HEADER    APOPTOSIS                               20-SEP-11   4A1U              
TITLE     CRYSTAL STRUCTURE OF ALPHA-BETA-FOLDAMER 2C IN COMPLEX WITH BCL-XL    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BCL-2-LIKE PROTEIN 1;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 1-26,83-209;                                      
COMPND   5 SYNONYM: BCL-XL, BCL2-L-1, APOPTOSIS REGULATOR BCL-X;                
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: ALPHA-BETA-FOLDAMER 2C;                                    
COMPND   9 CHAIN: B;                                                            
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PGEX;                                      
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 SYNTHETIC: YES;                                                      
SOURCE  12 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE  13 ORGANISM_TAXID: 32630                                                
KEYWDS    APOPTOSIS, ALPHA-HELIX, BH3, MIMICRY                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.D.BOERSMA,H.S.HAASE,K.J.KAUFMAN,W.S.HORNE,E.F.LEE,O.B.CLARKE,       
AUTHOR   2 B.J.SMITH,P.M.COLMAN,S.H.GELLMAN,W.D.FAIRLIE                         
REVDAT   6   20-DEC-23 4A1U    1       REMARK                                   
REVDAT   5   15-NOV-23 4A1U    1       REMARK LINK   ATOM                       
REVDAT   4   10-JUL-19 4A1U    1       REMARK                                   
REVDAT   3   24-APR-19 4A1U    1       REMARK SEQRES LINK                       
REVDAT   2   25-JAN-12 4A1U    1       JRNL                                     
REVDAT   1   28-DEC-11 4A1U    0                                                
JRNL        AUTH   M.D.BOERSMA,H.S.HAASE,K.J.PETERSON-KAUFMAN,E.F.LEE,          
JRNL        AUTH 2 O.B.CLARKE,P.M.COLMAN,B.J.SMITH,W.S.HORNE,W.D.FAIRLIE,       
JRNL        AUTH 3 S.H.GELLMAN                                                  
JRNL        TITL   EVALUATION OF DIVERSE ALPHA/BETA-BACKBONE PATTERNS FOR       
JRNL        TITL 2 FUNCTIONAL ALPHA-HELIX MIMICRY: ANALOGUES OF THE BIM BH3     
JRNL        TITL 3 DOMAIN.                                                      
JRNL        REF    J.AM.CHEM.SOC.                V. 134   315 2012              
JRNL        REFN                   ISSN 0002-7863                               
JRNL        PMID   22040025                                                     
JRNL        DOI    10.1021/JA207148M                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.54 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.7.2_861)                    
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT 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) : 1.54                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.86                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 30977                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.172                           
REMARK   3   R VALUE            (WORKING SET) : 0.171                           
REMARK   3   FREE R VALUE                     : 0.198                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1558                            
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 19.8630 -  3.4200    1.00     2891   145  0.1775 0.1824        
REMARK   3     2  3.4200 -  2.7168    1.00     2754   138  0.1533 0.2079        
REMARK   3     3  2.7168 -  2.3740    1.00     2699   150  0.1488 0.1688        
REMARK   3     4  2.3740 -  2.1572    1.00     2729   138  0.1521 0.1955        
REMARK   3     5  2.1572 -  2.0028    1.00     2685   154  0.1565 0.1928        
REMARK   3     6  2.0028 -  1.8848    1.00     2659   153  0.1653 0.2028        
REMARK   3     7  1.8848 -  1.7904    1.00     2686   132  0.1816 0.2196        
REMARK   3     8  1.7904 -  1.7126    1.00     2681   126  0.1892 0.2217        
REMARK   3     9  1.7126 -  1.6467    1.00     2641   163  0.2103 0.2486        
REMARK   3    10  1.6467 -  1.5899    1.00     2683   126  0.2376 0.2771        
REMARK   3    11  1.5899 -  1.5402    0.88     2311   133  0.2989 0.2842        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.10                                          
REMARK   3   SHRINKAGE RADIUS   : 0.86                                          
REMARK   3   K_SOL              : 0.40                                          
REMARK   3   B_SOL              : 60.36                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.310            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 17.460           
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) : 1.92270                                              
REMARK   3    B22 (A**2) : 1.92270                                              
REMARK   3    B33 (A**2) : -3.84540                                             
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  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      :  0.010           1483                                  
REMARK   3   ANGLE     :  1.327           2010                                  
REMARK   3   CHIRALITY :  0.061            206                                  
REMARK   3   PLANARITY :  0.006            261                                  
REMARK   3   DIHEDRAL  : 15.565            548                                  
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): -20.2856  10.1154  25.6249              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0801 T22:   0.0444                                     
REMARK   3      T33:   0.0755 T12:  -0.0000                                     
REMARK   3      T13:  -0.0092 T23:  -0.0019                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2541 L22:   0.8090                                     
REMARK   3      L33:   1.2493 L12:   0.1998                                     
REMARK   3      L13:   0.2067 L23:   0.1304                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1097 S12:  -0.0910 S13:  -0.1201                       
REMARK   3      S21:   0.1018 S22:  -0.0517 S23:   0.0077                       
REMARK   3      S31:   0.0941 S32:  -0.0840 S33:  -0.0365                       
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 4A1U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-SEP-11.                  
