HEADER    ELECTRON TRANSPORT                      30-MAY-11   2YL1              
TITLE     CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: CARBON MONOOXIDE    
TITLE    2 BOUND L16A VARIANT AT 1.03 A RESOLUTION - RESTRAINT REFINEMENT       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYTOCHROME C';                                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CYTOCHROME C PRIME;                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ACHROMOBACTER XYLOSOXIDANS;                     
SOURCE   3 ORGANISM_TAXID: 85698;                                               
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PEC86                                     
KEYWDS    ELECTRON TRANSPORT, HAEMOPROTEIN, 4-HELIX BUNDLE                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.V.ANTONYUK,R.R.EADY,S.S.HASNAIN                                     
REVDAT   4   09-OCT-24 2YL1    1       REMARK                                   
REVDAT   3   20-DEC-23 2YL1    1       REMARK                                   
REVDAT   2   11-MAR-20 2YL1    1       REMARK SEQRES LINK   ATOM                
REVDAT   1   05-OCT-11 2YL1    0                                                
JRNL        AUTH   S.V.ANTONYUK,N.RUSTAGE,C.A.PETERSEN,J.L.ARNST,D.J.HEYES,     
JRNL        AUTH 2 R.SHARMA,N.G.BERRY,N.S.SCRUTTON,R.R.EADY,C.R.ANDREW,         
JRNL        AUTH 3 S.S.HASNAIN                                                  
JRNL        TITL   CARBON MONOXIDE POISONING IS PREVENTED BY THE ENERGY COSTS   
JRNL        TITL 2 OF CONFORMATIONAL CHANGES IN GAS- BINDING HAEMPROTEINS.      
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 108 15780 2011              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   21900609                                                     
JRNL        DOI    10.1073/PNAS.1109051108                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.03 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0109                                      
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) : 1.03                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 32.24                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 71654                          
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) : 0.134                           
REMARK   3   R VALUE            (WORKING SET) : 0.133                           
REMARK   3   FREE R VALUE                     : 0.143                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3799                            
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) : 1.03                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.06                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 5203                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.76                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2270                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 264                          
REMARK   3   BIN FREE R VALUE                    : 0.2690                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 946                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 45                                      
REMARK   3   SOLVENT ATOMS            : 280                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 11.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.98                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.35000                                              
REMARK   3    B22 (A**2) : 0.35000                                              
REMARK   3    B33 (A**2) : -0.52000                                             
REMARK   3    B12 (A**2) : 0.17000                                              
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): 0.023         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.022         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.015         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.654         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.977                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.978                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1284 ; 0.018 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):   690 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  1761 ; 1.935 ; 2.054       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  1587 ; 2.362 ; 3.003       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   166 ; 5.464 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    58 ;33.993 ;25.172       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   212 ;15.635 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     7 ;19.083 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   172 ; 0.114 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1363 ; 0.013 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   182 ; 0.005 ; 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):   784 ; 1.842 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   198 ; 0.522 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1257 ; 2.915 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   500 ; 3.774 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   500 ; 5.439 ; 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):  1974 ; 1.489 ; 3.000       
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   : 1.20                                          
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 2YL1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-MAY-11.                  
REMARK 100 THE DEPOSITION ID IS D_1290048487.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-JUN-09                          
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               : SLS                                
REMARK 200  BEAMLINE                       : X06SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9                                
REMARK 200  MONOCHROMATOR                  : SI111                              
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 75580                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.030                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 36.540                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 7.800                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.03                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.09                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.71000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.500                              
