HEADER    FLUORESCENT PROTEIN                     06-JAN-10   3LA1              
TITLE     HIGH RESOLUTION CRYSTAL STRUCTURE OF CYPET MUTANT A167I               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GREEN FLUORESCENT PROTEIN;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CYPET;                                                      
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AEQUOREA VICTORIA;                              
SOURCE   3 ORGANISM_COMMON: JELLYFISH;                                          
SOURCE   4 ORGANISM_TAXID: 6100;                                                
SOURCE   5 GENE: GFP;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PT7HIS-CYPET/A167I                        
KEYWDS    BETA BARREL, CHROMOPHORE, LUMINESCENCE, PHOTOPROTEIN, FLUORESCENT     
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    X.HU                                                                  
REVDAT   5   16-OCT-24 3LA1    1       REMARK                                   
REVDAT   4   22-NOV-23 3LA1    1       REMARK                                   
REVDAT   3   01-NOV-23 3LA1    1       REMARK                                   
REVDAT   2   10-NOV-21 3LA1    1       REMARK SEQADV LINK                       
REVDAT   1   12-JAN-11 3LA1    0                                                
JRNL        AUTH   X.HU,R.LIU                                                   
JRNL        TITL   CRYSTAL STRUCTURE OF CYPET                                   
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.29 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0102                                      
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) : 1.29                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.87                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 52829                          
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) : 0.129                           
REMARK   3   R VALUE            (WORKING SET) : 0.127                           
REMARK   3   FREE R VALUE                     : 0.159                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2821                            
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) : 1.29                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.33                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3551                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.09                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.0990                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 209                          
REMARK   3   BIN FREE R VALUE                    : 0.1350                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1888                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 286                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.17                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.02000                                             
REMARK   3    B22 (A**2) : 0.01000                                              
REMARK   3    B33 (A**2) : 0.01000                                              
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  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.045         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.044         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.020         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.001         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.972                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.960                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2077 ; 0.025 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2838 ; 2.231 ; 1.968       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   271 ; 6.832 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   104 ;34.001 ;25.577       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   369 ;11.916 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     6 ; 7.474 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   307 ; 0.163 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1613 ; 0.014 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  1237 ; 2.301 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2026 ; 3.430 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   840 ; 4.836 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   796 ; 6.719 ; 4.500       
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):  2077 ; 1.644 ; 1.000       
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   : 1.40                                          
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 3LA1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-JAN-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000057021.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-DEC-09                          
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               : SSRF                               
REMARK 200  BEAMLINE                       : BL17U                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97924                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 55668                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.290                              
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     (%) : 98.5                               
REMARK 200  DATA REDUNDANCY                : 14.30                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.29                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
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: PHASES                                                
REMARK 200 STARTING MODEL: PDB ENTRY 3I19                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.77                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 4000, 0.1M TRIS-HCL PH 8.5,      
REMARK 280  0.2M LI2SO4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       25.38850            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       34.87300            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.56450            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       34.87300            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.38850            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       31.56450            
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 300 REMARK: AUTHOR STATES THAT THE BIOLOGICAL UNIT IS UNKNOWN.           
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 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 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     LYS A   238                                                      
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   OE1  GLU A   132     O    HOH A   655              1.75            
REMARK 500   O    HOH A   591     O    HOH A   652              1.78            
REMARK 500   OE2  GLU A   142     O    HOH A   584              1.78            
REMARK 500   O    HIS A   231     O    HOH A   681              1.83            
REMARK 500   OE2  GLU A   132     O    HOH A   477              1.88            
REMARK 500   OE2  GLU A   132     O    HOH A   523              1.89            
REMARK 500   CE   LYS A    26     O    HOH A   594              2.00            
REMARK 500   OE1  GLU A   132     O    HOH A   523              2.03            
REMARK 500   O    HOH A   652     O    HOH A   678              2.11            
REMARK 500   CD   GLU A   132     O    HOH A   523              2.16            
REMARK 500   CD2  HIS A   231     O    HOH A   486              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE1  GLU A    17     OH   TYR A    39     4455     1.86            
REMARK 500   NZ   LYS A   158     O    HOH A   669     2454     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLU A  34   CG    GLU A  34   CD      0.092                       
REMARK 500    GLU A  90   CD    GLU A  90   OE1     0.081                       
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    ARG A  73   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    LYS A 101   CD  -  CE  -  NZ  ANGL. DEV. = -18.2 DEGREES          
REMARK 500    ASP A 117   CB  -  CG  -  OD2 ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    ARG A 122   NE  -  CZ  -  NH1 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ARG A 122   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    GLU A 142   OE1 -  CD  -  OE2 ANGL. DEV. =   7.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A 103     -158.03   -154.39                                   
REMARK 500    HIS A 231     -119.58     68.81                                   
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                              NA A 302  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LEU A 221   O                                                      
REMARK 620 2 HOH A 634   O   165.3                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA A 301  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A 498   O                                                      
REMARK 620 2 HOH A 657   O    74.1                                              
REMARK 620 3 HOH A 658   O   113.6 111.8                                        
REMARK 620 N                    1     2                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 302                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3I19   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN AT 1.4A                                             
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE SEQUENCE WAS MUTATED FROM SER & TYR TO THR & TRP, RESPECTIVELY,  
REMARK 999 TO FORM CHROMOPHORE. THESE FIVE RESIDUES ARE THE NEUTRAL MUTATIONS   
REMARK 999 THAT COME FROM THE ORIGINAL PLASMID.                                 
