HEADER    TRANSPORT PROTEIN                       06-AUG-01   1JQF              
TITLE     HUMAN TRANSFERRIN N-LOBE MUTANT H249Q                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TRANSFERRIN;                                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: N-TERMINUS (RESIDUES 20-353);                              
COMPND   5 SYNONYM: SIDEROPHILIN;                                               
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: CRICETULUS GRISEUS;                               
SOURCE   6 EXPRESSION_SYSTEM_COMMON: CHINESE HAMSTER;                           
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 10029;                                      
SOURCE   8 EXPRESSION_SYSTEM_CELL: KIDNEY;                                      
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNUT                                      
KEYWDS    IRON BINDING PROTEIN, TRANSPORT PROTEIN                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.M.BAKER,A.B.MASON,Q.-Y.HE,R.T.A.MACGILLIVRAY,E.N.BAKER              
REVDAT   6   09-OCT-24 1JQF    1       REMARK                                   
REVDAT   5   16-AUG-23 1JQF    1       REMARK                                   
REVDAT   4   27-OCT-21 1JQF    1       REMARK SEQADV LINK                       
REVDAT   3   24-FEB-09 1JQF    1       VERSN                                    
REVDAT   2   01-APR-03 1JQF    1       JRNL                                     
REVDAT   1   17-OCT-01 1JQF    0                                                
JRNL        AUTH   H.M.BAKER,A.B.MASON,Q.Y.HE,R.T.MACGILLIVRAY,E.N.BAKER        
JRNL        TITL   LIGAND VARIATION IN THE TRANSFERRIN FAMILY: THE CRYSTAL      
JRNL        TITL 2 STRUCTURE OF THE H249Q MUTANT OF THE HUMAN TRANSFERRIN       
JRNL        TITL 3 N-LOBE AS A MODEL FOR IRON BINDING IN INSECT TRANSFERRINS.   
JRNL        REF    BIOCHEMISTRY                  V.  40 11670 2001              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   11570867                                                     
JRNL        DOI    10.1021/BI010907P                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.85 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 28873                          
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 SET) : 0.221                           
REMARK   3   FREE R VALUE                     : 0.246                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1426                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2546                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 6                                       
REMARK   3   SOLVENT ATOMS            : 192                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.250                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1JQF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-AUG-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000014067.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-OCT-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : TR MIRRORS                         
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.850                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 4.600                              
REMARK 200  R MERGE                    (I) : 0.08700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.92                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 96.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.39400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: PDB ENTRY 1A8E                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP. PROTEIN SOLUTION 35        
REMARK 280  MG/ML PROTEIN IN 0.1M AMMONIUM BICARBONATE PH 7.4. RESERVOIR        
REMARK 280  SOLUTION 0.1M POTASSIUM ACETATE, PH 7.4, 20-25% PEG 3350. EQUAL     
REMARK 280  VOLUMES OF PROTEIN AND RESERVOIR SOLUTIONS MIXED., VAPOR            
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 291K                           
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       22.10000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       67.87500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       28.60000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       67.87500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.10000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       28.60000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
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     VAL A     1                                                      
REMARK 465     PRO A     2                                                      
REMARK 465     PRO A   332                                                      
REMARK 465     GLU A   333                                                      
REMARK 465     ALA A   334                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ASP A  33    CG   OD1  OD2                                       
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 194   CA  -  CB  -  SG  ANGL. DEV. =   6.8 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    LYS A   4      176.06     63.35                                   
REMARK 500    SER A  12      176.63     75.42                                   
REMARK 500    SER A  32       -8.52    -58.06                                   
REMARK 500    TYR A  85     -168.54   -121.51                                   
