PDB Short entry for 3FGS HEADER METAL TRANSPORT 08-DEC-08 3FGS TITLE CRYSTAL STRUCTURE OF G65R/K206E DOUBLE MUTANT OF THE N-LOBE HUMAN TITLE 2 TRANSFERRIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SEROTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: PEPTIDASE S60 1 DOMAIN; COMPND 5 SYNONYM: TRANSFERRIN, SIDEROPHILIN, BETA-1-METAL-BINDING GLOBULIN; 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 GENE: PRO1400, TF, TRANSFERRIN; SOURCE 6 EXPRESSION_SYSTEM: MESOCRICETUS AURATUS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10036; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BHK; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PNUT KEYWDS HUMAN TRANSFERRIN, IRON BINDING PROTEIN, DILYSINE PAIR, DISEASE KEYWDS 2 MUTATION, GLYCOPROTEIN, ION TRANSPORT, IRON, IRON TRANSPORT, METAL- KEYWDS 3 BINDING, METHYLATION, PHOSPHOPROTEIN, POLYMORPHISM, SECRETED, KEYWDS 4 TRANSPORT, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR P.J.HALBROOKS,A.B.MASON,S.J.EVERSE REVDAT 3 20-OCT-21 3FGS 1 REMARK SEQADV REVDAT 2 01-NOV-17 3FGS 1 REMARK REVDAT 1 19-MAY-09 3FGS 0 JRNL AUTH A.B.MASON,P.J.HALBROOKS,N.G.JAMES,S.L.BYRNE,J.K.GRADY, JRNL AUTH 2 N.D.CHASTEEN,C.E.BOBST,I.A.KALTASHOV,V.C.SMITH, JRNL AUTH 3 R.T.MACGILLIVRAY,S.J.EVERSE JRNL TITL STRUCTURAL AND FUNCTIONAL CONSEQUENCES OF THE SUBSTITUTION JRNL TITL 2 OF GLYCINE 65 WITH ARGININE IN THE N-LOBE OF HUMAN JRNL TITL 3 TRANSFERRIN. JRNL REF BIOCHEMISTRY V. 48 1945 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19219998 JRNL DOI 10.1021/BI802254X REMARK 2 REMARK 2 RESOLUTION. 1.80 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.49 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.6 REMARK 3 NUMBER OF REFLECTIONS : 29542 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.400 REMARK 3 FREE R VALUE TEST SET COUNT : 2976 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 : 2557 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 269 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.05700 REMARK 3 B22 (A**2) : 0.76800 REMARK 3 B33 (A**2) : 0.28800 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 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.760 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.192 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.252 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.852 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 36.14 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : FE3.PARAM REMARK 3 PARAMETER FILE 4 : CO3.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3FGS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-DEC-08. REMARK 100 THE DEPOSITION ID IS D_1000050571. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-AUG-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.7 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : XENOCS FOX-2D MULTILAYER MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29637 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 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 (%) : 93.