HEADER OXIDOREDUCTASE/OXIDOREDUCTASE INHIBITOR 21-DEC-18 6NGH TITLE STRUCTURE OF HUMAN NEURONAL NITRIC OXIDE SYNTHASE R354A/G357D MUTANT TITLE 2 HEME DOMAIN IN COMPLEX WITH (S)-6-(2,3-DIFLUORO-5-(2-(1- TITLE 3 METHYLPYRROLIDIN-2-YL)ETHYL)PHENETHYL)-4-METHYLPYRIDIN-2-AMINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE, BRAIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 302-722; COMPND 5 SYNONYM: CONSTITUTIVE NOS,NC-NOS,NOS TYPE I,NEURONAL NOS,NNOS, COMPND 6 PEPTIDYL-CYSTEINE S-NITROSYLASE NOS1,BNOS; COMPND 7 EC: 1.14.13.39; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: BRAIN; SOURCE 6 GENE: NOS1; 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 COMPLEX, HEME ENZYME, KEYWDS 2 OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR H.LI,T.L.POULOS REVDAT 4 11-OCT-23 6NGH 1 LINK REVDAT 3 04-DEC-19 6NGH 1 REMARK REVDAT 2 27-MAR-19 6NGH 1 JRNL REVDAT 1 13-MAR-19 6NGH 0 JRNL AUTH H.T.DO,H.LI,G.CHREIFI,T.L.POULOS,R.B.SILVERMAN JRNL TITL OPTIMIZATION OF BLOOD-BRAIN BARRIER PERMEABILITY WITH POTENT JRNL TITL 2 AND SELECTIVE HUMAN NEURONAL NITRIC OXIDE SYNTHASE JRNL TITL 3 INHIBITORS HAVING A 2-AMINOPYRIDINE SCAFFOLD. JRNL REF J. MED. CHEM. V. 62 2690 2019 JRNL REFN ISSN 1520-4804 JRNL PMID 30802056 JRNL DOI 10.1021/ACS.JMEDCHEM.8B02032 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.11.1-2575_1496: ???) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.07 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.020 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 3 NUMBER OF REFLECTIONS : 67747 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.820 REMARK 3 FREE R VALUE TEST SET COUNT : 3280 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 57.0922 - 6.2119 0.99 4351 194 0.1602 0.1858 REMARK 3 2 6.2119 - 4.9315 0.98 4292 203 0.1444 0.1692 REMARK 3 3 4.9315 - 4.3083 0.98 4248 215 0.1173 0.1484 REMARK 3 4 4.3083 - 3.9145 0.99 4302 215 0.1251 0.1697 REMARK 3 5 3.9145 - 3.6340 0.99 4351 252 0.1337 0.1648 REMARK 3 6 3.6340 - 3.4198 0.99 4289 232 0.1500 0.2108 REMARK 3 7 3.4198 - 3.2485 0.99 4287 222 0.1557 0.2241 REMARK 3 8 3.2485 - 3.1071 0.99 4302 205 0.1764 0.2283 REMARK 3 9 3.1071 - 2.9875 0.98 4333 219 0.1797 0.2490 REMARK 3 10 2.9875 - 2.8844 0.98 4216 213 0.1743 0.2244 REMARK 3 11 2.8844 - 2.7942 0.97 4289 190 0.1874 0.2143 REMARK 3 12 2.7942 - 2.7144 0.96 4164 190 0.1883 0.2332 REMARK 3 13 2.7144 - 2.6429 0.94 4057 228 0.1998 0.2405 REMARK 3 14 2.6429 - 2.5784 0.92 4012 211 0.2005 0.2618 REMARK 3 15 2.5784 - 2.5198 0.92 4027 204 0.2084 0.2403 REMARK 3 16 2.5198 - 2.4662 0.90 3860 240 0.2150 0.2898 REMARK 3 17 2.4662 - 2.4169 0.89 3865 222 0.2263 0.2727 REMARK 3 18 2.4169 - 2.3712 0.90 3869 198 0.2239 0.2779 REMARK 3 19 2.3712 - 2.3289 0.86 3777 212 0.2322 0.3098 REMARK 3 20 2.3289 - 2.2894 0.88 3811 175 0.2411 0.2870 REMARK 3 21 2.2894 - 2.2525 0.86 3767 174 0.2599 0.3340 REMARK 3 22 2.2525 - 2.2178 0.85 3731 179 0.2858 0.2931 REMARK 3 23 2.2178 - 2.1852 0.87 3760 174 0.2726 0.3727 REMARK 3 24 2.1852 - 2.1544 0.85 3759 187 0.2802 0.3263 REMARK 3 25 2.1544 - 2.1253 0.86 3719 188 0.2906 0.3280 REMARK 3 26 2.1253 - 2.0977 0.87 3705 200 0.2960 0.3135 REMARK 3 27 2.0977 - 2.0715 0.85 3724 198 0.3025 0.3655 REMARK 3 28 2.0715 - 2.0465 0.84 3685 185 0.3221 0.3798 REMARK 3 29 2.0465 - 2.0227 0.87 3799 165 0.3186 0.3380 REMARK 3 30 2.0227 - 2.0000 0.86 3704 188 0.3391 0.3951 