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 2YL0                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, TRIS PH 7.5           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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      120.74267            
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       60.37133            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       90.55700            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       30.18567            
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      150.92833            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      120.74267            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       60.37133            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       30.18567            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       90.55700            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      150.92833            
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: 4010 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12600 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -57.0 KCAL/MOL                        
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 350   BIOMT1   2  0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       30.18567            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A2049  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 ENGINEERED RESIDUE IN CHAIN A, LEU  16 TO ALA                        
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   127                                                      
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  FE    HEC A   128     C    CMO A   129              1.80            
REMARK 500   O    HOH A  2090     O    HOH A  2197              2.00            
REMARK 500   O    HOH A  2079     O    HOH A  2091              2.12            
REMARK 500   OG   SER A    78     O    HOH A  2219              2.14            
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    CYS A 116   CA  -  CB  -  SG  ANGL. DEV. =   7.1 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  75       61.90   -115.58                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2010        DISTANCE =  6.44 ANGSTROMS                       
REMARK 525    HOH A2105        DISTANCE =  6.00 ANGSTROMS                       
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                             HEC A 128  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 120   NE2                                                    
REMARK 620 2 HEC A 128   NA   88.9                                              
REMARK 620 3 HEC A 128   NB   88.1  90.3                                        
REMARK 620 4 HEC A 128   NC   87.8 176.6  90.5                                  
REMARK 620 5 HEC A 128   ND   90.6  89.3 178.6  89.9                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 128                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 129                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2XLH   RELATED DB: PDB                                   
REMARK 900 REDUCED STRUCTURE OF R124A MUTANT OF CYTOCHROME C' FROM ALCALIGENES  
REMARK 900 XYLOSOXIDANS                                                         
REMARK 900 RELATED ID: 2XM0   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124K      
REMARK 900 VARIANT                                                              
REMARK 900 RELATED ID: 1CGO   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C'                                                        
REMARK 900 RELATED ID: 2YKZ   RELATED DB: PDB                                   
REMARK 900 RECOMBINANT NATIVE CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS  
REMARK 900 AT 0.84 A RESOLUTION: RESTRAINED REFINEMENT                          
REMARK 900 RELATED ID: 2XM4   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124E      
REMARK 900 VARIANT                                                              
REMARK 900 RELATED ID: 1E86   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C' FROM ALCALIGENES XYLOSOXIDANS - REDUCED STRUCTURE      
REMARK 900 WITH CO BOUND TO DISTAL SIDE OF HEME                                 
REMARK 900 RELATED ID: 2XL6   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124A      
REMARK 900 VARIANT WITH BOUND NO                                                
REMARK 900 RELATED ID: 2YL0   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: AS ISOLATED L16A   
REMARK 900 VARIANT AT 0.95 A RESOLUTION                                         
REMARK 900 RELATED ID: 1CGN   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C'                                                        
REMARK 900 RELATED ID: 1E85   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C' FROM ALCALIGENES XYLOSOXIDANS - REDUCED STRUCTURE      
REMARK 900 WITH NO BOUND TO PROXIMAL SIDE OF HEME                               
REMARK 900 RELATED ID: 2XLM   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS            
REMARK 900 RECOMBINANT NATIVE WITH BOUND NO                                     
REMARK 900 RELATED ID: 2XLD   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124Q      
REMARK 900 VARIANT                                                              
REMARK 900 RELATED ID: 2XLE   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124K      
REMARK 900 VARIANT WITH BOUND NO                                                
REMARK 900 RELATED ID: 1E83   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C' FROM ALCALIGENES XYLOSOXIDANS - OXIDIZED STRUCTURE     
REMARK 900 RELATED ID: 2XL8   RELATED DB: PDB                                   
REMARK 900 REDUCED STRUCTURE OF R124F MUTANT OF CYTOCHROME C' FROM ALCALIGENES  
REMARK 900 XYLOSOXIDANS                                                         
REMARK 900 RELATED ID: 2XLW   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124Q      
REMARK 900 VARIANT WITH BOUND NO                                                
REMARK 900 RELATED ID: 1E84   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C' FROM ALCALIGENES XYLOSOXIDANS - REDUCED STRUCTURE      