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.04900 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) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.11300 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: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.49 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 200 MM POTASSIUM ACETATE BUFFER (PH REMARK 280 7.7) CONTAINING 10 MM KCL AND 18% POLYETHYLENE GLYCOL 3350. REMARK 280 CONCENTRATION OF THE MUTANT WAS 17.5 MG/ML. CRYSTALS APPEARED IN REMARK 280 APPROXIMATELY A WEEK FOLLOWING MICRO-SEEDING WITH WILD-TYPE N- REMARK 280 LOBE, 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 21.67350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.86850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.52800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.86850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.67350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.52800 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 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 VAL A 1 REMARK 465 PRO A 2 REMARK 465 PRO A 332 REMARK 465 GLU A 333 REMARK 465 ALA A 334 REMARK 465 PRO A 335 REMARK 465 THR A 336 REMARK 465 ASP A 337 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. = 7.2 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 -163.19 59.52 REMARK 500 SER A 12 173.32 73.36 REMARK 500 TYR A 85 -169.76 -128.08 REMARK 500 THR A 93 50.04 -94.45 REMARK 500 SER A 125 -73.85 -44.81 REMARK 500 TRP A 128 -71.55 -138.49 REMARK 500 SER A 155 44.79 -104.34 REMARK 500 CYS A 161 -10.18 83.98 REMARK 500 CYS A 174 76.38 -151.07 REMARK 500 PRO A 175 132.52 -37.76 REMARK 500 CYS A 179 39.39 -99.48 REMARK 500 VAL A 205 -159.26 -139.69 REMARK 500 ASP A 277 17.16 57.53 REMARK 500 SER A 287 147.00 -177.29 REMARK 500 LEU A 294 -46.79 73.15 REMARK 500 ARG A 308 11.37 53.06 REMARK 500 GLU A 328 70.58 -108.38 REMARK 500 THR A 330 140.17 -173.22 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 402 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 63 OD1 REMARK 620 2 TYR A 95 OH 83.3 REMARK 620 3 TYR A 188 OH 176.6 93.9 REMARK 620 4 HIS A 249 NE2 89.8 100.7 88.9 REMARK 620 5 CO3 A 401 O1 88.1 98.9 94.2 159.9 REMARK 620 6 CO3 A 401 O2 93.8 154.6 89.5 104.6 55.7 REMARK 620 N 1 2 3 4 5 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2O84 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF K206E MUTANT OF N-LOBE HUMAN TRANSFERRIN REMARK 900 RELATED ID: 1A8E RELATED DB: PDB REMARK 900 HUMAN SERUM TRANSFERRIN, RECOMBINANT N-TERMINAL LOBE DBREF 3FGS A 1 337 UNP P02787 TRFE_HUMAN 20 356 SEQADV 3FGS ARG A 65 UNP P02787 GLY 84 ENGINEERED MUTATION SEQADV 3FGS GLU A 206 UNP P02787 LYS 225 ENGINEERED MUTATION SEQRES 1 A 337 VAL PRO ASP LYS THR VAL ARG TRP CYS ALA VAL SER GLU SEQRES 2 A 337 HIS GLU ALA THR LYS CYS GLN SER PHE ARG ASP HIS MET SEQRES 3 A 337 LYS SER VAL ILE PRO SER ASP GLY PRO SER VAL ALA CYS SEQRES 4 A 337 VAL LYS LYS ALA SER TYR LEU ASP CYS ILE ARG ALA ILE SEQRES 5 A 337 ALA ALA ASN GLU ALA ASP ALA VAL THR LEU ASP ALA ARG SEQRES 6 A 337 LEU VAL TYR ASP ALA TYR LEU ALA PRO ASN ASN LEU LYS SEQRES 7 A 337 PRO VAL VAL ALA GLU PHE TYR GLY SER LYS GLU ASP PRO SEQRES 8 A 337 GLN THR PHE TYR TYR ALA VAL ALA VAL VAL LYS LYS ASP SEQRES 9 A 337 SER GLY PHE GLN MET ASN GLN LEU ARG GLY LYS LYS SER