HEADER OXIDOREDUCTASE 10-JUN-09 3HSO TITLE TERNARY STRUCTURE OF NEURONAL NITRIC OXIDE SYNTHASE WITH NHA AND NO TITLE 2 BOUND(1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE, BRAIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 297-718; COMPND 5 SYNONYM: BNOS, NOS TYPE I, NEURONAL NOS, N-NOS, NNOS, CONSTITUTIVE COMPND 6 NOS, NC-NOS; COMPND 7 EC: 1.14.13.39; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: NOS1, BNOS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS NITRIC OXIDE SYNTHASE HEME ENZYME DIATOMIC LIGAND, ALTERNATIVE KEYWDS 2 SPLICING, CALMODULIN-BINDING, CELL MEMBRANE, CELL PROJECTION, FAD, KEYWDS 3 FMN, HEME, IRON, MEMBRANE, METAL-BINDING, NADP, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR T.DOUKOV,H.LI,M.SOLTIS,T.L.POULOS REVDAT 4 06-SEP-23 3HSO 1 REMARK LINK REVDAT 3 24-JUL-19 3HSO 1 REMARK REVDAT 2 17-NOV-09 3HSO 1 JRNL REVDAT 1 20-OCT-09 3HSO 0 JRNL AUTH T.DOUKOV,H.LI,M.SOLTIS,T.L.POULOS JRNL TITL SINGLE CRYSTAL STRUCTURAL AND ABSORPTION SPECTRAL JRNL TITL 2 CHARACTERIZATIONS OF NITRIC OXIDE SYNTHASE COMPLEXED WITH JRNL TITL 3 N(OMEGA)-HYDROXY-L-ARGININE AND DIATOMIC LIGANDS. JRNL REF BIOCHEMISTRY V. 48 10246 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19791770 JRNL DOI 10.1021/BI9009743 REMARK 2 REMARK 2 RESOLUTION. 2.02 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.02 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.15 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.990 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.2 REMARK 3 NUMBER OF REFLECTIONS : 59468 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.175 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 2983 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 49.1611 - 5.5654 0.87 2668 157 0.1745 0.1907 REMARK 3 2 5.5654 - 4.4183 0.91 2668 152 0.1411 0.1689 REMARK 3 3 4.4183 - 3.8601 0.92 2669 152 0.1349 0.2112 REMARK 3 4 3.8601 - 3.5072 0.93 2681 133 0.1373 0.2065 REMARK 3 5 3.5072 - 3.2559 0.94 2694 146 0.1462 0.1865 REMARK 3 6 3.2559 - 3.0640 0.95 2728 127 0.1578 0.2068 REMARK 3 7 3.0640 - 2.9105 0.95 2705 144 0.1643 0.2235 REMARK 3 8 2.9105 - 2.7839 0.95 2725 155 0.1623 0.2489 REMARK 3 9 2.7839 - 2.6767 0.96 2704 153 0.1692 0.2142 REMARK 3 10 2.6767 - 2.5843 0.97 2752 123 0.1769 0.2364 REMARK 3 11 2.5843 - 2.5035 0.97 2759 145 0.1684 0.2011 REMARK 3 12 2.5035 - 2.4320 0.96 2725 128 0.1780 0.2466 REMARK 3 13 2.4320 - 2.3680 0.97 2753 142 0.1882 0.2534 REMARK 3 14 2.3680 - 2.3102 0.96 2738 139 0.2060 0.2816 REMARK 3 15 2.3102 - 2.2577 0.98 2717 150 0.2020 0.2595 REMARK 3 16 2.2577 - 2.2096 0.96 2730 139 0.2172 0.3047 REMARK 3 17 2.2096 - 2.1654 0.97 2710 155 0.2248 0.3118 REMARK 3 18 2.1654 - 2.1246 0.95 2714 137 0.2395 0.3066 REMARK 3 19 2.1246 - 2.0866 0.95 2646 136 0.2667 0.3469 REMARK 3 20 2.0866 - 2.0512 0.92 2590 131 0.2881 0.3584 REMARK 3 21 2.0512 - 2.0200 0.86 2409 139 0.3034 0.3264 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 61.22 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.290 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.60 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 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 : 0.015 7156 REMARK 3 ANGLE : 1.424 9755 REMARK 3 CHIRALITY : 0.102 1014 REMARK 3 PLANARITY : 0.007 1242 REMARK 3 DIHEDRAL : 18.674 2603 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN B REMARK 3 ORIGIN FOR THE GROUP (A): 12.0531 4.9269 59.8539 REMARK 3 T TENSOR REMARK 3 T11: 0.1216 T22: 0.1154 REMARK 3 T33: 0.1015 T12: -0.0524 REMARK 3 T13: -0.0036 T23: -0.0121 REMARK 3 L TENSOR REMARK 3 L11: -0.3119 L22: 0.2768 REMARK 3 L33: 2.3639 L12: -0.1298 REMARK 3 L13: -0.4007 L23: -0.1238 REMARK 3 S TENSOR REMARK 3 S11: -0.0823 S12: 0.1230 S13: -0.0037 REMARK 3 S21: -0.0054 S22: -0.0485 S23: 0.0167 REMARK 3 S31: 0.1148 S32: -0.2672 S33: -0.0012 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 3HSO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JUN-09. REMARK 100 THE DEPOSITION ID IS D_1000053534. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-AUG-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL1-5 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 59511 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.020 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 (%) : 94.2 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.03700 REMARK 200 R SYM (I) : 0.03700 REMARK 200 FOR THE DATA SET : 21.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.02 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.50 REMARK 200 R MERGE FOR SHELL (I) : 0.25600 REMARK 200 R SYM FOR SHELL (I) : 0.25600 REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: PDB CODE 1LZX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3350, MES, AMMONIUM ACETATE, SDS, REMARK 280 GSH, PH 5.8, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 278K 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 25.91500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.32000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 55.22000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 82.32000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.91500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 55.22000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10200 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33220 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -91.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 CYS A 297 REMARK 465 PRO A 298 REMARK 465 SER A 339 REMARK 465 GLN A 340 REMARK 465 HIS A 341 REMARK 465 THR A 342 REMARK 465 ARG A 343 REMARK 465 LYS A 344 REMARK 465 PRO A 345 REMARK 465 GLU A 346 REMARK 465 ASP A 347 REMARK 465 SER B 339 REMARK 465 GLN B 340 REMARK 465 HIS B 341 REMARK 465 THR B 342 REMARK 465 ARG B 343 REMARK 465 LYS B 344 REMARK 465 PRO B 345 REMARK 465 GLU B 346 REMARK 465 ASP B 347 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 CYS B 432 CB CYS B 432 SG 0.118 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 ARG B 669 NE - CZ - NH1 ANGL. DEV. = 3.9 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 SER A 392 -5.92 65.58 REMARK 500 THR A 466 -83.65 -116.18 REMARK 500 PHE A 517 50.83 -143.31 REMARK 500 CYS A 582 55.56 -151.99 REMARK 500 ARG A 603 -130.64 -114.42 REMARK 500 SER B 392 -14.17 82.27 REMARK 500 THR B 466 -83.81 -114.11 REMARK 500 CYS B 582 55.84 -157.23 REMARK 500 VAL B 595 -63.99 -91.38 REMARK 500 ARG B 603 -135.33 -119.06 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 ZN A 900 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 326 SG REMARK 620 2 CYS A 331 SG 114.6 REMARK 620 3 CYS B 326 SG 122.2 98.9 REMARK 620 4 CYS B 331 SG 105.0 99.9 114.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 750 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 415 SG REMARK 620 2 HEM A 750 NA 91.0 REMARK 620 3 HEM A 750 NB 88.2 86.7 REMARK 620 4 HEM A 750 NC 90.1 178.5 92.2 REMARK 620 5 HEM A 750 ND 94.2 90.4 176.3 90.6 REMARK 620 6 NO A 752 N 175.8 93.2 92.6 85.7 85.