HEADER OXIDOREDUCTASE 31-JAN-22 7TS9 TITLE STRUCTURE OF RAT NEURONAL NITRIC OXIDE SYNTHASE R349A HEME DOMAIN IN TITLE 2 COMPLEX WITH 6-(3-(DIMETHYLAMINO)PROPYL)-4-METHYLPYRIDIN-2-AMINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE, BRAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BNOS,CONSTITUTIVE NOS,NC-NOS,NOS TYPE I,NEURONAL NOS,N-NOS, COMPND 5 NNOS,PEPTIDYL-CYSTEINE S-NITROSYLASE NOS1; COMPND 6 EC: 1.14.13.39; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 ORGAN: BRAIN; SOURCE 6 GENE: NOS1, BNOS; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS NITRIC OXIDE SYNTHASE INHIBITOR, HEME ENZYME, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.LI,T.L.POULOS REVDAT 2 18-OCT-23 7TS9 1 REMARK REVDAT 1 13-JUL-22 7TS9 0 JRNL AUTH D.VASU,H.LI,C.D.HARDY,T.L.POULOS,R.B.SILVERMAN JRNL TITL 2-AMINOPYRIDINES WITH A SHORTENED AMINO SIDECHAIN AS POTENT, JRNL TITL 2 SELECTIVE, AND HIGHLY PERMEABLE HUMAN NEURONAL NITRIC OXIDE JRNL TITL 3 SYNTHASE INHIBITORS. JRNL REF BIOORG.MED.CHEM. V. 69 16878 2022 JRNL REFN ESSN 1464-3391 JRNL PMID 35772285 JRNL DOI 10.1016/J.BMC.2022.116878 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.39 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.050 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 3 NUMBER OF REFLECTIONS : 37145 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.233 REMARK 3 R VALUE (WORKING SET) : 0.230 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 3557 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 33.3891 - 5.4095 1.00 2872 159 0.1546 0.1991 REMARK 3 2 5.4095 - 4.2966 1.00 2896 164 0.1489 0.2012 REMARK 3 3 4.2966 - 3.7543 1.00 2861 162 0.1684 0.2230 REMARK 3 4 3.7543 - 3.4114 1.00 2889 165 0.1924 0.2038 REMARK 3 5 3.4114 - 3.1671 0.99 2828 189 0.2139 0.2620 REMARK 3 6 3.1671 - 2.9805 0.99 2825 160 0.2602 0.2882 REMARK 3 7 2.9805 - 2.8313 0.99 2860 125 0.2590 0.3978 REMARK 3 8 2.8313 - 2.7081 0.98 2861 130 0.2675 0.3571 REMARK 3 9 2.7081 - 2.6039 0.98 2822 143 0.2745 0.3747 REMARK 3 10 2.6039 - 2.5141 0.96 2804 136 0.2851 0.3120 REMARK 3 11 2.5141 - 2.4355 0.96 2785 131 0.2896 0.3980 REMARK 3 12 2.4355 - 2.3659 0.96 2747 173 0.3014 0.3478 REMARK 3 13 2.3659 - 2.3036 0.95 2754 131 0.2989 0.3269 REMARK 3 14 2.3036 - 2.2474 0.96 2749 159 0.3117 0.4102 REMARK 3 15 2.2474 - 2.1964 0.94 2738 145 0.3499 0.5259 REMARK 3 16 2.1964 - 2.1496 0.94 2649 145 0.3913 0.4340 REMARK 3 17 2.1496 - 2.1066 0.92 2685 163 0.3944 0.4263 REMARK 3 18 2.1066 - 2.0669 0.90 2561 124 0.3954 0.4411 REMARK 3 19 2.0669 - 2.0300 0.86 2548 104 0.3820 0.5285 REMARK 3 20 2.0300 - 1.9956 0.84 2437 112 0.4144 0.4640 REMARK 3 21 1.9956 - 1.9634 0.85 2416 158 0.4295 0.4415 REMARK 3 22 1.9634 - 1.9332 0.84 2412 128 0.4519 0.3572 REMARK 3 23 1.9332 - 1.9048 0.86 2493 117 0.4743 0.5869 REMARK 3 24 1.9048 - 1.8779 0.78 2243 114 0.5286 0.5885 REMARK 3 25 1.8779 - 1.8526 0.72 2076 120 0.5614 0.5774 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.260 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 45.520 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.47 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 84.56 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 : 0.007 3538 REMARK 3 ANGLE : 1.001 4813 REMARK 3 CHIRALITY : 0.051 502 REMARK 3 PLANARITY : 0.005 607 REMARK 3 DIHEDRAL : 18.558 2065 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ( CHAIN A AND ( RESID 299:718 OR RESID 801:805 OR REMARK 3 RESID 901:1035 ) ) REMARK 3 ORIGIN FOR THE GROUP (A): -23.791 -4.944 22.267 REMARK 3 T TENSOR REMARK 3 T11: 0.2161 T22: 0.3355 REMARK 3 T33: 0.3692 T12: -0.0395 REMARK 3 T13: -0.1098 T23: -0.0256 REMARK 3 L TENSOR REMARK 3 L11: 1.1751 L22: 2.1758 REMARK 3 L33: 10.1118 L12: 0.0646 REMARK 3 L13: 0.2477 L23: -0.2860 REMARK 3 S TENSOR REMARK 3 S11: 0.0157 S12: 0.1842 S13: -0.0118 REMARK 3 S21: -0.0132 S22: -0.0596 S23: -0.1038 REMARK 3 S31: -0.7592 S32: 0.3066 S33: 0.0245 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 7TS9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-FEB-22. REMARK 100 THE DEPOSITION ID IS D_1000262607. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JAN-21 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 : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(III) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.2.8 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39856 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.853 REMARK 200 RESOLUTION RANGE LOW (A) : 39.580 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 11.40 REMARK 200 R MERGE (I) : 0.17300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.89 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : 3.11000 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: 1OM4 REMARK 200 REMARK 200 REMARK: BRICKS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20-24% PEG3350, 0.1M MES 0.14-0.20M REMARK 280 AMMONIUM ACETATE, 10% ETHYLENE GLYCOL, 30UM SDS, 5 MM GSH, PH REMARK 280 5.8, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.18600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 82.18600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 24.51900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.25100 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 24.51900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.25100 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 82.18600 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 24.51900 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 57.25100 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 82.18600 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 24.51900 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 57.25100 REMARK 290 SMTRY3 8 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: 10040 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 34590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -145.0 KCAL/MOL 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 BIOMT1 2 -1.000000 0.000000 0.000000 -49.03800 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 82.18600 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 ZN ZN A 805 LIES ON A SPECIAL POSITION. REMARK 375 HOH A1029 LIES ON A SPECIAL POSITION. 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 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 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 321 -57.22 -126.53 REMARK 500 PHE A 372 -70.13 -58.33 REMARK 500 SER A 392 7.64 57.75 REMARK 500 THR A 466 -89.30 -113.87 REMARK 500 PHE A 472 108.75 66.56 REMARK 500 PRO A 513 42.24 -81.20 REMARK 500 ARG A 514 74.49 -14.99 REMARK 500 ARG A 516 -70.60 -89.73 REMARK 500 PHE A 517 59.19 -98.65 REMARK 500 CYS A 582 52.79 -146.34 REMARK 500 ARG A 603 -129.49 -117.97 REMARK 500 ASN A 605 65.37 62.10 REMARK 500 ASP A 615 74.90 62.18 REMARK 500 ARG A 669 -21.51 -145.06 REMARK 500 CYS A 672 103.69 -163.95 REMARK 500 LYS A 717 -83.43 -137.18 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 A1034 DISTANCE = 6.25 ANGSTROMS REMARK 525 HOH A1035 DISTANCE = 6.71 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 ZN A 805 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 326 SG REMARK 620 2 CYS A 326 SG 0.0 REMARK 620 3 CYS A 331 SG 113.8 113.8 REMARK 620 4 CYS A 331 SG 113.8 113.8 0.