HEADER METAL TRANSPORT 04-SEP-00 1FQF TITLE CRYSTAL STRUCTURES OF MUTANT (K296A) THAT ABOLISH THE DILYSINE TITLE 2 INTERACTION IN THE N-LOBE OF HUMAN TRANSFERRIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SEROTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-LOBE; COMPND 5 SYNONYM: SERUM TRANSFERRIN; 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: MESOCRICETUS AURATUS; SOURCE 6 EXPRESSION_SYSTEM_COMMON: GOLDEN HAMSTER; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 10036; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PNUT-BHK KEYWDS IRON TRANSPORT, TRANSFERRIN, N-LOBE, IRON-RELEASE, DILYSINE KEYWDS 2 INTERACTION, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR D.NURIZZO,H.M.BAKER,E.N.BAKER REVDAT 5 20-NOV-24 1FQF 1 REMARK REVDAT 4 03-NOV-21 1FQF 1 REMARK SEQADV LINK REVDAT 3 01-FEB-17 1FQF 1 AUTHOR VERSN REVDAT 2 24-FEB-09 1FQF 1 VERSN REVDAT 1 16-MAY-01 1FQF 0 JRNL AUTH D.NURIZZO,H.M.BAKER,Q.Y.HE,R.T.MACGILLIVRAY,A.B.MASON, JRNL AUTH 2 R.C.WOODWORTH,E.N.BAKER JRNL TITL CRYSTAL STRUCTURES AND IRON RELEASE PROPERTIES OF MUTANTS JRNL TITL 2 (K206A AND K296A) THAT ABOLISH THE DILYSINE INTERACTION IN JRNL TITL 3 THE N-LOBE OF HUMAN TRANSFERRIN. JRNL REF BIOCHEMISTRY V. 40 1616 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11327820 JRNL DOI 10.1021/BI002050M REMARK 2 REMARK 2 RESOLUTION. 2.10 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 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) (%) : 95.0 REMARK 3 NUMBER OF REFLECTIONS : 19092 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.295 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 761 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 : 2547 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 278 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 33.03 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : 1.180 REMARK 3 IMPROPER ANGLES (DEGREES) : 23.20 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) : 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 : PROTEIN.PARAM REMARK 3 PARAMETER FILE 2 : CARBONATE.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : ION.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 1FQF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-SEP-00. REMARK 100 THE DEPOSITION ID IS D_1000011818. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19129 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.200 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 2.900 REMARK 200 R MERGE (I) : 0.06200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.30100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 46.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18% POLYETHYLENEGLYCOL 3350, 100MM REMARK 280 POTASSIUM ACETATE, PH 7.4, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 22.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.45000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.45000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.50000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A REMARK 300 MONOMER CONSTITUTED BY TWO REMARK 300 DOMAINS IN BETWEEN THE IRON REMARK 300 AND ITS CARBONATE COUNTERPART REMARK 300 ARE LINKED. 