HEADER OXIDOREDUCTASE 05-JUL-12 4FYZ TITLE CRYSTAL STRUCTURE OF NITROSYL CYTOCHROME P450CIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: P450CIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 8-404; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CITROBACTER BRAAKII; SOURCE 3 ORGANISM_TAXID: 57706; SOURCE 4 GENE: CIN A, CINA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: DH5-ALPHA; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PCWORI-P450CIN KEYWDS P450, HEME, MONOOXYGENASE, CINDOXIN, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.MADRONA,S.M.TRIPATHI,H.LI,T.L.POULOS REVDAT 4 13-SEP-23 4FYZ 1 REMARK SEQADV LINK REVDAT 3 05-SEP-12 4FYZ 1 JRNL REVDAT 2 01-AUG-12 4FYZ 1 REMARK REVDAT 1 25-JUL-12 4FYZ 0 JRNL AUTH Y.MADRONA,S.TRIPATHI,H.LI,T.L.POULOS JRNL TITL CRYSTAL STRUCTURES OF SUBSTRATE-FREE AND NITROSYL CYTOCHROME JRNL TITL 2 P450CIN: IMPLICATIONS FOR O(2) ACTIVATION. JRNL REF BIOCHEMISTRY V. 51 6623 2012 JRNL REFN ISSN 0006-2960 JRNL PMID 22775403 JRNL DOI 10.1021/BI300666U REMARK 2 REMARK 2 RESOLUTION. 2.32 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.32 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.01 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 3 NUMBER OF REFLECTIONS : 37848 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 1905 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 36.0130 - 5.5805 0.97 2680 136 0.2038 0.2284 REMARK 3 2 5.5805 - 4.4320 0.96 2582 127 0.1640 0.2073 REMARK 3 3 4.4320 - 3.8725 0.96 2558 130 0.1620 0.2062 REMARK 3 4 3.8725 - 3.5188 0.97 2596 142 0.1912 0.2476 REMARK 3 5 3.5188 - 3.2667 0.99 2613 138 0.2019 0.2694 REMARK 3 6 3.2667 - 3.0743 1.00 2626 143 0.2143 0.2735 REMARK 3 7 3.0743 - 2.9204 1.00 2636 142 0.1999 0.2682 REMARK 3 8 2.9204 - 2.7933 0.99 2622 150 0.1998 0.2597 REMARK 3 9 2.7933 - 2.6858 0.98 2569 137 0.2049 0.2476 REMARK 3 10 2.6858 - 2.5931 0.97 2553 155 0.1962 0.2941 REMARK 3 11 2.5931 - 2.5121 0.96 2573 147 0.2041 0.2581 REMARK 3 12 2.5121 - 2.4403 0.95 2493 129 0.1983 0.2755 REMARK 3 13 2.4403 - 2.3761 0.95 2508 107 0.2036 0.3131 REMARK 3 14 2.3761 - 2.3200 0.87 2334 122 0.2174 0.2826 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.20 REMARK 3 SHRINKAGE RADIUS : 0.98 REMARK 3 K_SOL : 0.36 REMARK 3 B_SOL : 39.62 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.300 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.150 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.52900 REMARK 3 B22 (A**2) : -5.97580 REMARK 3 B33 (A**2) : -1.55320 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 3.48800 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.012 6629 REMARK 3 ANGLE : 1.155 9023 REMARK 3 CHIRALITY : 0.074 974 REMARK 3 PLANARITY : 0.005 1164 REMARK 3 DIHEDRAL : 14.799 2431 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4FYZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-JUL-12. REMARK 100 THE DEPOSITION ID IS D_1000073528. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JAN-02 REMARK 200 TEMPERATURE (KELVIN) : 70 REMARK 200 PH : 6.2 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 MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : CU FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37894 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.320 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07100 REMARK 200 FOR THE DATA SET : 19.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.32 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: P450CIN WILD-TYPE (PDB ID:1T2B) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.53 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 6-9% PEG 3350, 100MM BIS-TRIS PH 6.2, REMARK 280 100MM LITHIUM SULFATE, 5MM CINEOLE, VAPOR DIFFUSION, SITTING REMARK 280 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 34.21850 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: B 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 MET A 7 REMARK 465 MET B 7 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 NE2 GLN A 120 OE1 GLN B 120 2.15 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 MET A 90 -63.28 70.58 REMARK 500 LEU A 144 -53.44 -125.32 REMARK 500 ASP A 241 -78.59 -95.75 REMARK 500 ALA A 350 -68.64 -29.71 REMARK 500 MET B 90 -65.38 72.38 REMARK 500 LEU B 144 -58.32 -122.47 REMARK 500 HIS B 176 -30.72 -137.18 REMARK 500 ASP B 241 -76.79 -101.93 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 HEM A 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 NO A 503 N REMARK 620 2 HEM A 501 NA 99.4 REMARK 620 3 HEM A 501 NB 98.0 92.6 REMARK 620 4 HEM A 501 NC 88.8 171.7 87.8 REMARK 620 5 HEM A 501 ND 90.5 89.3 170.8 89.1 REMARK 620 6 NO A 503 O 17.2 112.1 108.1 75.6 79.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 NO B 503 N REMARK 620 2 HEM B 501 NA 94.4 REMARK 620 3 HEM B 501 NB 94.3 87.8 REMARK 620 4 HEM B 501 NC 91.0 173.5 88.1 REMARK 620 5 HEM B 501 ND 91.2 87.5 173.0 96.0 REMARK 620 6 NO B 503 O 16.9 107.0 105.7 79.0 80.7 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 HEM A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CNL A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PG4 A 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CNL B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PG4 B 504 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG B 505 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4FMX RELATED DB: PDB REMARK 900 P450CIN SUBSTRATE-BOUND REMARK 900 RELATED ID: 4FB2 RELATED DB: PDB REMARK 900 P450CIN SUBSTRATE-FREE REMARK 900 RELATED ID: 4G3R RELATED DB: PDB DBREF 4FYZ A 8 404 UNP Q8VQF6 Q8VQF6_CITBR 8 404 DBREF 4FYZ B 8 404 UNP Q8VQF6 Q8VQF6_CITBR 8 404 SEQADV 4FYZ MET A 7 UNP Q8VQF6 EXPRESSION TAG SEQADV 4FYZ MET B 7 UNP Q8VQF6 EXPRESSION TAG SEQRES 1 A 398 MET THR SER LEU PHE THR THR ALA ASP HIS TYR HIS THR SEQRES 2 A 398 PRO LEU GLY PRO ASP GLY THR PRO HIS ALA PHE PHE GLU SEQRES 3 A 398 ALA LEU ARG ASP GLU ALA GLU THR THR PRO ILE GLY