SEQRES 10 A 337 CYS HIS THR GLY LEU GLY ARG SER ALA GLY TRP ASN ILE SEQRES 11 A 337 PRO ILE GLY LEU LEU TYR CYS ASP LEU PRO GLU PRO ARG SEQRES 12 A 337 LYS PRO LEU GLU LYS ALA VAL ALA ASN PHE PHE SER GLY SEQRES 13 A 337 SER CYS ALA PRO CYS ALA ASP GLY THR ASP PHE PRO GLN SEQRES 14 A 337 LEU CYS GLN LEU CYS PRO GLY CYS GLY CYS SER THR LEU SEQRES 15 A 337 ASN GLN TYR PHE GLY TYR SER GLY ALA PHE LYS CYS LEU SEQRES 16 A 337 LYS ASP GLY ALA GLY ASP VAL ALA PHE VAL GLU HIS SER SEQRES 17 A 337 THR ILE PHE GLU ASN LEU ALA ASN LYS ALA ASP ARG ASP SEQRES 18 A 337 GLN TYR GLU LEU LEU CYS LEU ASP ASN THR ARG LYS PRO SEQRES 19 A 337 VAL ASP GLU TYR LYS ASP CYS HIS LEU ALA GLN VAL PRO SEQRES 20 A 337 SER HIS THR VAL VAL ALA ARG SER MET GLY GLY LYS GLU SEQRES 21 A 337 ASP LEU ILE TRP GLU LEU LEU ASN GLN ALA GLN GLU HIS SEQRES 22 A 337 PHE GLY LYS ASP LYS SER LYS GLU PHE GLN LEU PHE SER SEQRES 23 A 337 SER PRO HIS GLY LYS ASP LEU LEU PHE LYS ASP SER ALA SEQRES 24 A 337 HIS GLY PHE LEU LYS VAL PRO PRO ARG MET ASP ALA LYS SEQRES 25 A 337 MET TYR LEU GLY TYR GLU TYR VAL THR ALA ILE ARG ASN SEQRES 26 A 337 LEU ARG GLU GLY THR CYS PRO GLU ALA PRO THR ASP HET CO3 A 401 4 HET FE A 402 1 HETNAM CO3 CARBONATE ION HETNAM FE FE (III) ION FORMUL 2 CO3 C O3 2- FORMUL 3 FE FE 3+ FORMUL 4 HOH *269(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 GLU A 237 CYS A 241 5 5 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 VAL A 40 N TRP A 8 SHEET 1 B 4 VAL A 60 LEU A 62 0 SHEET 2 B 4 THR A 250 ARG A 254 -1 O THR A 250 N LEU A 62 SHEET 3 B 4 LEU A 77 PHE A 84 -1 N VAL A 81 O VAL A 251 SHEET 4 B 4 GLY A 301 LYS A 304 -1 O LEU A 303 N ALA A 82 SHEET 1 C 6 SER A 157 CYS A 158 0 SHEET 2 C 6 SER A 117 HIS A 119 1 N HIS A 119 O CYS A 158 SHEET 3 C 6 VAL A 202 GLU A 206 1 O VAL A 202 N CYS A 118 SHEET 4 C 6 PHE A 94 LYS A 102 -1 N VAL A 98 O VAL A 205 SHEET 5 C 6 TYR A 223 LEU A 226 -1 O GLU A 224 N VAL A 101 SHEET 6 C 6 ARG A 232 LYS A 233 -1 O LYS A 233 N LEU A 225 SHEET 1 D 5 SER A 157 CYS A 158 0 SHEET 2 D 5 SER A 117 HIS A 119 1 N HIS A 119 O CYS A 158 SHEET 3 D 5 VAL A 202 GLU A 206 1 O VAL A 202 N CYS A 118 SHEET 4 D 5 PHE A 94 LYS A 102 -1 N VAL A 98 O VAL A 205 SHEET 5 D 5 ALA A 244 PRO A 247 -1 O ALA A 244 N ALA A 97 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 2.03 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 2.04 SSBOND 8 CYS A 227 CYS A 241 1555 1555 2.04 LINK OD1 ASP A 63 FE FE A 402 1555 1555 2.18 LINK OH TYR A 95 FE FE A 402 1555 1555 2.13 LINK OH TYR A 188 FE FE A 402 1555 1555 2.06 LINK NE2 HIS A 249 FE FE A 402 1555 1555 2.17 LINK O1 CO3 A 401 FE FE A 402 1555 1555 2.33 LINK O2 CO3 A 401 FE FE A 402 1555 1555 2.41 CISPEP 1 ALA A 73 PRO A 74 0 0.38 CISPEP 2 GLU A 141 PRO A 142 0 -0.13 CISPEP 3 LYS A 144 PRO A 145 0 -0.07 SITE 1 AC1 9 ASP A 63 TYR A 95 THR A 120 ARG A 124 SITE 2 AC1 9 ALA A 126 GLY A 127 TYR A 188 HIS A 249 SITE 3 AC1 9 FE A 402 SITE 1 AC2 5 ASP A 63 TYR A 95 TYR A 188 HIS A 249 SITE 2 AC2 5 CO3 A 401 CRYST1 43.347 57.056 133.737 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 0.023070 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017527 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007477 0.00000