REMARK 100 THE DEPOSITION ID IS D_1290048903.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 11-DEC-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : AUSTRALIAN SYNCHROTRON             
REMARK 200  BEAMLINE                       : MX2                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.953692                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 30977                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.540                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 5.180                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.9400                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.54                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.63                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 88.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.47                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.76000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.920                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER FOR MR                                         
REMARK 200 STARTING MODEL: PDB ENTRY 3FDL                                       
REMARK 200                                                                      
REMARK 200 REMARK: MOLECULAR REPLACEMENT WAS PERFORMED USING THE STRUCTURE OF   
REMARK 200  BCL-XL FROM THE PDB ENTRY 3FDL, WITH THE PEPTIDE REMOVED, AS THE    
REMARK 200  SEARCH MODEL.                                                       
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.99                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.5 M AMMONIUM SULPHATE, 0.1 M TRIS PH   
REMARK 280  8.5, 12% (V/V) GLYCEROL                                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       39.72267            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       79.44533            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       79.44533            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       39.72267            
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: 2550 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 10020 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -36.4 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 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 A2009  LIES ON A SPECIAL POSITION.                          
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    -4                                                      
REMARK 465     PRO A    -3                                                      
REMARK 465     LEU A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     GLN A   207                                                      
REMARK 465     GLU A   208                                                      
REMARK 465     ARG A   209                                                      
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     GLU A  202   CB   CG   CD   OE1  OE2                             
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 A  2145     O    HOH A  2146              2.01            
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    B3A B 103   CA  -  C   -  N   ANGL. DEV. =  29.4 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    SER A 106      155.61    129.28                                   
REMARK 500    LEU A 112      -99.13    -67.79                                   
REMARK 500    HIS A 113      126.92    108.01                                   
REMARK 500    HR7 B  96      -84.05    -13.58                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 B3E B   93     LEU B   94                  148.89                    
REMARK 500 ARG B   95     HR7 B   96                  146.56                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    B3E B  93        -16.92                                           
REMARK 500    B3E B 100        -15.41                                           
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 CL A 1207                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1208                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1209                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1BXL   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF BCL-XL/BAK PEPTIDE COMPLEX, NMR, MINIMIZED AVERAGE      
REMARK 900 STRUCTURE                                                            
REMARK 900 RELATED ID: 4A1W   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF ALPHA-BETA FOLDAMER 4C IN COMPLEX WITH BCL-XL   