REMARK 500    THR A  93       32.41    -99.10                                   
REMARK 500    SER A 125      -77.13    -52.66                                   
REMARK 500    TRP A 128      -67.27   -144.12                                   
REMARK 500    CYS A 161      -10.88     84.92                                   
REMARK 500    CYS A 174       79.31   -151.31                                   
REMARK 500    CYS A 179       42.34    -98.74                                   
REMARK 500    VAL A 205     -157.75   -133.59                                   
REMARK 500    GLU A 237       30.49    -96.96                                   
REMARK 500    CYS A 241       67.03   -161.19                                   
REMARK 500    ALA A 244      171.67    174.51                                   
REMARK 500    SER A 287      141.22   -170.94                                   
REMARK 500    LEU A 294      -42.92     75.33                                   
REMARK 500    ARG A 308        5.60     55.77                                   
REMARK 500    GLU A 328     -112.07   -115.59                                   
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                              FE A 500  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  63   OD1                                                    
REMARK 620 2 TYR A  95   OH   84.5                                              
REMARK 620 3 TYR A 188   OH  177.1  94.1                                        
REMARK 620 4 GLN A 249   OE1  88.4 105.9  89.6                                  
REMARK 620 5 CO3 A 600   O2   88.3 157.0  94.0  95.6                            
REMARK 620 6 CO3 A 600   O3   85.1  94.2  97.5 158.1  63.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K A 701   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ALA A 151   O                                                      
REMARK 620 2 ASN A 152   O    80.8                                              
REMARK 620 3 PHE A 154   O    68.4  76.2                                        
REMARK 620 4 GLN A 169   OE1  68.3 142.9 109.1                                  
REMARK 620 5 HOH A 821   O   100.3  88.7 162.2  77.4                            
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 CO3 A 600                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 500                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 701                   
DBREF  1JQF A    1   334  UNP    P02787   TRFE_HUMAN      20    353             
SEQADV 1JQF GLN A  249  UNP  P02787    HIS   268 ENGINEERED MUTATION            
SEQRES   1 A  334  VAL PRO ASP LYS THR VAL ARG TRP CYS ALA VAL SER GLU          
SEQRES   2 A  334  HIS GLU ALA THR LYS CYS GLN SER PHE ARG ASP HIS MET          
SEQRES   3 A  334  LYS SER VAL ILE PRO SER ASP GLY PRO SER VAL ALA CYS          
SEQRES   4 A  334  VAL LYS LYS ALA SER TYR LEU ASP CYS ILE ARG ALA ILE          
SEQRES   5 A  334  ALA ALA ASN GLU ALA ASP ALA VAL THR LEU ASP ALA GLY          
SEQRES   6 A  334  LEU VAL TYR ASP ALA TYR LEU ALA PRO ASN ASN LEU LYS          
SEQRES   7 A  334  PRO VAL VAL ALA GLU PHE TYR GLY SER LYS GLU ASP PRO          
SEQRES   8 A  334  GLN THR PHE TYR TYR ALA VAL ALA VAL VAL LYS LYS ASP          
SEQRES   9 A  334  SER GLY PHE GLN MET ASN GLN LEU ARG GLY LYS LYS SER          
SEQRES  10 A  334  CYS HIS THR GLY LEU GLY ARG SER ALA GLY TRP ASN ILE          
SEQRES  11 A  334  PRO ILE GLY LEU LEU TYR CYS ASP LEU PRO GLU PRO ARG          
SEQRES  12 A  334  LYS PRO LEU GLU LYS ALA VAL ALA ASN PHE PHE SER GLY          
SEQRES  13 A  334  SER CYS ALA PRO CYS ALA ASP GLY THR ASP PHE PRO GLN          
SEQRES  14 A  334  LEU CYS GLN LEU CYS PRO GLY CYS GLY CYS SER THR LEU          
SEQRES  15 A  334  ASN GLN TYR PHE GLY TYR SER GLY ALA PHE LYS CYS LEU          
SEQRES  16 A  334  LYS ASP GLY ALA GLY ASP VAL ALA PHE VAL LYS HIS SER          
SEQRES  17 A  334  THR ILE PHE GLU ASN LEU ALA ASN LYS ALA ASP ARG ASP          
SEQRES  18 A  334  GLN TYR GLU LEU LEU CYS LEU ASP ASN THR ARG LYS PRO          
SEQRES  19 A  334  VAL ASP GLU TYR LYS ASP CYS HIS LEU ALA GLN VAL PRO          
SEQRES  20 A  334  SER GLN THR VAL VAL ALA ARG SER MET GLY GLY LYS GLU          
SEQRES  21 A  334  ASP LEU ILE TRP GLU LEU LEU ASN GLN ALA GLN GLU HIS          
SEQRES  22 A  334  PHE GLY LYS ASP LYS SER LYS GLU PHE GLN LEU PHE SER          
SEQRES  23 A  334  SER PRO HIS GLY LYS ASP LEU LEU PHE LYS ASP SER ALA          
SEQRES  24 A  334  HIS GLY PHE LEU LYS VAL PRO PRO ARG MET ASP ALA LYS          
SEQRES  25 A  334  MET TYR LEU GLY TYR GLU TYR VAL THR ALA ILE ARG ASN          
SEQRES  26 A  334  LEU ARG GLU GLY THR CYS PRO GLU ALA                          
HET    CO3  A 600       4                                                       
HET     FE  A 500       1                                                       
HET      K  A 701       1                                                       
HETNAM     CO3 CARBONATE ION                                                    
HETNAM      FE FE (III) ION                                                     
HETNAM       K POTASSIUM ION                                                    
FORMUL   2  CO3    C O3 2-                                                      
FORMUL   3   FE    FE 3+                                                        
FORMUL   4    K    K 1+                                                         
FORMUL   5  HOH   *192(H2 O)                                                    