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.000 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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 : 0.007 7149 REMARK 3 ANGLE : 0.966 9735 REMARK 3 CHIRALITY : 0.051 1007 REMARK 3 PLANARITY : 0.005 1227 REMARK 3 DIHEDRAL : 18.027 4181 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESID 302:722) REMARK 3 ORIGIN FOR THE GROUP (A): 117.4719 248.4552 359.9945 REMARK 3 T TENSOR REMARK 3 T11: 0.1354 T22: 0.1911 REMARK 3 T33: 0.1996 T12: -0.0089 REMARK 3 T13: 0.0334 T23: 0.0380 REMARK 3 L TENSOR REMARK 3 L11: 0.7825 L22: 0.9535 REMARK 3 L33: 2.0019 L12: -0.2251 REMARK 3 L13: 0.0749 L23: 0.1849 REMARK 3 S TENSOR REMARK 3 S11: 0.0186 S12: -0.0055 S13: 0.0312 REMARK 3 S21: -0.0449 S22: -0.0619 S23: -0.0281 REMARK 3 S31: 0.1092 S32: 0.1062 S33: 0.0405 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: (CHAIN B AND RESID 304:722) REMARK 3 ORIGIN FOR THE GROUP (A): 115.9739 247.1296 322.6663 REMARK 3 T TENSOR REMARK 3 T11: 0.1726 T22: 0.2325 REMARK 3 T33: 0.2141 T12: 0.0099 REMARK 3 T13: 0.0310 T23: -0.0324 REMARK 3 L TENSOR REMARK 3 L11: 0.5412 L22: 0.7792 REMARK 3 L33: 3.4008 L12: -0.1688 REMARK 3 L13: -0.1097 L23: 0.3113 REMARK 3 S TENSOR REMARK 3 S11: 0.0607 S12: 0.0965 S13: -0.0150 REMARK 3 S21: -0.0289 S22: -0.0789 S23: 0.0623 REMARK 3 S31: -0.0282 S32: -0.1685 S33: 0.0098 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 6NGH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-JAN-19. REMARK 100 THE DEPOSITION ID IS D_1000236908. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-NOV-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 67831 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.993 REMARK 200 RESOLUTION RANGE LOW (A) : 84.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.3 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.15500 REMARK 200 R SYM (I) : 0.15500 REMARK 200 FOR THE DATA SET : 5.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.70 REMARK 200 R MERGE FOR SHELL (I) : 1.97000 REMARK 200 R SYM FOR SHELL (I) : 1.97000 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: PDB ENTRY 5AD7 REMARK 200 REMARK 200 REMARK: PLATES REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8% PEG3350, 35 MM CITRIC ACID, 65 MM REMARK 280 BIS-TRIS PROPANE, 10% GLYCEROL, 5 MM TCEP, PH 7.2, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 277K 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 26.16000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.33000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 60.84000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 82.33000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.16000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 60.84000 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: 9590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 34020 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -85.0 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 GLN A 345 REMARK 465 HIS A 346 REMARK 465 ALA A 347 REMARK 465 ARG A 348 REMARK 465 ARG A 349 REMARK 465 CYS B 302 REMARK 465 PRO B 303 REMARK 465 GLN B 345 REMARK 465 HIS B 346 REMARK 465 ALA B 347 REMARK 465 ARG B 348 REMARK 465 ARG B 349 REMARK 465 PRO B 350 REMARK 465 GLU B 351 REMARK 465 ASP B 352 REMARK 465 VAL B 353 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 O HOH A 1122 O HOH A 1149 2.09 