DBREF  3LA1 A    1   238  UNP    P42212   GFP_AEQVI        1    238             
SEQADV 3LA1 MET A    0  UNP  P42212              EXPRESSION TAG                 
SEQADV 3LA1 VAL A    1  UNP  P42212    MET     1 SEE REMARK 999                 
SEQADV 3LA1 GLY A    9  UNP  P42212    THR     9 ENGINEERED MUTATION            
SEQADV 3LA1 ILE A   11  UNP  P42212    VAL    11 ENGINEERED MUTATION            
SEQADV 3LA1 GLU A   19  UNP  P42212    ASP    19 ENGINEERED MUTATION            
SEQADV 3LA1 LEU A   64  UNP  P42212    PHE    64 SEE REMARK 999                 
SEQADV 3LA1 CRF A   66  UNP  P42212    SER    65 CHROMOPHORE                    
SEQADV 3LA1 CRF A   66  UNP  P42212    TYR    66 CHROMOPHORE                    
SEQADV 3LA1 CRF A   66  UNP  P42212    GLY    67 CHROMOPHORE                    
SEQADV 3LA1 VAL A   87  UNP  P42212    ALA    87 ENGINEERED MUTATION            
SEQADV 3LA1 ILE A  146  UNP  P42212    ASN   146 SEE REMARK 999                 
SEQADV 3LA1 THR A  153  UNP  P42212    MET   153 SEE REMARK 999                 
SEQADV 3LA1 ALA A  163  UNP  P42212    VAL   163 SEE REMARK 999                 
SEQADV 3LA1 THR A  172  UNP  P42212    GLU   172 ENGINEERED MUTATION            
SEQADV 3LA1 ILE A  194  UNP  P42212    LEU   194 ENGINEERED MUTATION            
SEQRES   1 A  237  MET VAL SER LYS GLY GLU GLU LEU PHE GLY GLY ILE VAL          
SEQRES   2 A  237  PRO ILE LEU VAL GLU LEU GLU GLY ASP VAL ASN GLY HIS          
SEQRES   3 A  237  LYS PHE SER VAL SER GLY GLU GLY GLU GLY ASP ALA THR          
SEQRES   4 A  237  TYR GLY LYS LEU THR LEU LYS PHE ILE CYS THR THR GLY          
SEQRES   5 A  237  LYS LEU PRO VAL PRO TRP PRO THR LEU VAL THR THR LEU          
SEQRES   6 A  237  CRF VAL GLN CYS PHE SER ARG TYR PRO ASP HIS MET LYS          
SEQRES   7 A  237  GLN HIS ASP PHE PHE LYS SER VAL MET PRO GLU GLY TYR          
SEQRES   8 A  237  VAL GLN GLU ARG THR ILE PHE PHE LYS ASP ASP GLY ASN          
SEQRES   9 A  237  TYR LYS THR ARG ALA GLU VAL LYS PHE GLU GLY ASP THR          
SEQRES  10 A  237  LEU VAL ASN ARG ILE GLU LEU LYS GLY ILE ASP PHE LYS          
SEQRES  11 A  237  GLU ASP GLY ASN ILE LEU GLY HIS LYS LEU GLU TYR ASN          
SEQRES  12 A  237  TYR ILE SER HIS ASN VAL TYR ILE THR ALA ASP LYS GLN          
SEQRES  13 A  237  LYS ASN GLY ILE LYS ALA ASN PHE LYS ILE ARG HIS ASN          
SEQRES  14 A  237  ILE THR ASP GLY SER VAL GLN LEU ALA ASP HIS TYR GLN          
SEQRES  15 A  237  GLN ASN THR PRO ILE GLY ASP GLY PRO VAL ILE LEU PRO          
SEQRES  16 A  237  ASP ASN HIS TYR LEU SER THR GLN SER ALA LEU SER LYS          
SEQRES  17 A  237  ASP PRO ASN GLU LYS ARG ASP HIS MET VAL LEU LEU GLU          
SEQRES  18 A  237  PHE VAL THR ALA ALA GLY ILE THR HIS GLY MET ASP GLU          
SEQRES  19 A  237  LEU TYR LYS                                                  
MODRES 3LA1 CRF A   66  THR                                                     
MODRES 3LA1 CRF A   66  TRP                                                     
MODRES 3LA1 CRF A   66  GLY                                                     
HET    CRF  A  66      24                                                       
HET     NA  A 301       1                                                       
HET     NA  A 302       1                                                       