TRP SEQRES 4 A 398 SER GLU ALA TYR GLY GLY HIS TRP VAL VAL ALA GLY TYR SEQRES 5 A 398 LYS GLU ILE GLN ALA VAL ILE GLN ASN THR LYS ALA PHE SEQRES 6 A 398 SER ASN LYS GLY VAL THR PHE PRO ARG TYR GLU THR GLY SEQRES 7 A 398 GLU PHE GLU LEU MET MET ALA GLY GLN ASP ASP PRO VAL SEQRES 8 A 398 HIS LYS LYS TYR ARG GLN LEU VAL ALA LYS PRO PHE SER SEQRES 9 A 398 PRO GLU ALA THR ASP LEU PHE THR GLU GLN LEU ARG GLN SEQRES 10 A 398 SER THR ASN ASP LEU ILE ASP ALA ARG ILE GLU LEU GLY SEQRES 11 A 398 GLU GLY ASP ALA ALA THR TRP LEU ALA ASN GLU ILE PRO SEQRES 12 A 398 ALA ARG LEU THR ALA ILE LEU LEU GLY LEU PRO PRO GLU SEQRES 13 A 398 ASP GLY ASP THR TYR ARG ARG TRP VAL TRP ALA ILE THR SEQRES 14 A 398 HIS VAL GLU ASN PRO GLU GLU GLY ALA GLU ILE PHE ALA SEQRES 15 A 398 GLU LEU VAL ALA HIS ALA ARG THR LEU ILE ALA GLU ARG SEQRES 16 A 398 ARG THR ASN PRO GLY ASN ASP ILE MET SER ARG VAL ILE SEQRES 17 A 398 MET SER LYS ILE ASP GLY GLU SER LEU SER GLU ASP ASP SEQRES 18 A 398 LEU ILE GLY PHE PHE THR ILE LEU LEU LEU GLY GLY ILE SEQRES 19 A 398 ASP ASN THR ALA ARG PHE LEU SER SER VAL PHE TRP ARG SEQRES 20 A 398 LEU ALA TRP ASP ILE GLU LEU ARG ARG ARG LEU ILE ALA SEQRES 21 A 398 HIS PRO GLU LEU ILE PRO ASN ALA VAL ASP GLU LEU LEU SEQRES 22 A 398 ARG PHE TYR GLY PRO ALA MET VAL GLY ARG LEU VAL THR SEQRES 23 A 398 GLN GLU VAL THR VAL GLY ASP ILE THR MET LYS PRO GLY SEQRES 24 A 398 GLN THR ALA MET LEU TRP PHE PRO ILE ALA SER ARG ASP SEQRES 25 A 398 ARG SER ALA PHE ASP SER PRO ASP ASN ILE VAL ILE GLU SEQRES 26 A 398 ARG THR PRO ASN ARG HIS LEU SER LEU GLY HIS GLY ILE SEQRES 27 A 398 HIS ARG CYS LEU GLY ALA HIS LEU ILE ARG VAL GLU ALA SEQRES 28 A 398 ARG VAL ALA ILE THR GLU PHE LEU LYS ARG ILE PRO GLU SEQRES 29 A 398 PHE SER LEU ASP PRO ASN LYS GLU CYS GLU TRP LEU MET SEQRES 30 A 398 GLY GLN VAL ALA GLY MET LEU HIS VAL PRO ILE ILE PHE SEQRES 31 A 398 PRO LYS GLY LYS ARG LEU SER GLU SEQRES 1 B 398 MET THR SER LEU PHE THR THR ALA ASP HIS TYR HIS THR SEQRES 2 B 398 PRO LEU GLY PRO ASP GLY THR PRO HIS ALA PHE PHE GLU SEQRES 3 B 398 ALA LEU ARG ASP GLU ALA GLU THR THR PRO ILE GLY TRP SEQRES 4 B 398 SER GLU ALA TYR GLY GLY HIS TRP VAL VAL ALA GLY TYR SEQRES 5 B 398 LYS GLU ILE GLN ALA VAL ILE GLN ASN THR LYS ALA PHE SEQRES 6 B 398 SER ASN LYS GLY VAL THR PHE PRO ARG TYR GLU THR GLY SEQRES 7 B 398 GLU PHE GLU LEU MET MET ALA GLY GLN ASP ASP PRO VAL SEQRES 8 B 398 HIS LYS LYS TYR ARG GLN LEU VAL ALA LYS PRO PHE SER SEQRES 9 B 398 PRO GLU ALA THR ASP LEU PHE THR GLU GLN LEU ARG GLN SEQRES 10 B 398 SER THR ASN ASP LEU ILE ASP ALA ARG ILE GLU LEU GLY SEQRES 11 B 398 GLU GLY ASP ALA ALA THR TRP LEU ALA ASN GLU ILE PRO SEQRES 12 B 398 ALA ARG LEU THR ALA ILE LEU LEU GLY LEU PRO PRO GLU SEQRES 13 B 398 ASP GLY ASP THR TYR ARG ARG TRP VAL TRP ALA ILE THR SEQRES 14 B 398 HIS VAL GLU ASN PRO GLU GLU GLY ALA GLU ILE PHE ALA SEQRES 15 B 398 GLU LEU VAL ALA HIS ALA ARG THR LEU ILE ALA GLU ARG SEQRES 16 B 398 ARG THR ASN PRO GLY ASN ASP ILE MET SER ARG VAL ILE