HEADER TRANSPORT PROTEIN 18-NOV-02 1N7W TITLE CRYSTAL STRUCTURE OF HUMAN SERUM TRANSFERRIN, N-LOBE L66W MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: SEROTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL LOBE; COMPND 5 SYNONYM: 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 GENE: TF; SOURCE 6 EXPRESSION_SYSTEM: CRICETINAE; SOURCE 7 EXPRESSION_SYSTEM_COMMON: HAMSTERS; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 10026; SOURCE 9 EXPRESSION_SYSTEM_ORGAN: KIDNEY; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PNUT; SOURCE 12 OTHER_DETAILS: BABY KEYWDS IRON TRANSPORT PROTEIN, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.E.ADAMS,A.B.MASON,Q.Y.HE,P.J.HALBROOKS,S.K.BRIGGS,V.C.SMITH, AUTHOR 2 R.T.MACGILLIVRAY,S.J.EVERSE REVDAT 5 16-AUG-23 1N7W 1 REMARK REVDAT 4 27-OCT-21 1N7W 1 REMARK SEQADV LINK REVDAT 3 16-APR-14 1N7W 1 REMARK VERSN REVDAT 2 24-FEB-09 1N7W 1 VERSN REVDAT 1 18-MAR-03 1N7W 0 JRNL AUTH T.E.ADAMS,A.B.MASON,Q.Y.HE,P.J.HALBROOKS,S.K.BRIGGS, JRNL AUTH 2 V.C.SMITH,R.T.MACGILLIVRAY,S.J.EVERSE JRNL TITL THE POSITION OF ARGININE 124 CONTROLS THE RATE OF IRON JRNL TITL 2 RELEASE FROM THE N-LOBE OF HUMAN SERUM TRANSFERRIN. A JRNL TITL 3 STRUCTURAL STUDY JRNL REF J.BIOL.CHEM. V. 278 6027 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12458193 JRNL DOI 10.1074/JBC.M210349200 REMARK 2 REMARK 2 RESOLUTION. 2.20 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 21.46 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) (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 18505 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) : 0.196 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1889 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2684 REMARK 3 BIN R VALUE (WORKING SET) : 0.2280 REMARK 3 BIN FREE R VALUE : 0.2840 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 313 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 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 : 134 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.03000 REMARK 3 B22 (A**2) : 5.65000 REMARK 3 B33 (A**2) : -8.69000 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) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.820 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.170 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.890 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.870 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.790 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 36.01 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 : PROTEIN_REP.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : FE3.TOP REMARK 3 TOPOLOGY FILE 4 : CO3.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1N7W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-NOV-02. REMARK 100 THE DEPOSITION ID IS D_1000017629. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-FEB-02 REMARK 200 TEMPERATURE (KELVIN) : 293.0 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 : NI MIRROR + NI FILTER 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 : 21203 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.10400 REMARK 200 R SYM (I) : 0.09300 REMARK 200 FOR THE DATA SET : 17.5000 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) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.30200 REMARK 200 R SYM FOR SHELL (I) : 0.31200 REMARK 200 FOR SHELL : 6.100 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 (%): 47.