REMARK 900 RELATED ID: 1YSI   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE ANTI-APOPTOTIC PROTEIN BCL- XL INCOMPLEX   
REMARK 900 WITH AN ACYL-SULFONAMIDE-BASED LIGAND                                
REMARK 900 RELATED ID: 2YJ1   RELATED DB: PDB                                   
REMARK 900 PUMA BH3 FOLDAMER IN COMPLEX WITH BCL-XL                             
REMARK 900 RELATED ID: 2B48   RELATED DB: PDB                                   
REMARK 900 BCL-XL 3D DOMAIN SWAPPED DIMER                                       
REMARK 900 RELATED ID: 1R2E   RELATED DB: PDB                                   
REMARK 900 HUMAN BCL-XL CONTAINING A GLU TO LEU MUTATION AT POSITION 92         
REMARK 900 RELATED ID: 1YSN   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE ANTI-APOPTOTIC PROTEIN BCL- XLCOMPLEXED    
REMARK 900 WITH AN ACYL-SULFONAMIDE-BASED LIGAND                                
REMARK 900 RELATED ID: 1YSG   RELATED DB: PDB                                   
REMARK 900 SOLUTION STRUCTURE OF THE ANTI-APOPTOTIC PROTEIN BCL- XL INCOMPLEX   
REMARK 900 WITH "SAR BY NMR" LIGANDS                                            
REMARK 900 RELATED ID: 1R2G   RELATED DB: PDB                                   
REMARK 900 HUMAN BCL-XL CONTAINING A PHE TO TRP MUTATION AT POSITION 97         
REMARK 900 RELATED ID: 1R2H   RELATED DB: PDB                                   
REMARK 900 HUMAN BCL-XL CONTAINING AN ALA TO LEU MUTATION AT POSITION142        
REMARK 900 RELATED ID: 1LXL   RELATED DB: PDB                                   
REMARK 900 NMR STRUCTURE OF BCL-XL, AN INHIBITOR OF PROGRAMMED CELL DEATH,      
REMARK 900 MINIMIZED AVERAGE STRUCTURE                                          
REMARK 900 RELATED ID: 1R2D   RELATED DB: PDB                                   
REMARK 900 STRUCTURE OF HUMAN BCL-XL AT 1.95 ANGSTROMS                          
REMARK 900 RELATED ID: 1G5J   RELATED DB: PDB                                   
REMARK 900 COMPLEX OF BCL-XL WITH PEPTIDE FROM BAD                              
REMARK 900 RELATED ID: 1MAZ   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF BCL-XL, AN INHIBITOR OF PROGRAMMED CELL DEATH     
REMARK 900 RELATED ID: 1R2I   RELATED DB: PDB                                   
REMARK 900 HUMAN BCL-XL CONTAINING A PHE TO LEU MUTATION AT POSITION 146        
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 DELETION OF AMINO ACID RESIDUES 27-82 AND 210-233                    
DBREF  4A1U A    1    26  UNP    Q07817   B2CL1_HUMAN      1     26             
DBREF  4A1U A   83   209  UNP    Q07817   B2CL1_HUMAN     83    209             
DBREF  4A1U B   87   106  PDB    4A1U     4A1U            87    106             
SEQADV 4A1U GLY A   -4  UNP  Q07817              EXPRESSION TAG                 
SEQADV 4A1U PRO A   -3  UNP  Q07817              EXPRESSION TAG                 
SEQADV 4A1U LEU A   -2  UNP  Q07817              EXPRESSION TAG                 
SEQADV 4A1U GLY A   -1  UNP  Q07817              EXPRESSION TAG                 
SEQADV 4A1U SER A    0  UNP  Q07817              EXPRESSION TAG                 
SEQRES   1 A  158  GLY PRO LEU GLY SER MET SER GLN SER ASN ARG GLU LEU          
SEQRES   2 A  158  VAL VAL ASP PHE LEU SER TYR LYS LEU SER GLN LYS GLY          
SEQRES   3 A  158  TYR SER TRP SER GLN MET ALA ALA VAL LYS GLN ALA LEU          
SEQRES   4 A  158  ARG GLU ALA GLY ASP GLU PHE GLU LEU ARG TYR ARG ARG          
SEQRES   5 A  158  ALA PHE SER ASP LEU THR SER GLN LEU HIS ILE THR PRO          
SEQRES   6 A  158  GLY THR ALA TYR GLN SER PHE GLU GLN VAL VAL ASN GLU          
SEQRES   7 A  158  LEU PHE ARG ASP GLY VAL ASN TRP GLY ARG ILE VAL ALA          
SEQRES   8 A  158  PHE PHE SER PHE GLY GLY ALA LEU CYS VAL GLU SER VAL          
SEQRES   9 A  158  ASP LYS GLU MET GLN VAL LEU VAL SER ARG ILE ALA ALA          
SEQRES  10 A  158  TRP MET ALA THR TYR LEU ASN ASP HIS LEU GLU PRO TRP          
SEQRES  11 A  158  ILE GLN GLU ASN GLY GLY TRP ASP THR PHE VAL GLU LEU          
SEQRES  12 A  158  TYR GLY ASN ASN ALA ALA ALA GLU SER ARG LYS GLY GLN          
SEQRES  13 A  158  GLU ARG                                                      
SEQRES   1 B   20  ACE ILE HT7 ILE ALA GLN B3E LEU ARG HR7 ILE GLY ASP          
SEQRES   2 B   20  B3E PHE ASN B3A TYR TYR NH2                                  
MODRES 4A1U HT7 B   89  TRP                                                     
MODRES 4A1U B3E B   93  GLU  (3S)-3-AMINOHEXANEDIOIC ACID                       
MODRES 4A1U HR7 B   96  ARG                                                     
MODRES 4A1U B3E B  100  GLU  (3S)-3-AMINOHEXANEDIOIC ACID                       
MODRES 4A1U B3A B  103  ALA  (3S)-3-AMINOBUTANOIC ACID                          