SEQRES 17 B 398 MET SER LYS ILE ASP GLY GLU SER LEU SER GLU ASP ASP SEQRES 18 B 398 LEU ILE GLY PHE PHE THR ILE LEU LEU LEU GLY GLY ILE SEQRES 19 B 398 ASP ASN THR ALA ARG PHE LEU SER SER VAL PHE TRP ARG SEQRES 20 B 398 LEU ALA TRP ASP ILE GLU LEU ARG ARG ARG LEU ILE ALA SEQRES 21 B 398 HIS PRO GLU LEU ILE PRO ASN ALA VAL ASP GLU LEU LEU SEQRES 22 B 398 ARG PHE TYR GLY PRO ALA MET VAL GLY ARG LEU VAL THR SEQRES 23 B 398 GLN GLU VAL THR VAL GLY ASP ILE THR MET LYS PRO GLY SEQRES 24 B 398 GLN THR ALA MET LEU TRP PHE PRO ILE ALA SER ARG ASP SEQRES 25 B 398 ARG SER ALA PHE ASP SER PRO ASP ASN ILE VAL ILE GLU SEQRES 26 B 398 ARG THR PRO ASN ARG HIS LEU SER LEU GLY HIS GLY ILE SEQRES 27 B 398 HIS ARG CYS LEU GLY ALA HIS LEU ILE ARG VAL GLU ALA SEQRES 28 B 398 ARG VAL ALA ILE THR GLU PHE LEU LYS ARG ILE PRO GLU SEQRES 29 B 398 PHE SER LEU ASP PRO ASN LYS GLU CYS GLU TRP LEU MET SEQRES 30 B 398 GLY GLN VAL ALA GLY MET LEU HIS VAL PRO ILE ILE PHE SEQRES 31 B 398 PRO LYS GLY LYS ARG LEU SER GLU HET HEM A 501 43 HET CNL A 502 11 HET NO A 503 2 HET PG4 A 504 13 HET PEG A 505 7 HET HEM B 501 43 HET CNL B 502 11 HET NO B 503 2 HET PG4 B 504 13 HET PEG B 505 7 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CNL 1,3,3-TRIMETHYL-2-OXABICYCLO[2.2.2]OCTANE HETNAM NO NITRIC OXIDE HETNAM PG4 TETRAETHYLENE GLYCOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETSYN HEM HEME HETSYN CNL 1,8-CINEOLE HETSYN NO NITROGEN MONOXIDE FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 CNL 2(C10 H18 O) FORMUL 5 NO 2(N O) FORMUL 6 PG4 2(C8 H18 O5) FORMUL 7 PEG 2(C4 H10 O3) FORMUL 13 HOH *326(H2 O) HELIX 1 1 PRO A 27 GLU A 39 1 13 HELIX 2 2 GLU A 47 GLY A 51 5 5 HELIX 3 3 GLY A 57 ASN A 67 1 11 HELIX 4 4 PRO A 96 LYS A 107 1 12 HELIX 5 5 SER A 110 ASP A 115 1 6 HELIX 6 6 PHE A 117 ALA A 131 1 15 HELIX 7 7 ALA A 140 LEU A 144 1 5 HELIX 8 8 ASN A 146 GLY A 158 1 13 HELIX 9 9 ASP A 163 HIS A 176 1 14 HELIX 10 10 ASN A 179 ASN A 204 1 26 HELIX 11 11 ASP A 208 MET A 215 1 8 HELIX 12 12 SER A 224 ASP A 241 1 18 HELIX 13 13 ASP A 241 ASP A 257 1 17 HELIX 14 14 ASP A 257 HIS A 267 1 11 HELIX 15 15 LEU A 270 GLY A 283 1 14 HELIX 16 16 TRP A 311 SER A 316 1 6 HELIX 17 17 HIS A 342 ARG A 346 5 5 HELIX 18 18 GLY A 349 ILE A 368 1 20 HELIX 19 19 PRO B 27 GLU B 39 1 13 HELIX 20 20 GLU B 47 GLY B 51 5 5 HELIX 21 21 GLY B 57 ASN B 67 1 11 HELIX 22 22 PRO B 96 ALA B 106 1 11 HELIX 23 23 LYS B 107 PHE B 109 5 3 HELIX 24 24 SER B 110 ASP B 115 1 6 HELIX 25 25 PHE B 117 ALA B 131 1 15 HELIX 26 26 ALA B 140 LEU B 144 1 5 HELIX 27 27 ASN B 146 GLY B 158 1 13 HELIX 28 28 ASP B 163 HIS B 176 1 14 HELIX 29 29 ASN B 179 ASN B 204 1 26 HELIX 30 30 ASP B 208 MET B 215 1 8 HELIX 31 31 SER B 224 ASP B 241 1 18 HELIX 32 32 ASP B 241 ASP B 257 1 17 HELIX 33 33 ASP B 257 HIS B 267 1 11 HELIX 34 34 LEU B 270 GLY B 283 1 14 HELIX 35 35 TRP B 311 SER B 316 1 6 HELIX 36 36 HIS B 342 ARG B 346 5 5 HELIX 37 37 GLY B 349 ILE B 368 1 20 SHEET 1 A 5 ILE A 43 SER A 46 0 SHEET 2 