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M POTASSIUM ACETATE, 20% PEG 3350, REMARK 280 PH 7.7, VAPOR DIFFUSION, SITTING 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 22.59150 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 67.75650 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.95800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 67.75650 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.59150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.95800 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 PRO A 1 REMARK 465 VAL A 2 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 4 176.99 157.36 REMARK 500 SER A 12 -179.23 73.83 REMARK 500 VAL A 60 142.20 -171.87 REMARK 500 LEU A 72 152.43 -44.14 REMARK 500 THR A 93 38.87 -97.44 REMARK 500 SER A 125 -71.22 -48.72 REMARK 500 TRP A 128 -63.63 -138.33 REMARK 500 CYS A 161 -3.50 83.99 REMARK 500 CYS A 179 48.19 -103.86 REMARK 500 VAL A 205 -160.79 -128.50 REMARK 500 CYS A 241 72.56 -158.70 REMARK 500 SER A 287 142.06 177.21 REMARK 500 LEU A 294 -48.49 74.45 REMARK 500 GLU A 328 -78.63 -156.41 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 339 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 63 OD1 REMARK 620 2 TYR A 95 OH 81.8 REMARK 620 3 TYR A 188 OH 174.4 93.2 REMARK 620 4 HIS A 249 NE2 86.6 100.7 96.9 REMARK 620 5 CO3 A 338 O1 86.7 90.3 90.8 166.1 REMARK 620 6 CO3 A 338 O2 93.4 146.0 89.3 112.6 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 338 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 339 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1N7X RELATED DB: PDB REMARK 900 HUMAN SERUM TRANSFERRIN, N-LOBE Y45E MUTANT DBREF 1N7W A 1 331 UNP P02787 TRFE_HUMAN 20 350 SEQADV 1N7W TRP A 66 UNP P02787 LEU 85 ENGINEERED MUTATION SEQRES 1 A 331 PRO VAL 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 TRP 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 LYS 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 CO3 A 338 4 HET FE A 339 1 HETNAM CO3 CARBONATE ION HETNAM FE FE (III) ION FORMUL 2 CO3 C O3 2- FORMUL 3 FE FE 3+ FORMUL 4 HOH *134(H2 O) HELIX 1 1 SER A 12 SER A 28 1 17 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 PRO A 145 PHE A 154 1 10 HELIX 7 7 PHE A 167 GLN A 172 5 6 HELIX 8 8 PHE A 186 ASP A 197 1 12 HELIX 9 9 SER A 208 LEU A 214 1 7 HELIX 10 10 ASN A 216 ASP A 221 1 6 HELIX 11 11 ASP A 236 CYS A 241 5 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 ARG A 327 1 12 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 3 ALA A 299 LYS A 304 0 SHEET 2 B 3 LYS A 78 GLY A 86 -1 N PHE A 84 O HIS A 300 SHEET 3 B 3 PRO A 91 GLN A 92 -1 O GLN A 92 N TYR A 85 SHEET 1 C 4 ALA A 299 LYS A 304 0 SHEET 2 C 4 LYS A 78 GLY A 86 -1 N PHE A 84 O HIS A 300 SHEET 3 C 4 THR A 250 ALA A 253 -1 O VAL A 251 N VAL A 81 SHEET 4 C 4 VAL A 60 LEU A 62 -1 N LEU A 62 O THR A 250 SHEET 1 D 6 THR A 231 PRO A 234 0 SHEET 2 D 6 TYR A 223 CYS A 227 -1 N CYS A 227 O THR A 231 SHEET 3 D 6 PHE A 94 LYS A 102 -1 N VAL A 101 O GLU A 224 SHEET 4 D 6 VAL A 202 LYS A 206 -1 O VAL A 205 N VAL A 98 SHEET 5 D 6 SER A 117 HIS A 119 1 N CYS A 118 O PHE A 204 SHEET 6 D 6 SER A 157 CYS A 158 1 O CYS A 158 N SER A 117 SHEET 1 E 4 THR A 231 PRO A 234 0 SHEET 2 E 4 TYR A 223 CYS A 227 -1 N CYS A 227 O THR A 231 SHEET 3 E 4 PHE A 94 LYS A 102 -1 N VAL A 101 O GLU A 224 SHEET 4 E 4 ALA A 244 PRO A 247 -1 O VAL A 246 N TYR A 95 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 2.03 SSBOND 8 CYS A 227 CYS A 241 1555 1555 2.04 LINK OD1 ASP A 63 FE FE A 339 1555 1555 2.17 LINK OH TYR A 95 FE FE A 339 1555 1555 2.07 LINK OH TYR A 188 FE FE A 339 1555 1555 2.04 LINK NE2 HIS A 249 FE FE A 339 1555 1555 2.17 LINK O1 CO3 A 338 FE FE A 339 1555 1555 2.36 LINK O2 CO3 A 338 FE FE A 339 1555 1555 2.41 CISPEP 1 ALA A 73 PRO A 74 0 0.25 CISPEP 2 GLU A 141 PRO A 142 0 -0.12 CISPEP 3 LYS A 144 PRO A 145 0 -0.14 SITE 1 AC1 9 ASP A 63 TYR A 95 THR A 120 ARG A 124 SITE 2 AC1 9 SER A 125 ALA A 126 GLY A 127 TYR A 188 SITE 3 AC1 9 FE A 339 SITE 1 AC2 5 ASP A 63 TYR A 95 TYR A 188 HIS A 249 SITE 2 AC2 5 CO3 A 338 CRYST1 45.183 57.916 135.513 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 0.022132 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017266 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007379 0.00000