HEADER    PROTEIN BINDING                         02-JAN-21   7L97              
TITLE     CRYSTAL STRUCTURE OF STAMBPL1 IN COMPLEX WITH AN ENGINEERED BINDER    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: AMSH-LIKE PROTEASE;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: AMSH-LP,STAM-BINDING PROTEIN-LIKE 1;                        
COMPND   5 EC: 3.4.19.-;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: UBIQUITIN VARIANT;                                         
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 GENE: STAMBPL1, AMSHLP, KIAA1373;                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET28-MHL;                                
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  12 ORGANISM_COMMON: HUMAN;                                              
SOURCE  13 ORGANISM_TAXID: 9606;                                                
SOURCE  14 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  15 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    STAMBP1, UBV, STRUCTURAL GENOMICS, STRUCTURAL GENOMICS CONSORTIUM,    
KEYWDS   2 SGC, PROTEIN BINDING                                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Y.GUO,A.DONG,F.HOU,Y.LI,W.ZHANG,C.H.ARROWSMITH,A.M.EDWARDS,Y.TONG,    
AUTHOR   2 STRUCTURAL GENOMICS CONSORTIUM (SGC)                                 
REVDAT   3   18-OCT-23 7L97    1       REMARK                                   
REVDAT   2   12-OCT-22 7L97    1       JRNL                                     
REVDAT   1   25-AUG-21 7L97    0                                                
JRNL        AUTH   Y.GUO,Q.LIU,E.MALLETTE,C.CABA,F.HOU,J.FUX,G.LAPLANTE,A.DONG, 
JRNL        AUTH 2 Q.ZHANG,H.ZHENG,Y.TONG,W.ZHANG                               
JRNL        TITL   STRUCTURAL AND FUNCTIONAL CHARACTERIZATION OF UBIQUITIN      
JRNL        TITL 2 VARIANT INHIBITORS FOR THE JAMM-FAMILY DEUBIQUITINASES       
JRNL        TITL 3 STAMBP AND STAMBPL1.                                         
JRNL        REF    J.BIOL.CHEM.                  V. 297 01107 2021              
JRNL        REFN                   ESSN 1083-351X                               
JRNL        PMID   34425109                                                     
JRNL        DOI    10.1016/J.JBC.2021.101107                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.01 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0135                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.01                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 15388                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.186                           
REMARK   3   R VALUE            (WORKING SET) : 0.185                           
REMARK   3   FREE R VALUE                     : 0.214                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.300                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 690                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.01                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.07                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1023                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.36                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2590                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 52                           
REMARK   3   BIN FREE R VALUE                    : 0.2690                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1954                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 22                                      
REMARK   3   SOLVENT ATOMS            : 61                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 37.28                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.82000                                             
REMARK   3    B22 (A**2) : 3.70000                                              
REMARK   3    B33 (A**2) : -2.68000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.27000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.201         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.160         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.130         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.954         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.960                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.944                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2009 ; 0.010 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  1940 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2722 ; 1.377 ; 1.969       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4472 ; 0.881 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   252 ; 6.439 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    84 ;35.189 ;24.643       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   352 ;12.432 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     9 ;16.555 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   323 ; 0.081 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2226 ; 0.006 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   433 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS U VALUES : REFINED INDIVIDUALLY                           
REMARK   4                                                                      
REMARK   4 7L97 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JAN-21.                  