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 801 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 415 SG REMARK 620 2 HEM A 801 NA 104.8 REMARK 620 3 HEM A 801 NB 102.6 84.7 REMARK 620 4 HEM A 801 NC 99.3 155.8 87.8 REMARK 620 5 HEM A 801 ND 105.1 88.9 152.3 87.1 REMARK 620 N 1 2 3 4 DBREF 7TS9 A 297 717 UNP P29476 NOS1_RAT 297 717 SEQADV 7TS9 ALA A 349 UNP P29476 ARG 349 ENGINEERED MUTATION SEQADV 7TS9 LEU A 718 UNP P29476 EXPRESSION TAG 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 ALA 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 LEU HET HEM A 801 43 HET H4B A 802 17 HET KL0 A 803 14 HET ACT A 804 4 HET ZN A 805 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM KL0 6-[3-(DIMETHYLAMINO)PROPYL]-4-METHYLPYRIDIN-2-AMINE HETNAM ACT ACETATE ION HETNAM ZN ZINC ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 H4B C9 H15 N5 O3 FORMUL 4 KL0 C11 H19 N3 FORMUL 5 ACT C2 H3 O2 1- FORMUL 6 ZN ZN 2+ FORMUL 7 HOH *135(H2 O) HELIX 1 AA1 THR A 315 SER A 320 5 6 HELIX 2 AA2 THR A 350 ILE A 369 1 20 HELIX 3 AA3 SER A 374 SER A 392 1 19 HELIX 4 AA4 LYS A 397 ASN A 411 1 15 HELIX 5 AA5 GLY A 417 TRP A 421 5 5 HELIX 6 AA6 THR A 434 ASN A 451 1 18 HELIX 7 AA7 LYS A 452 ASN A 454 5 3 HELIX 8 AA8 ASN A 498 GLN A 508 1 11 HELIX 9 AA9 PRO A 537 VAL A 541 5 5 HELIX 10 AB1 PHE A 551 GLY A 558 5 8 HELIX 11 AB2 GLY A 590 VAL A 595 1 6 HELIX 12 AB3 VAL A 595 ASP A 600 1 6 HELIX 13 AB4 ILE A 606 ASP A 615 1 10 HELIX 14 AB5 LYS A 620 SER A 623 5 4 HELIX 15 AB6 LEU A 624 ASP A 644 1 21 HELIX 16 AB7 ASP A 650 CYS A 668 1 19 HELIX 17 AB8 ASP A 675 VAL A 680 1 6 HELIX 18 AB9 SER A 684 THR A 688 5 5 HELIX 19 AC1 ASP A 709 HIS A 714 1 6 SHEET 1 AA1 2 LYS A 302 LYS A 304 0 SHEET 2 AA1 2 VAL A 311 THR A 313 -1 O LEU A 312 N VAL A 303 SHEET 1 AA2 4 GLN A 425 ASP A 428 0 SHEET 2 AA2 4 ALA A 458 ILE A 461 1 O ILE A 459 N PHE A 427 SHEET 3 AA2 4 PHE A 584 SER A 585 -1 O SER A 585 N ALA A 458 SHEET 4 AA2 4 ALA A 566 VAL A 567 -1 N VAL A 567 O PHE A 584 SHEET 1 AA3 3 ARG A 473 VAL A 474 0 SHEET 2 AA3 3 LEU A 522 GLN A 525 -1 O GLN A 525 N ARG A 473 SHEET 3 AA3 3 GLU A 532 PHE A 534 -1 O PHE A 534 N LEU A 522 SHEET 1 AA4 2 GLY A 484 LYS A 486 0 SHEET 2 AA4 2 THR A 492 GLY A 494 -1 O LEU A 493 N TYR A 485 SHEET 1 AA5 2 GLU A 543 PRO A 545 0 SHEET 2 AA5 2 LYS A 560 TYR A 562 -1 O TRP A 561 N VAL A 544 SHEET 1 AA6 3 LEU A 577 PHE A 579 0 SHEET 2 AA6 3 LEU A 571 ILE A 574 -1 N ILE A 574 O LEU A 577 SHEET 3 AA6 3 SER A 703 GLU A 705 -1 O SER A 703 N GLU A 573 SHEET 1 AA7 2 TYR A 588 MET A 589 0 SHEET 2 AA7 2 ILE A 648 VAL A 649 1 O VAL A 649 N TYR A 588 LINK SG CYS A 326 ZN ZN A 805 1555 1555 2.43 LINK SG CYS A 326 ZN ZN A 805 1555 3455 2.41 LINK SG CYS A 331 ZN ZN A 805 1555 1555 2.26 LINK SG CYS A 331 ZN ZN A 805 1555 3455 2.23 LINK SG CYS A 415 FE HEM A 801 1555 1555 2.45 CISPEP 1 THR A 701 PRO A 702 0 -4.35 CRYST1 49.038 114.502 164.372 90.00 90.00 90.00 C 2 2 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 0.020392 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008733 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006084 0.00000