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 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 PRO A 307 C - N - CA ANGL. DEV. = 9.3 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 51.86 -107.99 REMARK 500 SER A 12 -177.33 84.63 REMARK 500 SER A 12 -177.70 84.63 REMARK 500 TYR A 85 -169.87 -114.81 REMARK 500 THR A 93 42.68 -90.32 REMARK 500 SER A 125 -86.33 -48.81 REMARK 500 TRP A 128 -53.24 -138.25 REMARK 500 SER A 155 46.10 -109.94 REMARK 500 CYS A 161 -6.49 82.87 REMARK 500 PRO A 175 126.33 -37.00 REMARK 500 CYS A 179 40.91 -94.99 REMARK 500 VAL A 205 -165.68 -128.26 REMARK 500 GLU A 237 55.17 -98.14 REMARK 500 CYS A 241 71.89 -105.92 REMARK 500 SER A 287 146.84 -173.11 REMARK 500 LEU A 294 -51.14 70.37 REMARK 500 PRO A 306 154.63 -49.75 REMARK 500 GLU A 328 -143.20 -81.06 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 95.2 REMARK 620 3 TYR A 188 OH 173.7 90.9 REMARK 620 4 HIS A 249 NE2 93.2 96.9 87.5 REMARK 620 5 CO3 A 600 O3 88.3 96.1 89.6 166.7 REMARK 620 6 CO3 A 600 O2 79.8 157.6 93.9 105.1 62.1 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 FE A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 600 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FQF RELATED DB: PDB REMARK 900 1FQF CONTAINS K206A HUMAN SERUM TRANSFERRIN. REMARK 900 RELATED ID: 1A8E RELATED DB: PDB REMARK 900 1A8E CONTAINS WILDTYPE HUMAN SERUM TRANSFERRIN. DBREF 1FQF A 1 331 UNP P02787 TRFE_HUMAN 20 350 SEQADV 1FQF ALA A 296 UNP P02787 LYS 315 ENGINEERED MUTATION SEQRES 1 A 331 VAL PRO ASP LYS THR VAL ARG TRP CYS ALA VAL SER GLU SEQRES 2 A 331 HIS GLU ALA THR LYS CYS GLN SER PHE ARG ASP HIS MET SEQRES 3 A 331 LYS SER VAL ILE PRO SER ASP GLY PRO SER VAL ALA CYS SEQRES 4 A 331 VAL LYS LYS ALA SER TYR LEU ASP CYS ILE ARG ALA ILE SEQRES 5 A 331 ALA ALA ASN GLU ALA ASP ALA VAL THR LEU ASP ALA GLY SEQRES 6 A 331 LEU VAL TYR ASP ALA TYR LEU ALA PRO ASN ASN LEU LYS SEQRES 7 A 331 PRO VAL VAL ALA GLU PHE TYR GLY SER LYS GLU ASP PRO SEQRES 8 A 331 GLN THR PHE TYR TYR ALA VAL ALA VAL VAL LYS LYS ASP SEQRES 9 A 331 SER GLY PHE GLN MET ASN GLN LEU ARG GLY LYS LYS SER SEQRES 10 A 331 CYS HIS THR GLY LEU GLY ARG SER ALA GLY TRP ASN ILE SEQRES 11 A 331 PRO ILE GLY LEU LEU TYR CYS ASP LEU PRO GLU PRO ARG SEQRES 12 A 331 LYS PRO LEU GLU LYS ALA VAL ALA ASN PHE PHE SER GLY SEQRES 13 A 331 SER CYS ALA PRO CYS ALA ASP GLY THR ASP PHE PRO GLN SEQRES 14 A 331 LEU CYS GLN LEU CYS PRO GLY CYS GLY CYS SER THR LEU SEQRES 15 A 331 ASN GLN TYR PHE GLY TYR SER GLY ALA PHE LYS CYS LEU SEQRES 16 A 331 LYS ASP GLY ALA GLY ASP VAL ALA PHE VAL LYS HIS SER SEQRES 17 A 331 THR ILE PHE GLU ASN LEU ALA ASN LYS ALA ASP ARG ASP SEQRES 18 A 331 GLN TYR GLU LEU LEU CYS LEU ASP ASN THR ARG LYS PRO SEQRES 19 A 331 VAL ASP GLU TYR LYS ASP CYS HIS LEU ALA GLN VAL PRO SEQRES 20 A 331 SER HIS THR VAL VAL ALA ARG SER MET GLY