HETNAM     CRF [(4Z)-2-[(1R,2R)-1-AMINO-2-HYDROXYPROPYL]-4-(1H-INDOL-           
HETNAM   2 CRF  3-YLMETHYLIDENE)-5-OXO-4,5-DIHYDRO-1H-IMIDAZOL-1-               
HETNAM   3 CRF  YL]ACETIC ACID                                                  
HETNAM      NA SODIUM ION                                                       
FORMUL   1  CRF    C17 H18 N4 O4                                                
FORMUL   2   NA    2(NA 1+)                                                     
FORMUL   4  HOH   *286(H2 O)                                                    
HELIX    1   1 SER A    2  LEU A    7  1                                   6    
HELIX    2   2 PRO A   56  VAL A   61  5                                   6    
HELIX    3   3 VAL A   68  SER A   72  5                                   5    
HELIX    4   4 PRO A   75  HIS A   81  5                                   7    
HELIX    5   5 ASP A   82  VAL A   87  1                                   6    
HELIX    6   6 LYS A  156  ASN A  159  5                                   4    
HELIX    7   7 GLY A  232  TYR A  237  5                                   6    
SHEET    1   A12 ILE A  11  VAL A  22  0                                        
SHEET    2   A12 HIS A  25  ASP A  36 -1  O  PHE A  27   N  GLY A  20           
SHEET    3   A12 LYS A  41  CYS A  48 -1  O  ILE A  47   N  SER A  30           
SHEET    4   A12 HIS A 217  ALA A 227 -1  O  GLU A 222   N  LEU A  42           
SHEET    5   A12 HIS A 199  SER A 208 -1  N  SER A 202   O  THR A 225           
SHEET    6   A12 ILE A 146  ASP A 155 -1  N  ILE A 146   O  SER A 205           
SHEET    7   A12 GLY A 160  ASN A 170 -1  O  GLY A 160   N  ASP A 155           
SHEET    8   A12 VAL A 176  PRO A 187 -1  O  GLN A 177   N  HIS A 169           
SHEET    9   A12 TYR A  92  PHE A 100 -1  N  PHE A  99   O  ASP A 180           
SHEET   10   A12 ASN A 105  GLU A 115 -1  O  VAL A 112   N  TYR A  92           
SHEET   11   A12 THR A 118  ILE A 128 -1  O  VAL A 120   N  LYS A 113           
SHEET   12   A12 ILE A  11  VAL A  22  1  N  ASP A  21   O  GLY A 127           
LINK         C   LEU A  64                 N1  CRF A  66     1555   1555  1.36  
LINK         C3  CRF A  66                 N   VAL A  68     1555   1555  1.37  
LINK         O   LEU A 221                NA    NA A 302     1555   1555  2.89  
LINK        NA    NA A 301                 O   HOH A 498     1555   1555  2.72  
LINK        NA    NA A 301                 O   HOH A 657     1555   1555  2.33  
LINK        NA    NA A 301                 O   HOH A 658     1555   1555  2.69  
LINK        NA    NA A 302                 O   HOH A 634     1555   1555  2.83  
CISPEP   1 MET A   88    PRO A   89          0        12.84                     
SITE     1 AC1  5 HIS A 148  ASN A 149  HOH A 498  HOH A 657                    
SITE     2 AC1  5 HOH A 658                                                     
SITE     1 AC2  5 GLN A 204  ALA A 206  LEU A 221  PHE A 223                    
SITE     2 AC2  5 HOH A 634                                                     
CRYST1   50.777   63.129   69.746  90.00  90.00  90.00 P 21 21 21    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      0.019694  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015841  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014338        0.00000