HEADER    TRANSPORT PROTEIN                       30-NOV-08   3FEP              
TITLE     CRYSTAL STRUCTURE OF THE R132K:R111L:L121E:R59W-CRABPII MUTANT        
TITLE    2 COMPLEXED WITH A SYNTHETIC LIGAND (MEROCYANIN) AT 2.60 ANGSTROM      
TITLE    3 RESOLUTION.                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CELLULAR RETINOIC ACID-BINDING PROTEIN 2;                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CELLULAR RETINOIC ACID-BINDING PROTEIN II, CRABP-II;        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CRABP2;                                                        
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: CRABPII-PET17B-KLE-R59W                   
KEYWDS    MEROCYANIN, CRABPII, RETINOIC ACID, RETINOID, PSB, PROTONATED SCHIFF  
KEYWDS   2 BASE, FLUORESCENCE, CRABP, NUCLEUS, RETINOL-BINDING, TRANSPORT,      
KEYWDS   3 VITAMIN A, TRANSPORT PROTEIN                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    X.JIA,J.H.GEIGER                                                      
REVDAT   8   16-OCT-24 3FEP    1       REMARK                                   
REVDAT   7   06-SEP-23 3FEP    1       REMARK                                   
REVDAT   6   20-OCT-21 3FEP    1       SEQADV                                   
REVDAT   5   09-SEP-20 3FEP    1       TITLE  REMARK LINK                       
REVDAT   4   28-DEC-16 3FEP    1       TITLE                                    
REVDAT   3   11-FEB-15 3FEP    1       JRNL                                     
REVDAT   2   04-FEB-15 3FEP    1       JRNL   VERSN                             
REVDAT   1   10-NOV-09 3FEP    0                                                
JRNL        AUTH   I.YAPICI,K.S.LEE,T.BERBASOVA,M.NOSRATI,X.JIA,C.VASILEIOU,    
JRNL        AUTH 2 W.WANG,E.M.SANTOS,J.H.GEIGER,B.BORHAN                        
JRNL        TITL   "TURN-ON" PROTEIN FLUORESCENCE: IN SITU FORMATION OF CYANINE 
JRNL        TITL 2 DYES.                                                        
JRNL        REF    J.AM.CHEM.SOC.                V. 137  1073 2015              
JRNL        REFN                   ISSN 0002-7863                               
JRNL        PMID   25534273                                                     
JRNL        DOI    10.1021/JA506376J                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
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) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 44.13                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 88.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 5394                           
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) : 0.235                           
REMARK   3   R VALUE            (WORKING SET) : 0.232                           
REMARK   3   FREE R VALUE                     : 0.293                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 260                             
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) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.67                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 172                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 37.87                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3700                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 6                            
REMARK   3   BIN FREE R VALUE                    : 0.9040                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1090                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 31                                      
REMARK   3   SOLVENT ATOMS            : 39                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 38.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 38.88                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.76000                                              
REMARK   3    B22 (A**2) : 3.76000                                              
REMARK   3    B33 (A**2) : -5.65000                                             
REMARK   3    B12 (A**2) : 1.88000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.827         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.376         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.300         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 29.520        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.940                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.913                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1151 ; 0.006 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  1556 ; 0.886 ; 2.002       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   136 ; 5.968 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    48 ;37.839 ;26.042       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   213 ;16.339 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     4 ; 9.159 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   177 ; 0.044 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):   828 ; 0.003 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   493 ; 0.274 ; 0.300       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   762 ; 0.328 ; 0.500       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    66 ; 0.261 ; 0.500       
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):    25 ; 0.233 ; 0.300       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     3 ; 0.360 ; 0.500       
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):   709 ; 0.447 ; 2.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1110 ; 0.739 ; 3.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   527 ; 0.280 ; 2.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   445 ; 0.429 ; 3.000       
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 : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3FEP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-DEC-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000050497.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-OCT-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.3                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 21-ID-F                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97850                            
REMARK 200  MONOCHROMATOR                  : C(111)                             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 5671                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.340                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.4                               
REMARK 200  DATA REDUNDANCY                : 9.200                              