GLY LYS GLU SEQRES 21 A 331 ASP LEU ILE TRP GLU LEU LEU ASN GLN ALA GLN GLU HIS SEQRES 22 A 331 PHE GLY LYS ASP LYS SER LYS GLU PHE GLN LEU PHE SER SEQRES 23 A 331 SER PRO HIS GLY LYS ASP LEU LEU PHE ALA ASP SER ALA SEQRES 24 A 331 HIS GLY PHE LEU LYS VAL PRO PRO ARG MET ASP ALA LYS SEQRES 25 A 331 MET TYR LEU GLY TYR GLU TYR VAL THR ALA ILE ARG ASN SEQRES 26 A 331 LEU ARG GLU GLY THR CYS HET FE A 500 1 HET CO3 A 600 4 HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION FORMUL 2 FE FE 3+ FORMUL 3 CO3 C O3 2- FORMUL 4 HOH *278(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 GLY A 187 ASP A 197 1 11 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 LYS A 259 GLY A 275 1 17 HELIX 13 13 ASP A 310 GLY A 316 1 7 HELIX 14 14 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 SER A 36 N VAL A 6 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 GLY A 86 -1 N LYS A 78 O ALA A 253 SHEET 4 B 4 PRO A 91 GLN A 92 -1 N GLN A 92 O TYR A 85 SHEET 1 C 4 VAL A 60 LEU A 62 0 SHEET 2 C 4 THR A 250 ARG A 254 -1 O THR A 250 N LEU A 62 SHEET 3 C 4 LEU A 77 GLY A 86 -1 N LYS A 78 O ALA A 253 SHEET 4 C 4 GLY A 301 LYS A 304 -1 O GLY A 301 N PHE A 84 SHEET 1 D 6 SER A 157 CYS A 158 0 SHEET 2 D 6 SER A 117 HIS A 119 1 O SER A 117 N CYS A 158 SHEET 3 D 6 VAL A 202 LYS A 206 1 O VAL A 202 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 -1 N GLU A 224 O VAL A 101 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 O SER A 117 N CYS A 158 SHEET 3 E 5 VAL A 202 LYS A 206 1 O VAL A 202 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 -1 O ALA A 244 N ALA A 97 SSBOND 1 CYS A 9 CYS A 48 1555 1555 2.02 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 2.03 LINK OD1 ASP A 63 FE FE A 500 1555 1555 1.94 LINK OH TYR A 95 FE FE A 500 1555 1555 2.02 LINK OH TYR A 188 FE FE A 500 1555 1555 2.05 LINK NE2 HIS A 249 FE FE A 500 1555 1555 2.09 LINK FE FE A 500 O3 CO3 A 600 1555 1555 2.01 LINK FE FE A 500 O2 CO3 A 600 1555 1555 2.37 CISPEP 1 ALA A 73 PRO A 74 0 -0.63 CISPEP 2 GLU A 141 PRO A 142 0 -0.17 CISPEP 3 LYS A 144 PRO A 145 0 -0.47 SITE 1 AC1 5 ASP A 63 TYR A 95 TYR A 188 HIS A 249 SITE 2 AC1 5 CO3 A 600 SITE 1 AC2 10 ASP A 63 TYR A 95 THR A 120 ARG A 124 SITE 2 AC2 10 SER A 125 ALA A 126 GLY A 127 TYR A 188 SITE 3 AC2 10 HIS A 249 FE A 500 CRYST1 44.000 57.000 132.900 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 0.022727 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017544 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007524 0.00000 CONECT 62 363 CONECT 144 293 CONECT 293 144 CONECT 363 62 CONECT 476 2581 CONECT 739 2581 CONECT 916 1486 CONECT 1066 2578 CONECT 1227 1341 CONECT 1245 1368 CONECT 1318 1358 CONECT 1341 1227 CONECT 1358 1318 CONECT 1368 1245 CONECT 1445 2581 CONECT 1486 916 CONECT 1744 1861 CONECT 1861 1744 CONECT 1923 2581 CONECT 2578 1066 CONECT 2581 476 739 1445 1923 CONECT 2581 2584 2585 CONECT 2582 2583 2584 2585 CONECT 2583 2582 CONECT 2584 2581 2582 CONECT 2585 2581 2582 MASTER 315 0 2 14 21 0 5 6 2830 1 26 26 END