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 750 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 415 SG REMARK 620 2 HEM B 750 NA 94.0 REMARK 620 3 HEM B 750 NB 91.9 89.3 REMARK 620 4 HEM B 750 NC 91.2 174.3 92.8 REMARK 620 5 HEM B 750 ND 91.9 89.1 175.9 88.4 REMARK 620 6 NO B 752 N 171.2 92.6 94.0 82.1 82.3 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 750 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 752 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 760 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAR A 770 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 860 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 750 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO B 752 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B B 1760 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAR B 1770 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 1860 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3HSN RELATED DB: PDB REMARK 900 RELATED ID: 3HSP RELATED DB: PDB DBREF 3HSO A 297 718 UNP P29476 NOS1_RAT 297 718 DBREF 3HSO B 297 718 UNP P29476 NOS1_RAT 297 718 SEQRES 1 A 422 CYS PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR ASP SEQRES 2 A 422 VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU SEQRES 3 A 422 GLU THR GLY CYS THR GLU HIS ILE CYS MET GLY SER ILE SEQRES 4 A 422 MET LEU PRO SER GLN HIS THR ARG LYS PRO GLU ASP VAL SEQRES 5 A 422 ARG THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE SEQRES 6 A 422 LEU ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER SEQRES 7 A 422 LYS ALA HIS MET ASP ARG LEU GLU GLU VAL ASN LYS GLU SEQRES 8 A 422 ILE GLU SER THR SER THR TYR GLN LEU LYS ASP THR GLU SEQRES 9 A 422 LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER SEQRES 10 A 422 ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL SEQRES 11 A 422 PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE SEQRES 12 A 422 ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS SEQRES 13 A 422 GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG SEQRES 14 A 422 THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN SEQRES 15 A 422 LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER SEQRES 16 A 422 THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE SEQRES 17 A 422 CYS ILE GLN GLN GLY TRP LYS ALA PRO ARG GLY ARG PHE SEQRES 18 A 422 ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP SEQRES 19 A 422 PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU SEQRES 20 A 422 VAL PRO ILE ARG HIS PRO LYS PHE ASP TRP PHE LYS ASP SEQRES 21 A 422 LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN SEQRES 22 A 422 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS SEQRES 23 A 422 PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL SEQRES 24 A 422 ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU SEQRES 25 A 422 GLU VAL ALA LYS LYS MET ASP LEU ASP MET ARG LYS THR SEQRES 26 A 422 SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN SEQRES 27 A 422 ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR SEQRES 28 A 422 ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS SEQRES 29 A 422 HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO SEQRES 30 A 422 ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER SEQRES 31 A 422 ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG SEQRES 32 A 422 LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN SEQRES 33 A 422 THR HIS VAL TRP LYS GLY SEQRES 1 B 422 CYS PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR ASP SEQRES 2 B 422 VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU SEQRES 3 B 422 GLU THR GLY CYS THR GLU HIS ILE CYS MET GLY SER ILE SEQRES 4 B 422 MET LEU PRO SER GLN HIS THR ARG LYS PRO GLU ASP VAL SEQRES 5 B 422 ARG THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE SEQRES 6 B 422 LEU ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER SEQRES 7 B 422 LYS ALA HIS MET ASP ARG LEU GLU GLU VAL ASN LYS GLU SEQRES 8 B 422 ILE GLU SER THR SER THR TYR GLN LEU LYS ASP THR GLU SEQRES 9 B 422 LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER SEQRES 10 B 422 ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL SEQRES 11 B 422 PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE SEQRES 12 B 422 ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS SEQRES 13 B 422 GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG SEQRES 14 B 422 THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN SEQRES 15 B 422 LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER SEQRES 16 B 422 THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE SEQRES 17 B 422 CYS ILE GLN GLN GLY TRP LYS ALA PRO ARG GLY ARG PHE SEQRES 18 B 422 ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP SEQRES 19 B 422 PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU SEQRES 20 B 422 VAL PRO ILE ARG HIS PRO LYS PHE ASP TRP PHE LYS ASP SEQRES 21 B 422 LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN SEQRES 22 B 422 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS SEQRES 23 B 422 PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL SEQRES 24 B 422 ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU SEQRES 25 B 422 GLU VAL ALA LYS LYS MET ASP LEU ASP MET ARG LYS THR SEQRES 26 B 422 SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN SEQRES 27 B 422 ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR SEQRES 28 B 422 ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS SEQRES 29 B 422 HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO SEQRES 30 B 422 ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER SEQRES 31 B 422 ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG SEQRES 32 B 422 LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN SEQRES 33 B 422 THR HIS VAL TRP LYS GLY HET HEM A 750 43 HET NO A 752 2 HET H4B A 760 17 HET HAR A 770 13 HET ACT A 860 4 HET ZN A 900 1 HET HEM B 750 43 HET NO B 752 2 HET H4B B1760 17 HET HAR B1770 13 HET ACT B1860 4 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM NO NITRIC OXIDE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM HAR N-OMEGA-HYDROXY-L-ARGININE HETNAM ACT ACETATE ION HETNAM ZN ZINC ION HETSYN HEM HEME HETSYN NO NITROGEN MONOXIDE FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 NO 2(N O) FORMUL 5 H4B 2(C9 H15 N5 O3) FORMUL 6 HAR 2(C6 H14 N4 O3) FORMUL 7 ACT 2(C2 H3 O2 1-) FORMUL 8 ZN ZN 2+ FORMUL 14 HOH *441(H2 O) HELIX 1 1 THR A 315 SER A 320 5 6 HELIX 2 2 THR A 350 ILE A 369 1 20 HELIX 3 3 SER A 374 SER A 392 1 19 HELIX 4 4 LYS A 397 ASN A 411 1 15 HELIX 5 5 GLY A 417 TRP A 421 5 5 HELIX 6 6 THR A 434 ASN A 451 1 18 HELIX 7 7 LYS A 452 ASN A 454 5 3 HELIX 8 8 ASN A 498 GLN A 508 1 11 HELIX 9 9 PRO A 537 VAL A 541 5 5 HELIX 10 10 PHE A 551 GLY A 558 5 8 HELIX 11 11 MET A 589 VAL A 595 1 7 HELIX 12 12 VAL A 595 ASP A 600 1 6 HELIX 13 13 ILE A 606 ASP A 615 1 10 HELIX 14 14 LYS A 620 SER A 623 5 4 HELIX 15 15 LEU A 624 ASP A 644 1 21 HELIX 16 16 ASP A 650 GLY A 670 1 21 HELIX 17 17 ASP A 675 VAL A 680 1 6 HELIX 18 18 SER A 684 GLN A 693 5 10 HELIX 19 19 ASP A 709 THR A 713 5 5 HELIX 20 20 THR B 315 SER B 320 5 6 HELIX 21 21 THR B 350 ILE B 369 1 20 HELIX 22 22 SER B 374 SER B 392 1 19 HELIX 23 23 LYS B 397 ASN B 411 1 15 HELIX 24 24 GLY B 417 TRP B 421 5 5 HELIX 25 25 THR B 434 ASN B 451 1 18 HELIX 26 26 LYS B 452 ASN B 454 5 3 HELIX 27 27 ASN B 498 GLY B 509 1 12 HELIX 28 28 PRO B 537 VAL B 541 5 5 HELIX 29 29 TRP B 553 GLY B 558 5 6 HELIX 30 30 GLY B 590 VAL B 595 1 6 HELIX 31 31 VAL B 595 ASP B 600 1 6 HELIX 32 32 ILE B 606 ASP B 615 1 10 HELIX 33 33 LYS B 620 SER B 623 5 4 HELIX 34 34 LEU B 624 ASP B 644 1 21 HELIX 35 35 ASP B 650 GLY B 670 1 21 HELIX 36 36 ASP B 675 VAL B 680 1 6 HELIX 37 37 SER B 684 GLN B 693 5 10 HELIX 38 38 ASP B 709 THR B 713 5 5 SHEET 1 A 2 LEU A 301 LYS A 304 0 SHEET 2 A 2 VAL A 311 ASP A 314 -1 O ASP A 314 N LEU A 301 SHEET 1 B 3 GLN A 425 ASP A 428 0 SHEET 2 B 3 ALA A 458 ILE A 461 1 O ILE A 459 N PHE A 427 SHEET 