A 5 HIS A 52 VAL A 55 -1 O VAL A 54 N GLY A 44 SHEET 3 A 5 THR A 307 LEU A 310 1 O MET A 309 N TRP A 53 SHEET 4 A 5 VAL A 287 VAL A 291 -1 N VAL A 287 O LEU A 310 SHEET 5 A 5 PHE A 71 SER A 72 -1 N SER A 72 O LEU A 290 SHEET 1 B 3 GLU A 137 ASP A 139 0 SHEET 2 B 3 PRO A 393 ILE A 395 -1 O ILE A 394 N GLY A 138 SHEET 3 B 3 SER A 372 LEU A 373 -1 N SER A 372 O ILE A 395 SHEET 1 C 2 VAL A 295 VAL A 297 0 SHEET 2 C 2 ILE A 300 MET A 302 -1 O MET A 302 N VAL A 295 SHEET 1 D 2 GLU A 380 LEU A 382 0 SHEET 2 D 2 GLY A 388 HIS A 391 -1 O LEU A 390 N GLU A 380 SHEET 1 E 5 ILE B 43 SER B 46 0 SHEET 2 E 5 HIS B 52 VAL B 55 -1 O VAL B 54 N GLY B 44 SHEET 3 E 5 THR B 307 LEU B 310 1 O MET B 309 N TRP B 53 SHEET 4 E 5 VAL B 287 VAL B 291 -1 N VAL B 287 O LEU B 310 SHEET 5 E 5 PHE B 71 SER B 72 -1 N SER B 72 O LEU B 290 SHEET 1 F 3 GLU B 137 ASP B 139 0 SHEET 2 F 3 PRO B 393 ILE B 395 -1 O ILE B 394 N GLY B 138 SHEET 3 F 3 SER B 372 LEU B 373 -1 N SER B 372 O ILE B 395 SHEET 1 G 2 VAL B 295 VAL B 297 0 SHEET 2 G 2 ILE B 300 MET B 302 -1 O MET B 302 N VAL B 295 SHEET 1 H 2 GLU B 380 LEU B 382 0 SHEET 2 H 2 GLY B 388 HIS B 391 -1 O LEU B 390 N GLU B 380 LINK FE HEM A 501 N NO A 503 1555 1555 1.80 LINK FE HEM A 501 O NO A 503 1555 1555 2.74 LINK FE HEM B 501 N NO B 503 1555 1555 1.77 LINK FE HEM B 501 O NO B 503 1555 1555 2.73 CISPEP 1 PHE A 78 PRO A 79 0 -4.37 CISPEP 2 ASP A 95 PRO A 96 0 4.66 CISPEP 3 THR A 333 PRO A 334 0 -7.93 CISPEP 4 PHE B 78 PRO B 79 0 -4.68 CISPEP 5 ASP B 95 PRO B 96 0 4.96 CISPEP 6 THR B 333 PRO B 334 0 3.18 SITE 1 AC1 24 ASN A 73 VAL A 76 MET A 90 ALA A 91 SITE 2 AC1 24 HIS A 98 ARG A 102 PHE A 109 ILE A 234 SITE 3 AC1 24 GLY A 238 ASN A 242 THR A 243 PHE A 246 SITE 4 AC1 24 ARG A 289 PHE A 312 SER A 339 LEU A 340 SITE 5 AC1 24 GLY A 341 ILE A 344 HIS A 345 CYS A 347 SITE 6 AC1 24 LEU A 348 CNL A 502 NO A 503 HOH A 617 SITE 1 AC2 7 THR A 77 TYR A 81 LEU A 237 ASN A 242 SITE 2 AC2 7 MET A 286 HEM A 501 NO A 503 SITE 1 AC3 4 GLY A 238 ASN A 242 HEM A 501 CNL A 502 SITE 1 AC4 7 GLY A 50 GLY A 51 LYS A 303 PRO A 304 SITE 2 AC4 7 GLY A 305 GLN A 306 PEG A 505 SITE 1 AC5 2 TRP A 45 PG4 A 504 SITE 1 AC6 25 ASN B 73 VAL B 76 MET B 90 ALA B 91 SITE 2 AC6 25 HIS B 98 ARG B 102 ILE B 234 LEU B 235 SITE 3 AC6 25 GLY B 238 ASN B 242 THR B 243 PRO B 284 SITE 4 AC6 25 ARG B 289 PHE B 312 SER B 339 LEU B 340 SITE 5 AC6 25 GLY B 341 ILE B 344 HIS B 345 CYS B 347 SITE 6 AC6 25 LEU B 348 ILE B 353 CNL B 502 NO B 503 SITE 7 AC6 25 HOH B 648 SITE 1 AC7 5 LEU B 237 ASN B 242 MET B 286 HEM B 501 SITE 2 AC7 5 NO B 503 SITE 1 AC8 4 GLY B 238 ASN B 242 HEM B 501 CNL B 502 SITE 1 AC9 8 GLY B 50 GLY B 51 LYS B 303 PRO B 304 SITE 2 AC9 8 GLY B 305 GLN B 306 PEG B 505 HOH B 626 SITE 1 BC1 1 PG4 B 504 CRYST1 64.176 68.437 104.047 90.00 95.79 90.00 P 1 21 1 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 0.015582 0.000000 0.001580 0.00000 SCALE2 0.000000 0.014612 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009660 0.00000