HEADER TRANSPORT PROTEIN 29-JAN-03 1NTF TITLE CRYSTAL STRUCTURE OF CIMEX NITROPHORIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: SALIVARY NITROPHORIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CIMEX LECTULARIUS; SOURCE 3 ORGANISM_COMMON: BED BUG; SOURCE 4 ORGANISM_TAXID: 79782; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS FERRIC HEME PROTEIN, BETA SANDWICH, NO CARRIER, TRANSPORT KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.WEICHSEL,E.M.MAES,J.F.ANDERSEN,J.G.VALENZUELA,F.A.WALKER, AUTHOR 2 W.R.MONTFORT REVDAT 3 24-FEB-09 1NTF 1 VERSN REVDAT 2 18-JAN-05 1NTF 1 JRNL REVDAT 1 16-MAR-04 1NTF 0 JRNL AUTH A.WEICHSEL,E.M.MAES,J.F.ANDERSEN,J.G.VALENZUELA, JRNL AUTH 2 T.K.SHOKHIREVA,F.A.WALKER,W.R.MONTFORT JRNL TITL HEME-ASSISTED S-NITROSATION OF A PROXIMAL THIOLATE JRNL TITL 2 IN A NITRIC OXIDE TRANSPORT PROTEIN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 102 594 2005 JRNL REFN ISSN 0027-8424 JRNL PMID 15637157 JRNL DOI 10.1073/PNAS.0406549102 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.WEICHSEL,J.F.ANDERSEN,S.A.ROBERTS,W.R.MONTFORT REMARK 1 TITL NITRIC OXIDE BINDING TO NITROPHORIN 4 INDUCES REMARK 1 TITL 2 COMPLETE DISTAL POCKET BURIAL REMARK 1 REF NAT.STRUCT.BIOL. V. 7 551 2000 REMARK 1 REFN ISSN 1072-8368 REMARK 1 DOI 10.1038/76769 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.22 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON 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) : 21.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 23852 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) : 0.153 REMARK 3 R VALUE (WORKING SET) : 0.151 REMARK 3 FREE R VALUE : 0.198 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1214 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1780 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2840 REMARK 3 BIN FREE R VALUE SET COUNT : 79 REMARK 3 BIN FREE R VALUE : 0.3560 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2227 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 163 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.69 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.47000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : 0.24000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.94000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.115 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.116 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.087 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.971 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.973 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.956 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2326 ; 0.024 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 2012 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3171 ; 1.968 ; 2.004 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4723 ; 0.945 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 279 ; 6.880 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 350 ; 0.122 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2554 ; 0.011 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 438 ; 0.009 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 362 ; 0.204 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2286 ; 0.247 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1426 ; 0.090 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 106 ; 0.159 ; 0.200 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): 9 ; 0.171 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 32 ; 0.212 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 13 ; 0.376 ; 0.200 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): 1398 ; 1.366 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2278 ; 2.528 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 928 ; 3.585 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 893 ; 5.703 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL 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 : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 1NTF COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-03. REMARK 100 THE RCSB ID CODE IS RCSB018185. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUL-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.6 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 : OSMIC MIRRORS REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24988 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 21.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06400 REMARK 200 FOR THE DATA SET : 11.0000 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) : 1.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.31000 REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, PH 8.6, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 21.05000 REMARK 290 SMTRY3 2 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 GLY A 1 REMARK 465 SER A 2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 LYS A 184 CD LYS A 184 CE 0.152 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 ASP A 96 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 272 NE - CZ - NH2 ANGL. DEV. = 3.6 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 THR A 81 -166.96 -126.35 REMARK 500 THR A 242 -67.93 -93.83 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 A 489 DISTANCE = 5.05 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 HEM A 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 60 SG REMARK 620 2 HOH A 428 O 172.1 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 300 DBREF 1NTF A 1 282 UNP O76745 O76745_9HEMI 21 302 SEQRES 1 A 282 GLY SER PRO PRO ALA GLN LEU SER VAL HIS THR VAL SER SEQRES 2 A 282 TRP ASN SER GLY HIS GLU ARG ALA PRO THR ASN LEU GLU SEQRES 3 A 282 GLU LEU LEU GLY LEU ASN SER GLY GLU THR PRO ASP VAL SEQRES 4 A 282 ILE ALA VAL ALA VAL GLN GLY PHE GLY PHE GLN THR ASP SEQRES 5 A 282 LYS PRO GLN GLN GLY PRO ALA CYS VAL LYS ASN PHE GLN SEQRES 6 A 282 SER LEU LEU THR SER LYS GLY TYR THR LYS LEU LYS ASN SEQRES 7 A 282 THR ILE THR GLU THR MET GLY LEU THR VAL TYR CYS LEU SEQRES 8 A 282 GLU LYS HIS LEU ASP GLN ASN THR LEU LYS ASN GLU THR SEQRES 9 A 282 ILE ILE VAL THR VAL ASP ASP GLN LYS LYS SER GLY GLY SEQRES 10 A 282 ILE VAL THR SER PHE THR ILE TYR ASN LYS ARG PHE SER SEQRES 11 A 282 PHE THR THR SER ARG MET SER ASP GLU ASP VAL THR SER SEQRES 12 A 282 THR ASN THR LYS TYR ALA TYR ASP THR ARG LEU ASP TYR SEQRES 13 A 282 SER LYS LYS ASP ASP PRO SER ASP PHE LEU PHE TRP ILE SEQRES 14 A 282 GLY ASP LEU ASN VAL ARG VAL GLU THR ASN ALA THR HIS SEQRES 15 A 282 ALA LYS SER LEU VAL ASP GLN ASN ASN ILE ASP GLY LEU SEQRES 16 A 282 MET ALA PHE ASP GLN LEU LYS LYS ALA LYS GLU GLN LYS SEQRES 17 A 282 LEU PHE ASP GLY TRP THR GLU PRO GLN VAL THR PHE LYS SEQRES 18 A 282 PRO THR TYR LYS PHE LYS PRO ASN THR ASP GLU TYR ASP SEQRES 19 A 282 LEU SER ALA THR PRO SER TRP THR ASP ARG ALA LEU TYR SEQRES 20 A 282 LYS SER GLY THR GLY LYS THR ILE GLN PRO LEU SER TYR SEQRES 21 A 282 ASN SER LEU THR ASN TYR LYS GLN THR GLU HIS ARG PRO SEQRES 22 A 282 VAL LEU ALA LYS PHE ARG VAL THR LEU HET HEM A 300 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 HOH *163(H2 O) HELIX 1 1 GLN A 56 LYS A 71 1 16 HELIX 2 2 LYS A 93 LEU A 95 5 3 HELIX 3 3 ASP A 151 ASP A 155 5 5 HELIX 4 4 ASN A 179 GLN A 189 1 11 HELIX 5 5 ASN A 191 ALA A 197 1 7 HELIX 6 6 GLN A 200 GLN A 207 1 8 SHEET 1 A 6 TYR A 73 ILE A 80 0 SHEET 2 A 6 MET A 84 LEU A 91 -1 O CYS A 90 N THR A 74 SHEET 3 A 6 VAL A 39 GLY A 46 -1 N ILE A 40 O TYR A 89 SHEET 4 A 6 GLN A 6 GLY A 17 1 N VAL A 12 O ALA A 43 SHEET 5 A 6 VAL A 274 THR A 281 -1 O VAL A 280 N LEU A 7 SHEET 6 A 6 ILE A 255 SER A 262 -1 N GLN A 256 O ARG A 279 SHEET 1 B 5 GLU A 103 THR A 108 0 SHEET 2 B 5 GLY A 116 ILE A 124 -1 O GLY A 117 N VAL A 107 SHEET 3 B 5 LYS A 127 ARG A 135 -1 O PHE A 129 N PHE A 122 SHEET 4 B 5 PHE A 165 ASP A 171 1 O ILE A 169 N THR A 132 SHEET 5 B 5 ASP A 243 LYS A 248 -1 O ARG A 244 N GLY A 170 LINK FE HEM A 300 SG CYS A 60 1555 1555 2.42 LINK FE HEM A 300 O HOH A 428 1555 1555 2.78 CISPEP 1 TYR A 224 LYS A 225 0 -2.78 SITE 1 AC1 22 TRP A 14 SER A 16 GLU A 19 ARG A 20 SITE 2 AC1 22 ALA A 21 VAL A 44 GLY A 48 PHE A 49 SITE 3 AC1 22 ASP A 52 GLY A 57 CYS A 60 PHE A 64 SITE 4 AC1 22 GLN A 65 LYS A 75 ASN A 78 ILE A 80 SITE 5 AC1 22 THR A 87 TYR A 89 HOH A 319 HOH A 423 SITE 6 AC1 22 HOH A 428 HOH A 439 CRYST1 49.200 42.100 65.850 90.00 95.88 90.00 P 1 21 1 2 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 0.020325 0.000000 0.002093 0.00000 SCALE2 0.000000 0.023753 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015266 0.00000 MASTER 324 0 1 6 11 0 6 6 0 0 0 22 END