REMARK 100 THE DEPOSITION ID IS D_1000253676.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 23-JAN-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CLSI                               
REMARK 200  BEAMLINE                       : 08ID-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97949                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS3 S 6M              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16078                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 4.400                              
REMARK 200  R MERGE                    (I) : 0.12300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.03                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.70000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER 2.6.1                                          
REMARK 200 STARTING MODEL: 2ZNR,1UBQ                                            
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 43.78                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 1500, 0.2M NACL, 0.1M HEPES      
REMARK 280  PH7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
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+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       31.85450            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       34.44100            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       31.85450            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       34.44100            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3170 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 11960 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -75.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ALA B    77                                                      
REMARK 465     SER B    78                                                      
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     HIS A 303    CG   ND1  CD2  CE1  NE2                             
REMARK 470     GLU A 326    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 403    CD   CE   NZ                                        
REMARK 470     LYS A 426    CE   NZ                                             
REMARK 470     LYS A 429    NZ                                                  
REMARK 470     GLU B  16    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  29    CD   CE   NZ                                        
REMARK 470     LYS B  48    CD   CE   NZ                                        
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 321       22.08   -143.28                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 502  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 347   NE2                                                    
REMARK 620 2 HIS A 349   NE2  97.8                                              
REMARK 620 3 ASP A 360   OD1  89.0 151.0                                        
REMARK 620 4 ASP A 360   OD2 100.0  93.8  57.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 501  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 362   NE2                                                    
REMARK 620 2 CYS A 402   SG  112.3                                              
REMARK 620 3 HIS A 408   NE2  99.1 112.7                                        
REMARK 620 4 HIS A 410   NE2 112.8 111.9 107.3                                  
REMARK 620 N                    1     2     3                                   
DBREF  7L97 A  263   436  UNP    Q96FJ0   STALP_HUMAN    263    436             
DBREF  7L97 B    0    78  PDB    7L97     7L97             0     78             
SEQADV 7L97 GLY A  262  UNP  Q96FJ0              EXPRESSION TAG                 
SEQRES   1 A  175  GLY VAL GLU GLY LEU ARG CYS VAL VAL LEU PRO GLU ASP          
SEQRES   2 A  175  LEU CYS HIS LYS PHE LEU GLN LEU ALA GLU SER ASN THR          
SEQRES   3 A  175  VAL ARG GLY ILE GLU THR CYS GLY ILE LEU CYS GLY LYS          
SEQRES   4 A  175  LEU THR HIS ASN GLU PHE THR ILE THR HIS VAL ILE VAL          
SEQRES   5 A  175  PRO LYS GLN SER ALA GLY PRO ASP TYR CYS ASP MET GLU          
SEQRES   6 A  175  ASN VAL GLU GLU LEU PHE ASN VAL GLN ASP GLN HIS ASP          
SEQRES   7 A  175  LEU LEU THR LEU GLY TRP ILE HIS THR HIS PRO THR GLN          
SEQRES   8 A  175  THR ALA PHE LEU SER SER VAL ASP LEU HIS THR HIS CYS          
SEQRES   9 A  175  SER TYR GLN LEU MET LEU PRO GLU ALA ILE ALA ILE VAL          
SEQRES  10 A  175  CYS SER PRO LYS HIS LYS ASP THR GLY ILE PHE ARG LEU          
SEQRES  11 A  175  THR ASN ALA GLY MET LEU GLU VAL SER ALA CYS LYS LYS          
SEQRES  12 A  175  LYS GLY PHE HIS PRO HIS THR LYS GLU PRO ARG LEU PHE          
SEQRES  13 A  175  SER ILE CYS LYS HIS VAL LEU VAL LYS ASP ILE LYS ILE          
SEQRES  14 A  175  ILE VAL LEU ASP LEU ARG                                      
SEQRES   1 B   79  GLY MET ASP ILE PHE VAL SER THR LEU THR GLY LYS GLY          
SEQRES   2 B   79  ILE THR LEU GLU VAL GLU PRO SER ASP THR ILE GLU ASN          
SEQRES   3 B   79  VAL LYS ALA LYS ILE GLN ASP LYS GLU GLY ILE PRO PRO          
