQRES   9 B  152  LEU LYS ILE ILE GLU GLN LEU PRO SER ALA LYS GLU SER          
SEQRES  10 B  152  PRO ASP LYS PHE LEU GLU VAL CYS THR TRP VAL ASP GLN          
SEQRES  11 B  152  ILE ALA ALA LEU ASN ASP SER LYS THR ARG LYS THR THR          
SEQRES  12 B  152  SER GLU THR VAL ARG ALA VAL LEU ASP                          
SEQRES   1 E   24   DT  DC  DA  DA  DA  DA  DC  DG  DT  DC  DT  DG  DC          
SEQRES   2 E   24   DA  DG  DA  DC  DG  DT  DT  DT  DT  DG  DA                  
SEQRES   1 G   24   DT  DC  DA  DA  DA  DA  DC  DG  DT  DC  DT  DG  DC          
SEQRES   2 G   24   DA  DG  DA  DC  DG  DT  DT  DT  DT  DG  DA                  
HET    EDO  E1525       4                                                       
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   5  EDO    C2 H6 O2                                                     
FORMUL   6  HOH   *107(H2 O)                                                    
HELIX    1   1 ASN A    6  ASP A   20  1                                  15    
HELIX    2   2 ARG A   51  GLY A   63  1                                  13    
HELIX    3   3 GLU A   80  GLN A   92  1                                  13    
HELIX    4   4 PRO A   93  LEU A   95  5                                   3    
HELIX    5   5 LYS A   98  GLN A  111  1                                  14    
HELIX    6   6 GLN A  111  LYS A  116  1                                   6    
HELIX    7   7 SER A  118  ASN A  136  1                                  19    
HELIX    8   8 THR A  144  ALA A  150  1                                   7    
HELIX    9   9 ASN B    6  ASP B   20  1                                  15    
HELIX   10  10 ARG B   51  GLY B   63  1                                  13    
HELIX   11  11 GLU B   80  GLN B   92  1                                  13    
HELIX   12  12 LYS B   98  GLN B  111  1                                  14    
HELIX   13  13 GLN B  111  LYS B  116  1                                   6    
HELIX   14  14 SER B  118  ASN B  136  1                                  19    
HELIX   15  15 THR B  144  LEU B  152  1                                   9    
SHEET    1  AA 4 GLY A  21  PRO A  29  0                                        
SHEET    2  AA 4 HIS A  37  LYS A  48 -1  O  GLN A  38   N  LYS A  28           
SHEET    3  AA 4 VAL A  73  LEU A  78 -1  O  SER A  74   N  GLN A  47           
SHEET    4  AA 4 TYR A  66  ASP A  69 -1  O  TYR A  66   N  ILE A  77           
SHEET    1  BA 4 GLY B  21  PRO B  29  0                                        
SHEET    2  BA 4 HIS B  37  LYS B  48 -1  O  GLN B  38   N  LYS B  28           
SHEET    3  BA 4 VAL B  73  LEU B  78 -1  O  SER B  74   N  GLN B  47           
SHEET    4  BA 4 TYR B  66  ASP B  69 -1  O  TYR B  66   N  ILE B  77           
SITE     1 AC1  6 SER A 138  LYS A 139  THR A 140   DG E 515                    
SITE     2 AC1  6  DA E 516   DC E 517                                          
CRYST1   49.170   71.430  173.510  90.00  90.00  90.00 P 2 21 21     8          
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      0.020338  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005763        0.00000