3 B 3 PHE A 584 SER A 585 -1 O SER A 585 N ALA A 458 SHEET 1 C 3 ARG A 473 VAL A 474 0 SHEET 2 C 3 LEU A 522 GLN A 525 -1 O GLN A 525 N ARG A 473 SHEET 3 C 3 GLU A 532 PHE A 534 -1 O PHE A 534 N LEU A 522 SHEET 1 D 2 GLY A 484 LYS A 486 0 SHEET 2 D 2 THR A 492 GLY A 494 -1 O LEU A 493 N TYR A 485 SHEET 1 E 2 GLU A 543 PRO A 545 0 SHEET 2 E 2 LYS A 560 TYR A 562 -1 O TRP A 561 N VAL A 544 SHEET 1 F 3 LEU A 577 PHE A 579 0 SHEET 2 F 3 LEU A 571 ILE A 574 -1 N LEU A 572 O PHE A 579 SHEET 3 F 3 SER A 703 GLU A 705 -1 O SER A 703 N GLU A 573 SHEET 1 G 2 LEU B 301 LYS B 304 0 SHEET 2 G 2 VAL B 311 ASP B 314 -1 O ASP B 314 N LEU B 301 SHEET 1 H 4 GLN B 425 ASP B 428 0 SHEET 2 H 4 ALA B 458 ILE B 461 1 O ILE B 459 N PHE B 427 SHEET 3 H 4 PHE B 584 SER B 585 -1 O SER B 585 N ALA B 458 SHEET 4 H 4 ALA B 566 VAL B 567 -1 N VAL B 567 O PHE B 584 SHEET 1 I 3 ARG B 473 VAL B 474 0 SHEET 2 I 3 LEU B 522 GLN B 525 -1 O GLN B 525 N ARG B 473 SHEET 3 I 3 GLU B 532 PHE B 534 -1 O GLU B 532 N LEU B 524 SHEET 1 J 2 GLY B 484 LYS B 486 0 SHEET 2 J 2 THR B 492 GLY B 494 -1 O LEU B 493 N TYR B 485 SHEET 1 K 2 GLU B 543 PRO B 545 0 SHEET 2 K 2 LYS B 560 TYR B 562 -1 O TRP B 561 N VAL B 544 SHEET 1 L 3 LEU B 577 PHE B 579 0 SHEET 2 L 3 LEU B 571 ILE B 574 -1 N LEU B 572 O PHE B 579 SHEET 3 L 3 SER B 703 GLU B 705 -1 O SER B 703 N GLU B 573 SHEET 1 M 2 TYR B 588 MET B 589 0 SHEET 2 M 2 ILE B 648 VAL B 649 1 O VAL B 649 N TYR B 588 LINK SG CYS A 326 ZN ZN A 900 1555 1555 2.37 LINK SG CYS A 331 ZN ZN A 900 1555 1555 2.39 LINK SG CYS A 415 FE HEM A 750 1555 1555 2.38 LINK FE HEM A 750 N NO A 752 1555 1555 1.80 LINK ZN ZN A 900 SG CYS B 326 1555 1555 2.51 LINK ZN ZN A 900 SG CYS B 331 1555 1555 2.57 LINK SG CYS B 415 FE HEM B 750 1555 1555 2.40 LINK FE HEM B 750 N NO B 752 1555 1555 1.80 CISPEP 1 THR A 701 PRO A 702 0 -0.80 CISPEP 2 THR B 701 PRO B 702 0 -2.52 SITE 1 AC1 20 TRP A 409 CYS A 415 VAL A 416 SER A 457 SITE 2 AC1 20 PHE A 584 SER A 585 TRP A 587 GLU A 592 SITE 3 AC1 20 TRP A 678 PHE A 704 TYR A 706 NO A 752 SITE 4 AC1 20 H4B A 760 HAR A 770 ACT A 860 HOH A 906 SITE 5 AC1 20 HOH A 950 HOH A 966 HOH A 975 HOH A1011 SITE 1 AC2 3 PHE A 584 HEM A 750 HAR A 770 SITE 1 AC3 14 SER A 334 ARG A 596 VAL A 677 TRP A 678 SITE 2 AC3 14 HEM A 750 HOH A 921 HOH A 944 HOH A 945 SITE 3 AC3 14 HOH A 950 HOH A 996 TRP B 676 PHE B 691 SITE 4 AC3 14 HIS B 692 GLU B 694 SITE 1 AC4 13 GLN A 478 TYR A 562 PRO A 565 GLY A 586 SITE 2 AC4 13 TRP A 587 TYR A 588 GLU A 592 ASP A 597 SITE 3 AC4 13 HEM A 750 NO A 752 HOH A 913 HOH A 940 SITE 4 AC4 13 HOH A1056 SITE 1 AC5 5 TRP A 587 VAL A 649 SER A 657 HEM A 750 SITE 2 AC5 5 HOH A1017 SITE 1 AC6 4 CYS A 326 CYS A 331 CYS B 326 CYS B 331 SITE 1 AC7 20 TRP B 409 CYS B 415 SER B 457 PHE B 584 SITE 2 AC7 20 SER B 585 GLY B 586 TRP B 587 GLU B 592 SITE 3 AC7 20 TRP B 678 PHE B 704 TYR B 706 NO B 752 SITE 4 AC7 20 HOH B 920 HOH B 926 HOH B 979 HOH B1058 SITE 5 AC7 20 HOH B1092 HOH B1099 H4B B1760 HAR B1770 SITE 1 AC8 3 PHE B 584 HEM B 750 HAR B1770 SITE 1 AC9 14 TRP A 676 PHE A 691 HIS A 692 HOH A 964 SITE 2 AC9 14 SER B 334 MET B 336 ARG B 596 VAL B 677 SITE 3 AC9 14 TRP B 678 HEM B 750 HOH B 936 HOH B 979 SITE 4 AC9 14 HOH B 998 HOH B1100 SITE 1 BC1 15 GLN B 478 TYR B 562 PRO B 565 VAL B 567 SITE 2 BC1 15 GLY B 586 TRP B 587 TYR B 588 GLU B 592 SITE 3 BC1 15 ASP B 597 HEM B 750 NO B 752 HOH B 913 SITE 4 BC1 15 HOH B 967 HOH B 997 HOH B1098 SITE 1 BC2 6 TRP B 587 VAL B 649 HOH B 960 HOH B 987 SITE 2 BC2 6 HOH B 995 HOH B1060 CRYST1 51.830 110.440 164.640 90.00 90.00 90.00 P 21 21 21 8 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 0.019294 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009055 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006074 0.00000