SEQRES   4 B   79  ASP GLN GLN GLY LEU ILE PHE ALA ARG LYS GLN LEU GLU          
SEQRES   5 B   79  ASP GLY ARG THR LEU SER ASP TYR ASN ILE GLN GLN GLY          
SEQRES   6 B   79  SER THR LEU TYR LEU VAL LEU ARG HIS ARG HIS SER ALA          
SEQRES   7 B   79  SER                                                          
HET     ZN  A 501       1                                                       
HET     ZN  A 502       1                                                       
HET    EDO  A 503       4                                                       
HET    SO4  A 504       5                                                       
HET    SO4  A 505       5                                                       
HET    UNX  A 506       1                                                       
HET    EDO  B 101       4                                                       
HET    UNX  B 102       1                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     EDO 1,2-ETHANEDIOL                                                   
HETNAM     SO4 SULFATE ION                                                      
HETNAM     UNX UNKNOWN ATOM OR ION                                              
HETSYN     EDO ETHYLENE GLYCOL                                                  
FORMUL   3   ZN    2(ZN 2+)                                                     
FORMUL   5  EDO    2(C2 H6 O2)                                                  
FORMUL   6  SO4    2(O4 S 2-)                                                   
FORMUL   8  UNX    2(X)                                                         
FORMUL  11  HOH   *61(H2 O)                                                     
HELIX    1 AA1 ASP A  274  ARG A  289  1                                  16    
HELIX    2 AA2 VAL A  328  HIS A  338  1                                  11    
HELIX    3 AA3 SER A  357  LEU A  371  1                                  15    
HELIX    4 AA4 THR A  392  CYS A  402  1                                  11    
HELIX    5 AA5 THR B   22  GLY B   35  1                                  14    
HELIX    6 AA6 PRO B   37  ASP B   39  5                                   3    
HELIX    7 AA7 LEU B   56  ASN B   60  5                                   5    
SHEET    1 AA1 8 PHE A 417  ILE A 419  0                                        
SHEET    2 AA1 8 ASP A 385  LEU A 391 -1  N  ARG A 390   O  SER A 418           
SHEET    3 AA1 8 ILE A 375  SER A 380 -1  N  SER A 380   O  ASP A 385           
SHEET    4 AA1 8 LEU A 341  THR A 348  1  N  TRP A 345   O  ILE A 377           
SHEET    5 AA1 8 CYS A 294  THR A 302 -1  N  LEU A 297   O  LEU A 343           
SHEET    6 AA1 8 GLU A 305  VAL A 313 -1  O  ILE A 312   N  ILE A 296           
SHEET    7 AA1 8 VAL A 269  PRO A 272  1  N  VAL A 270   O  PHE A 306           
SHEET    8 AA1 8 VAL A 423  LYS A 426  1  O  LEU A 424   N  LEU A 271           
SHEET    1 AA2 7 PHE A 417  ILE A 419  0                                        
SHEET    2 AA2 7 ASP A 385  LEU A 391 -1  N  ARG A 390   O  SER A 418           
SHEET    3 AA2 7 ILE A 375  SER A 380 -1  N  SER A 380   O  ASP A 385           
SHEET    4 AA2 7 LEU A 341  THR A 348  1  N  TRP A 345   O  ILE A 377           
SHEET    5 AA2 7 CYS A 294  THR A 302 -1  N  LEU A 297   O  LEU A 343           
SHEET    6 AA2 7 GLU A 305  VAL A 313 -1  O  ILE A 312   N  ILE A 296           
SHEET    7 AA2 7 ILE A 431  ASP A 434  1  O  LEU A 433   N  VAL A 311           
SHEET    1 AA3 2 SER A 317  ALA A 318  0                                        
SHEET    2 AA3 2 CYS A 323  ASP A 324 -1  O  ASP A 324   N  SER A 317           
SHEET    1 AA4 5 GLY B  12  VAL B  17  0                                        
SHEET    2 AA4 5 MET B   1  SER B   6 -1  N  MET B   1   O  VAL B  17           
SHEET    3 AA4 5 THR B  66  LEU B  71  1  O  LEU B  67   N  PHE B   4           
SHEET    4 AA4 5 GLN B  41  PHE B  45 -1  N  GLY B  42   O  VAL B  70           
SHEET    5 AA4 5 LYS B  48  GLN B  49 -1  O  LYS B  48   N  PHE B  45           
LINK         NE2 HIS A 347                ZN    ZN A 502     1555   1555  2.26  
LINK         NE2 HIS A 349                ZN    ZN A 502     1555   1555  2.27  
LINK         OD1 ASP A 360                ZN    ZN A 502     1555   1555  2.37  
LINK         OD2 ASP A 360                ZN    ZN A 502     1555   1555  2.21  
LINK         NE2 HIS A 362                ZN    ZN A 501     1555   1555  2.13  
LINK         SG  CYS A 402                ZN    ZN A 501     1555   1555  2.35  
LINK         NE2 HIS A 408                ZN    ZN A 501     1555   1555  2.22  
LINK         NE2 HIS A 410                ZN    ZN A 501     1555   1555  2.07  
CISPEP   1 GLU A  413    PRO A  414          0        -3.80                     
CRYST1   63.709   68.882   57.329  90.00  98.51  90.00 C 1 2 1       4          
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      0.015696  0.000000  0.002349        0.00000                         
SCALE2      0.000000  0.014518  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017637        0.00000