REMARK 200  R MERGE                    (I) : 0.05800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 43.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 41.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.54400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2G7B                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 60.66                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES, 0.2M AMMONIUM SULFATE, 30%     
REMARK 280  PEGMME 5000, PH 6.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE     
REMARK 280  277K                                                                
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       36.05900            
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       72.11800            
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       72.11800            
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       36.05900            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A   2       96.64    -49.82                                   
REMARK 500    SER A   4      157.65    -49.63                                   
REMARK 500    ARG A  11      149.45   -175.75                                   
REMARK 500    SER A  12      114.10   -166.12                                   
REMARK 500    THR A  56     -152.15   -103.76                                   
REMARK 500    GLU A  73     -173.00   -176.10                                   
REMARK 500    THR A  75     -171.34    -66.05                                   
REMARK 500    SER A  89     -156.86   -138.74                                   
REMARK 500    ASP A 116       26.64    -79.95                                   
REMARK 500    ASP A 126     -122.10     50.29                                   
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 LMC A 139                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES A 138                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2FR3   RELATED DB: PDB                                   
REMARK 900 WILD-TYPE CRABPII COMPLEXED WITH RETINOIC ACID                       
REMARK 900 RELATED ID: 2FS6   RELATED DB: PDB                                   
REMARK 900 APO-WILD-TYPE CRABPII                                                
REMARK 900 RELATED ID: 2G7B   RELATED DB: PDB                                   
REMARK 900 CRABPII MUTANT COMPLEXED WITH ALL-TRANS-RETINAL                      
REMARK 900 RELATED ID: 3F8A   RELATED DB: PDB                                   
REMARK 900 THE SAME CRABPII MUTANT COMPLEXED WITH A SHORTER RETINAL ANALOG      
REMARK 900 RELATED ID: 3FEK   RELATED DB: PDB                                   
REMARK 900 CRABPII R132K:Y134F:R111L:L121D:T54V MUTANT                          
REMARK 900 RELATED ID: 3FEL   RELATED DB: PDB                                   
REMARK 900 CRABPII R132K:R111L:T54E MUTANT                                      
REMARK 900 RELATED ID: 3FEN   RELATED DB: PDB                                   
REMARK 900 CRABPII R132K:R111L:A32E MUTANT                                      
DBREF  3FEP A    1   137  UNP    P29373   RABP2_HUMAN      2    138             
SEQADV 3FEP TRP A   59  UNP  P29373    ARG    60 ENGINEERED MUTATION            
SEQADV 3FEP LEU A  111  UNP  P29373    ARG   112 ENGINEERED MUTATION            
SEQADV 3FEP GLU A  121  UNP  P29373    LEU   122 ENGINEERED MUTATION            
SEQADV 3FEP LYS A  132  UNP  P29373    ARG   133 ENGINEERED MUTATION            
SEQRES   1 A  137  PRO ASN PHE SER GLY ASN TRP LYS ILE ILE ARG SER GLU          
SEQRES   2 A  137  ASN PHE GLU GLU LEU LEU LYS VAL LEU GLY VAL ASN VAL          
SEQRES   3 A  137  MET LEU ARG LYS ILE ALA VAL ALA ALA ALA SER LYS PRO          
SEQRES   4 A  137  ALA VAL GLU ILE LYS GLN GLU GLY ASP THR PHE TYR ILE          
SEQRES   5 A  137  LYS THR SER THR THR VAL TRP THR THR GLU ILE ASN PHE          
SEQRES   6 A  137  LYS VAL GLY GLU GLU PHE GLU GLU GLN THR VAL ASP GLY          
SEQRES   7 A  137  ARG PRO CYS LYS SER LEU VAL LYS TRP GLU SER GLU ASN          
SEQRES   8 A  137  LYS MET VAL CYS GLU GLN LYS LEU LEU LYS GLY GLU GLY          
SEQRES   9 A  137  PRO LYS THR SER TRP THR LEU GLU LEU THR ASN ASP GLY          
SEQRES  10 A  137  GLU LEU ILE GLU THR MET THR ALA ASP ASP VAL VAL CYS          
SEQRES  11 A  137  THR LYS VAL TYR VAL ARG GLU                                  
HET    LMC  A 139      19                                                       
HET    MES  A 138      17                                                       
HETNAM     LMC (2E,4E,6E)-3-METHYL-6-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-           
HETNAM   2 LMC  INDOL-2-YLIDENE)HEXA-2,4-DIENAL                                 
HETNAM     MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID                             
HETSYN     LMC (2E,4E,6Z)-3-METHYL-6-(1,3,3-TRIMETHYLINDOLIN-2-                 
HETSYN   2 LMC  YLIDENE)HEXA-2,4-DIENAL                                         
FORMUL   2  LMC    C18 H21 N O                                                  
FORMUL   3  MES    C6 H13 N O4 S                                                
FORMUL   4  HOH   *39(H2 O)                                                     
HELIX    1   1 ASN A   14  GLY A   23  1                                  10    
HELIX    2   2 ASN A   25  VAL A   33  1                                   9    
SHEET    1   A10 THR A  60  LYS A  66  0                                        
SHEET    2   A10 THR A  49  SER A  55 -1  N  PHE A  50   O  PHE A  65           
SHEET    3   A10 ALA A  40  GLU A  46 -1  N  LYS A  44   O  TYR A  51           
SHEET    4   A10 GLY A   5  GLU A  13 -1  N  TRP A   7   O  VAL A  41           
SHEET    5   A10 VAL A 128  ARG A 136 -1  O  VAL A 135   N  LYS A   8           
SHEET    6   A10 LEU A 119  ALA A 125 -1  N  MET A 123   O  CYS A 130           
SHEET    7   A10 THR A 107  LEU A 113 -1  N  GLU A 112   O  ILE A 120           
SHEET    8   A10 LYS A  92  LEU A  99 -1  N  CYS A  95   O  TRP A 109           
SHEET    9   A10 PRO A  80  TRP A  87 -1  N  LYS A  82   O  LYS A  98           
SHEET   10   A10 PHE A  71  GLN A  74 -1  N  PHE A  71   O  SER A  83           
LINK         NZ  LYS A 132                 C18 LMC A 139     1555   1555  1.26  
SITE     1 AC1  8 PHE A  15  MET A  27  ALA A  32  SER A  37                    
SITE     2 AC1  8 PRO A  39  THR A  56  TRP A  59  LYS A 132                    
SITE     1 AC2  9 ILE A  52  THR A  54  GLN A  74  VAL A  76                    
SITE     2 AC2  9 GLN A  97  TRP A 109  GLU A 121  MET A 123                    
SITE     3 AC2  9 HOH A 145                                                     
CRYST1   55.808   55.808  108.177  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      0.017919  0.010345  0.000000        0.00000                         
SCALE2      0.000000  0.020691  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009244        0.00000