REMARK 900 RELATED ID: 2XLV   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124F      
REMARK 900 VARIANT WITH BOUND NO                                                
REMARK 900 RELATED ID: 2XLO   RELATED DB: PDB                                   
REMARK 900 CYTOCHROME C PRIME FROM ALCALIGENES XYLOSOXIDANS: FERROUS R124E      
REMARK 900 VARIANT WITH BOUND NO                                                
DBREF  2YL1 A    1   127  UNP    P00138   CYCP_ALCXX       1    127             
SEQADV 2YL1 ALA A   16  UNP  P00138    LEU    16 ENGINEERED MUTATION            
SEQRES   1 A  127  PCA PHE ALA LYS PRO GLU ASP ALA VAL LYS TYR ARG GLN          
SEQRES   2 A  127  SER ALA ALA THR LEU MET ALA SER HIS PHE GLY ARG MET          
SEQRES   3 A  127  THR PRO VAL VAL LYS GLY GLN ALA PRO TYR ASP ALA ALA          
SEQRES   4 A  127  GLN ILE LYS ALA ASN VAL GLU VAL LEU LYS THR LEU SER          
SEQRES   5 A  127  ALA LEU PRO TRP ALA ALA PHE GLY PRO GLY THR GLU GLY          
SEQRES   6 A  127  GLY ASP ALA ARG PRO GLU ILE TRP SER ASP ALA ALA SER          
SEQRES   7 A  127  PHE LYS GLN LYS GLN GLN ALA PHE GLN ASP ASN ILE VAL          
SEQRES   8 A  127  LYS LEU SER ALA ALA ALA ASP ALA GLY ASP LEU ASP LYS          
SEQRES   9 A  127  LEU ARG ALA ALA PHE GLY ASP VAL GLY ALA SER CYS LYS          
SEQRES  10 A  127  ALA CYS HIS ASP ALA TYR ARG LYS LYS LYS                      
MODRES 2YL1 PCA A    1  GLU  PYROGLUTAMIC ACID                                  
HET    PCA  A   1      15                                                       
HET    HEC  A 128      75                                                       
HET    CMO  A 129       2                                                       
HETNAM     PCA PYROGLUTAMIC ACID                                                
HETNAM     HEC HEME C                                                           
HETNAM     CMO CARBON MONOXIDE                                                  
FORMUL   1  PCA    C5 H7 N O3                                                   
FORMUL   2  HEC    C34 H34 FE N4 O4                                             
FORMUL   3  CMO    C O                                                          
FORMUL   4  HOH   *280(H2 O)                                                    
HELIX    1   1 LYS A    4  ARG A   25  1                                  22    
HELIX    2   2 MET A   26  LYS A   31  1                                   6    
HELIX    3   3 ASP A   37  ALA A   53  1                                  17    
HELIX    4   4 LEU A   54  PHE A   59  5                                   6    
HELIX    5   5 PRO A   70  ASP A   75  1                                   6    
HELIX    6   6 ASP A   75  GLY A  100  1                                  26    
HELIX    7   7 ASP A  101  ARG A  124  1                                  24    
LINK         C   PCA A   1                 N   PHE A   2     1555   1555  1.33  
LINK         SG  CYS A 116                 CAB HEC A 128     1555   1555  1.84  
LINK         SG  CYS A 119                 CAC HEC A 128     1555   1555  1.86  
LINK         NE2 HIS A 120                FE   HEC A 128     1555   1555  2.04  
SITE     1 AC1 22 ARG A  12  GLN A  13  ALA A  16  MET A  19                    
SITE     2 AC1 22 ALA A  20  TRP A  56  GLY A  65  ASP A  67                    
SITE     3 AC1 22 ALA A  68  ILE A  72  GLN A  83  PHE A  86                    
SITE     4 AC1 22 CYS A 116  CYS A 119  HIS A 120  TYR A 123                    
SITE     5 AC1 22 ARG A 124  CMO A 129  HOH A2067  HOH A2302                    
SITE     6 AC1 22 HOH A2303  HOH A2304                                          
SITE     1 AC2  3 ALA A  16  MET A  19  HEC A 128                               
CRYST1   53.009   53.009  181.114  90.00  90.00 120.00 P 65 2 2     12          
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      0.018865  0.010892  0.000000        0.00000                         
SCALE2      0.000000  0.021783  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005521        0.00000                         
HETATM    1  N   PCA A   1      29.677  -7.222   2.029  1.00  9.04           N  
ANISOU    1  N   PCA A   1     1321   1242    870    119    137    169       N  
HETATM    2  CA  PCA A   1      30.268  -6.685   3.240  1.00  9.62           C  
ANISOU    2  CA  PCA A   1     1514   1349    792    157    219     37       C  
HETATM    3  CB  PCA A   1      29.178  -6.857   4.282  1.00  9.86           C  
ANISOU    3  CB  PCA A   1     1624   1328    793    203    250    -11       C  
HETATM    4  CG  PCA A   1      28.391  -8.029   3.776  1.00  9.71           C  
ANISOU    4  CG  PCA A   1     1624   1214    852    231    350    241       C  
HETATM    5  CD  PCA A   1      28.644  -8.048   2.304  1.00  8.96           C  
ANISOU    5  CD  PCA A   1     1483   1085    834     21     -9     71       C  
HETATM    6  OE  PCA A   1      28.044  -8.726   1.502  1.00 10.45           O  
ANISOU    6  OE  PCA A   1     1603   1345   1020     -8     96    270       O  
HETATM    7  C   PCA A   1      31.529  -7.405   3.633  1.00  9.21           C  
ANISOU    7  C   PCA A   1     1335   1360    803     94    197     48       C  
HETATM    8  O   PCA A   1      32.000  -7.171   4.744  1.00 11.90           O  
ANISOU    8  O   PCA A   1     1820   2014    688    -29     71    -72       O  
HETATM    9  H   PCA A   1      30.315  -7.270   1.318  1.00  9.29           H  
ANISOU    9  H   PCA A   1     1383   1286    859    126    151    123       H  
HETATM   10  HA  PCA A   1      30.448  -5.727   3.135  1.00  9.61           H  
ANISOU   10  HA  PCA A   1     1486   1339    826    160    199     56       H  
HETATM   11  HB2 PCA A   1      28.676  -6.020   4.371  1.00  9.74           H  
ANISOU   11  HB2 PCA A   1     1533   1355    811    184    226     20       H  
HETATM   12  HB3 PCA A   1      29.562  -7.072   5.158  1.00  9.79           H  
ANISOU   12  HB3 PCA A   1     1548   1345    826    181    238     41       H  
HETATM   13  HG2 PCA A   1      27.451  -7.933   4.035  1.00  9.74           H  
ANISOU   13  HG2 PCA A   1     1621   1236    840    217    307    160       H  
HETATM   14  HG3 PCA A   1      28.735  -8.850   4.181  1.00  9.56           H  
ANISOU   14  HG3 PCA A   1     1602   1190    838    192    246    158       H  
HETATM   15  HN2 PCA A   1      29.354  -6.323   2.076  1.00  9.09           H  
ANISOU   15  HN2 PCA A   1     1342   1233    878    102    114    157       H