HET    ACE  B  87       6                                                       
HET    HT7  B  89      27                                                       
HET    B3E  B  93      18                                                       
HET    HR7  B  96      27                                                       
HET    B3E  B 100      18                                                       
HET    B3A  B 103      13                                                       
HET    NH2  B 106       3                                                       
HET     CL  A1207       1                                                       
HET    SO4  A1208       5                                                       
HET     CL  A1209       1                                                       
HETNAM     ACE ACETYL GROUP                                                     
HETNAM     HT7 (3S)-3-AMINO-4-(1H-INDOL-3-YL)BUTANOIC ACID                      
HETNAM     B3E (3S)-3-AMINOHEXANEDIOIC ACID                                     
HETNAM     HR7 (3S)-3-AMINO-6-[(DIAMINOMETHYLIDENE)AMINO]HEXANOIC ACID          
HETNAM     B3A (3S)-3-AMINOBUTANOIC ACID                                        
HETNAM     NH2 AMINO GROUP                                                      
HETNAM      CL CHLORIDE ION                                                     
HETNAM     SO4 SULFATE ION                                                      
HETSYN     HT7 BETA-HOMOTRYPTOPHAN                                              
HETSYN     HR7 BETA-HOMOARGININE                                                
FORMUL   2  ACE    C2 H4 O                                                      
FORMUL   2  HT7    C12 H14 N2 O2                                                
FORMUL   2  B3E    2(C6 H11 N O4)                                               
FORMUL   2  HR7    C7 H16 N4 O2                                                 
FORMUL   2  B3A    C4 H9 N O2                                                   
FORMUL   2  NH2    H2 N                                                         
FORMUL   3   CL    2(CL 1-)                                                     
FORMUL   4  SO4    O4 S 2-                                                      
FORMUL   6  HOH   *196(H2 O)                                                    
HELIX    1   1 MET A    1  GLN A   19  1                                  19    
HELIX    2   2 SER A   25  PHE A  105  1                                  25    
HELIX    3   3 LEU A  108  LEU A  112  5                                   5    
HELIX    4   4 THR A  118  PHE A  131  1                                  14    
HELIX    5   5 ASN A  136  LYS A  157  1                                  22    
HELIX    6   6 MET A  159  VAL A  161  5                                   3    
HELIX    7   7 LEU A  162  LEU A  178  1                                  17    
HELIX    8   8 LEU A  178  GLN A  183  1                                   6    
HELIX    9   9 GLY A  186  GLY A  196  1                                  11    
HELIX   10  10 ASN A  198  GLY A  206  1                                   9    
LINK         C   ACE B  87                 N   ILE B  88     1555   1555  1.33  
LINK         C   ILE B  88                 N   HT7 B  89     1555   1555  1.33  
LINK         C   HT7 B  89                 N   ILE B  90     1555   1555  1.33  
LINK         C   GLN B  92                 N   B3E B  93     1555   1555  1.33  
LINK         C   B3E B  93                 N   LEU B  94     1555   1555  1.34  
LINK         C   ARG B  95                 N   HR7 B  96     1555   1555  1.33  
LINK         C   HR7 B  96                 N   ILE B  97     1555   1555  1.32  
LINK         C   ASP B  99                 N   B3E B 100     1555   1555  1.32  
LINK         C   B3E B 100                 N   PHE B 101     1555   1555  1.33  
LINK         C   ASN B 102                 N   B3A B 103     1555   1555  1.33  
LINK         C   B3A B 103                 N   TYR B 104     1555   1555  1.33  
LINK         C   TYR B 105                 N   NH2 B 106     1555   1555  1.33  
SITE     1 AC1  1 GLN A  26                                                     
SITE     1 AC2  3 LEU A  99  ARG A 103  ARG A 204                               
SITE     1 AC3  3 ARG A 102  HOH A2082  HOH A2113                               
CRYST1   54.706   54.706  119.168  90.00  90.00 120.00 P 31 2 1      6          
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      0.018280  0.010554  0.000000        0.00000                         
SCALE2      0.000000  0.021107  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008392        0.00000