HELIX    1   1 SER A   12  ILE A   30  1                                  19    
HELIX    2   2 SER A   44  ALA A   54  1                                  11    
HELIX    3   3 ASP A   63  LEU A   72  1                                  10    
HELIX    4   4 GLN A  108  LEU A  112  5                                   5    
HELIX    5   5 TRP A  128  TYR A  136  1                                   9    
HELIX    6   6 CYS A  137  LEU A  139  5                                   3    
HELIX    7   7 PRO A  145  PHE A  154  1                                  10    
HELIX    8   8 PHE A  167  GLN A  172  5                                   6    
HELIX    9   9 PHE A  186  ASP A  197  1                                  12    
HELIX   10  10 SER A  208  LEU A  214  1                                   7    
HELIX   11  11 ASN A  216  ASP A  221  1                                   6    
HELIX   12  12 ASP A  236  CYS A  241  5                                   6    
HELIX   13  13 LYS A  259  GLY A  275  1                                  17    
HELIX   14  14 ASP A  310  GLY A  316  1                                   7    
HELIX   15  15 GLY A  316  GLU A  328  1                                  13    
SHEET    1   A 2 THR A   5  VAL A  11  0                                        
SHEET    2   A 2 SER A  36  LYS A  42  1  O  ALA A  38   N  TRP A   8           
SHEET    1   B 4 VAL A  60  LEU A  62  0                                        
SHEET    2   B 4 THR A 250  ALA A 253 -1  O  THR A 250   N  LEU A  62           
SHEET    3   B 4 LYS A  78  GLY A  86 -1  N  VAL A  81   O  VAL A 251           
SHEET    4   B 4 PRO A  91  GLN A  92  0                                        
SHEET    1   C 4 VAL A  60  LEU A  62  0                                        
SHEET    2   C 4 THR A 250  ALA A 253 -1  O  THR A 250   N  LEU A  62           
SHEET    3   C 4 LYS A  78  GLY A  86 -1  N  VAL A  81   O  VAL A 251           
SHEET    4   C 4 GLY A 301  LYS A 304  0                                        
SHEET    1   D 6 SER A 157  CYS A 158  0                                        
SHEET    2   D 6 SER A 117  HIS A 119  1  N  SER A 117   O  CYS A 158           
SHEET    3   D 6 VAL A 202  LYS A 206  1  O  PHE A 204   N  CYS A 118           
SHEET    4   D 6 PHE A  94  LYS A 102 -1  N  VAL A  98   O  VAL A 205           
SHEET    5   D 6 TYR A 223  LEU A 226  0                                        
SHEET    6   D 6 ARG A 232  PRO A 234 -1  O  LYS A 233   N  LEU A 225           
SHEET    1   E 5 SER A 157  CYS A 158  0                                        
SHEET    2   E 5 SER A 117  HIS A 119  1  N  SER A 117   O  CYS A 158           
SHEET    3   E 5 VAL A 202  LYS A 206  1  O  PHE A 204   N  CYS A 118           
SHEET    4   E 5 PHE A  94  LYS A 102 -1  N  VAL A  98   O  VAL A 205           
SHEET    5   E 5 ALA A 244  PRO A 247  0                                        
SSBOND   1 CYS A    9    CYS A   48                          1555   1555  2.03  
SSBOND   2 CYS A   19    CYS A   39                          1555   1555  2.03  
SSBOND   3 CYS A  118    CYS A  194                          1555   1555  2.02  
SSBOND   4 CYS A  137    CYS A  331                          1555   1555  2.03  
SSBOND   5 CYS A  158    CYS A  174                          1555   1555  2.03  
SSBOND   6 CYS A  161    CYS A  179                          1555   1555  2.03  
SSBOND   7 CYS A  171    CYS A  177                          1555   1555  2.03  
SSBOND   8 CYS A  227    CYS A  241                          1555   1555  2.03  
LINK         OD1 ASP A  63                FE    FE A 500     1555   1555  2.10  
LINK         OH  TYR A  95                FE    FE A 500     1555   1555  1.98  
LINK         O   ALA A 151                 K     K A 701     1555   1555  2.88  
LINK         O   ASN A 152                 K     K A 701     1555   1555  3.06  
LINK         O   PHE A 154                 K     K A 701     1555   1555  2.54  
LINK         OE1 GLN A 169                 K     K A 701     1555   1555  2.72  
LINK         OH  TYR A 188                FE    FE A 500     1555   1555  1.89  
LINK         OE1 GLN A 249                FE    FE A 500     1555   1555  2.35  
LINK        FE    FE A 500                 O2  CO3 A 600     1555   1555  2.15  
LINK        FE    FE A 500                 O3  CO3 A 600     1555   1555  2.18  
LINK         K     K A 701                 O   HOH A 821     1555   1555  2.74  
CISPEP   1 ALA A   73    PRO A   74          0         0.12                     
CISPEP   2 GLU A  141    PRO A  142          0        -0.16                     
CISPEP   3 LYS A  144    PRO A  145          0         0.01                     
SITE     1 AC1 10 ASP A  63  TYR A  95  THR A 120  ARG A 124                    
SITE     2 AC1 10 SER A 125  ALA A 126  GLY A 127  TYR A 188                    
SITE     3 AC1 10 GLN A 249   FE A 500                                          
SITE     1 AC2  5 ASP A  63  TYR A  95  TYR A 188  GLN A 249                    
SITE     2 AC2  5 CO3 A 600                                                     
SITE     1 AC3  5 ALA A 151  ASN A 152  PHE A 154  GLN A 169                    
SITE     2 AC3  5 HOH A 821                                                     
CRYST1   44.200   57.200  135.750  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      0.022624  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017483  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007366        0.00000