REMARK 500 O HOH A 1214 O HOH A 1237 2.11 REMARK 500 O HOH A 1195 O HOH A 1198 2.12 REMARK 500 O ASP A 352 O HOH A 901 2.15 REMARK 500 O HOH A 1030 O HOH A 1236 2.19 REMARK 500 OD2 ASP B 494 O HOH B 901 2.19 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 397 15.08 59.30 REMARK 500 LYS A 428 75.20 -101.40 REMARK 500 THR A 471 -88.17 -110.63 REMARK 500 CYS A 587 55.36 -148.29 REMARK 500 ARG A 608 -128.85 -117.28 REMARK 500 ASN A 610 62.62 60.85 REMARK 500 THR B 471 -73.99 -111.37 REMARK 500 ASP B 494 7.36 -65.70 REMARK 500 SER B 496 -164.94 -74.01 REMARK 500 CYS B 587 59.13 -147.33 REMARK 500 ARG B 608 -133.41 -117.31 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ARG B 304 PHE B 305 142.03 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 A1293 DISTANCE = 6.41 ANGSTROMS REMARK 525 HOH A1294 DISTANCE = 7.17 ANGSTROMS REMARK 525 HOH B1218 DISTANCE = 7.27 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 331 SG REMARK 620 2 CYS A 336 SG 111.8 REMARK 620 3 CYS B 331 SG 122.1 104.8 REMARK 620 4 CYS B 336 SG 102.1 98.8 114.9 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 420 SG REMARK 620 2 HEM A 801 NA 100.0 REMARK 620 3 HEM A 801 NB 101.5 87.3 REMARK 620 4 HEM A 801 NC 99.4 160.6 89.2 REMARK 620 5 HEM A 801 ND 99.9 90.2 158.5 86.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 801 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 420 SG REMARK 620 2 HEM B 801 NA 101.2 REMARK 620 3 HEM B 801 NB 98.3 85.0 REMARK 620 4 HEM B 801 NC 95.7 162.8 89.9 REMARK 620 5 HEM B 801 ND 101.1 93.7 160.4 85.7 REMARK 620 N 1 2 3 4 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 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue H4B A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue KPJ A 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 804 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 805 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue H4B B 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue KPJ B 803 DBREF 6NGH A 302 722 UNP P29475 NOS1_HUMAN 302 722 DBREF 6NGH B 302 722 UNP P29475 NOS1_HUMAN 302 722 SEQADV 6NGH ALA A 354 UNP P29475 ARG 354 ENGINEERED MUTATION SEQADV 6NGH ASP A 357 UNP P29475 GLY 357 ENGINEERED MUTATION SEQADV 6NGH ALA B 354 UNP P29475 ARG 354 ENGINEERED MUTATION SEQADV 6NGH ASP B 357 UNP P29475 GLY 357 ENGINEERED MUTATION SEQRES 1 A 421 CYS PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR GLU SEQRES 2 A 421 VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU SEQRES 3 A 421 GLU THR GLY CYS THR GLU TYR ILE CYS MET GLY SER ILE SEQRES 4 A 421 MET HIS PRO SER GLN HIS ALA ARG ARG PRO GLU ASP VAL SEQRES 5 A 421 ALA THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE SEQRES 6 A 421 ILE ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER SEQRES 7 A 421 LYS ALA HIS MET GLU ARG LEU GLU GLU VAL ASN LYS GLU SEQRES 8 A 421 ILE ASP THR THR SER THR TYR GLN LEU LYS ASP THR GLU SEQRES 9 A 421 LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER SEQRES 10 A 421 ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL SEQRES 11 A 421 PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE SEQRES 12 A 421 ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS SEQRES 13 A 421 GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG SEQRES 14 A 421 THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN SEQRES 15 A 421 LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER SEQRES 16 A 421 THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE SEQRES 17 A 421 CYS ILE GLN GLN GLY TRP LYS PRO PRO ARG GLY ARG PHE SEQRES 18 A 421 ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP SEQRES 19 A 421 PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU SEQRES 20 A 421 VAL PRO ILE ARG HIS PRO LYS PHE GLU TRP PHE LYS ASP SEQRES 21 A 421 LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN SEQRES 22 A 421 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS SEQRES 23 A 421 PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL SEQRES 24 A 421 ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU SEQRES 25 A 421 GLU VAL ALA LYS LYS MET ASN LEU ASP MET ARG LYS THR SEQRES 26 A 421 SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN SEQRES 27 A 421 ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR SEQRES 28 A 421 ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS SEQRES 29 A 421 HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO SEQRES 30 A 421 ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER SEQRES 31 A 421 ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG SEQRES 32 A 421 LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN SEQRES 33 A 421 THR HIS VAL TRP LYS SEQRES 1 B 421 CYS PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR GLU SEQRES 2 B 421 VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU SEQRES 3 B 421 GLU THR GLY CYS THR GLU TYR ILE CYS MET GLY SER ILE SEQRES 4 B 421 MET HIS PRO SER GLN HIS ALA ARG ARG PRO GLU ASP VAL SEQRES 5 B 421 ALA THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE SEQRES 6 B 421 ILE ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER SEQRES 7 B 421 LYS ALA HIS MET GLU ARG LEU GLU GLU VAL ASN LYS GLU SEQRES 8 B 421 ILE ASP THR THR SER THR TYR GLN LEU LYS ASP THR GLU SEQRES 9 B 421 LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER SEQRES 10 B 421 ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL SEQRES 11 B 421 PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE SEQRES 12 B 421 ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS SEQRES 13 B 421 GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG SEQRES 14 B 421 THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN SEQRES 15 B 421 LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER SEQRES 16 B 421 THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE SEQRES 17 B 421 CYS ILE GLN GLN GLY TRP LYS PRO PRO ARG GLY ARG PHE SEQRES 18 B 421 ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP SEQRES 19 B 421 PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU SEQRES 20 B 421 VAL PRO ILE ARG HIS PRO LYS PHE GLU TRP PHE LYS ASP SEQRES 21 B 421 LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN SEQRES 22 B 421 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS SEQRES 23 B 421 PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL SEQRES 24 B 421 ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU SEQRES 25 B 421 GLU VAL ALA LYS LYS MET ASN LEU ASP MET ARG LYS THR SEQRES 26 B 421 SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN SEQRES 27 B 421 ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR SEQRES 28 B 421 ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS SEQRES 29 B 421 HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO SEQRES 30 B 421 ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER SEQRES 31 B 421 ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG SEQRES 32 B 421 LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN SEQRES 33 B 421 THR HIS VAL TRP LYS HET HEM A 801 43 HET H4B A 802 17 HET KPJ A 803 26 HET GOL A 804 6 HET ZN A 805 1 HET HEM B 801 43 HET H4B B 802 17 HET KPJ B 803 26 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM KPJ 6-[2-(2,3-DIFLUORO-5-{2-[(2S)-1-METHYLPYRROLIDIN-2- HETNAM 2 KPJ YL]ETHYL}PHENYL)ETHYL]-4-METHYLPYRIDIN-2-AMINE HETNAM GOL GLYCEROL HETNAM ZN ZINC ION HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 H4B 2(C9 H15 N5 O3) FORMUL 5 KPJ 2(C21 H27 F2 N3) FORMUL 6 GOL C3 H8 O3 FORMUL 7 ZN ZN 2+ FORMUL 11 HOH *712(H2 O) HELIX 1 AA1 THR A 320 SER A 325 5 6 HELIX 2 AA2 THR A 355 ILE A 374 1 20 HELIX 3 AA3 SER A 379 SER A 397 1 19 HELIX 4 AA4 LYS A 402 ASN A 416 1 15 HELIX 5 AA5 GLY A 422 TRP A 426 5 5 HELIX 6 AA6 THR A 439 ASN A 456 1 18 HELIX 7 AA7 LYS A 457 ASN A 459 5 3 HELIX 8 AA8 ASN A 503 GLN A 513 1 11 HELIX 9 AA9 PRO A 542 VAL A 546 5 5 HELIX 10 AB1 PHE A 556 GLY A 563 5 8 HELIX 11 AB2 GLY A 595 VAL A 600 1 6 HELIX 12 AB3 VAL A 600 ASP A 605 1 6 HELIX 13 AB4 ILE A 611 MET A 619 1 9 HELIX 14 AB5 LYS A 625 SER A 628 5 4 HELIX 15 AB6 LEU A 629 ASP A 649 1 21 HELIX 16 AB7 ASP A 655 GLY A 675 1 21 HELIX 17 AB8 ASP A 680 VAL A 685 1 6 HELIX 18 AB9 SER A 689 GLN A 698 5 10 HELIX 19 AC1 ASP A 714 HIS A 719 1 6 HELIX 20 AC2 THR B 320 SER B 325 5 6 HELIX 21 AC3 THR B 355 ILE B 374 1 20 HELIX 22 AC4 SER B 379 SER B 397 1 19 HELIX 23 AC5 LYS B 402 ASN B 416 1 15 HELIX 24 AC6 GLY B 422 TRP B 426 5 5 HELIX 25 AC7 THR B 439 ASN B 456 1 18 HELIX 26 AC8 LYS B 457 ASN B 459 5 3 HELIX 27 AC9 ASN B 503 GLN B 513 1 11 HELIX 28 AD1 PRO B 542 VAL B 546 5 5 HELIX 29 AD2 PHE B 556 GLY B 563 5 8 HELIX 30 AD3 GLY B 595 VAL B 600 1 6 HELIX 31 AD4 VAL B 600 ASP B 605 1 6 HELIX 32 AD5 ILE B 611 MET B 619 1 9 HELIX 33 AD6 LYS B 625 SER B 628 5 4 HELIX 34 AD7 LEU B 629 ASP B 649 1 21 HELIX 35 AD8 ASP B 655 GLY B 675 1 21 HELIX 36 AD9 ASP B 680 VAL B 685 1 6 HELIX 37 AE1 SER B 689 GLN B 698 5 10 HELIX 38 AE2 ASP B 714 THR B 718 5 5 SHEET 1 AA1 2 LEU A 306 LYS A 309 0 SHEET 2 AA1 2 VAL A 316 ASP A 319 -1 O ASP A 319 N LEU A 306 SHEET 1 AA2 4 GLN A 430 ASP A 433 0 SHEET 2 AA2 4 ALA A 463 ILE A 466 1 O ILE A 464 N PHE A 432 SHEET 3 AA2 4 PHE A 589 SER A 590 -1 O SER A 590 N ALA A 463 SHEET 4 AA2 4 ALA A 571 VAL A 572 -1 N VAL A 572 O PHE A 589 SHEET 1 AA3 3 ARG A 478 VAL A 479 0 SHEET 2 AA3 3 LEU A 527 GLN A 530 -1 O GLN A 530 N ARG A 478 SHEET 3 AA3 3 GLU A 537 PHE A 539 -1 O PHE A 539 N LEU A 527 SHEET 1 AA4 2 GLY A 489 LYS A 491 0 SHEET 2 AA4 2 THR A 497 GLY A 499 -1 O LEU A 498 N TYR A 490 SHEET 1 AA5 2 GLU A 548 PRO A 550 0 SHEET 2 AA5 2 LYS A 565 TYR A 567 -1 O TRP A 566 N VAL A 549 SHEET 1 AA6 3 LEU A 582 PHE A 584 0 SHEET 2 AA6 3 LEU A 576 ILE A 579 -1 N LEU A 577 O PHE A 584 SHEET 3 AA6 3 SER A 708 GLU A 710 -1 O GLU A 710 N LEU A 576 SHEET 1 AA7 2 TYR A 593 MET A 594 0 SHEET 2 AA7 2 ILE A 653 VAL A 654 1 O VAL A 654 N TYR A 593 SHEET 1 AA8 2 LEU B 306 LYS B 309 0 SHEET 2 AA8 2 VAL B 316 ASP B 319 -1 O ASP B 319 N LEU B 306 SHEET 1 AA9 4 GLN B 430 ASP B 433 0 SHEET 2 AA9 4 ALA B 463 ILE B 466 1 O ILE B 464 N PHE B 432 SHEET 3 AA9 4 PHE B 589 SER B 590 -1 O SER B 590 N ALA B 463 SHEET 4 AA9 4 ALA B 571 VAL B 572 -1 N VAL B 572 O PHE B 589 SHEET 1 AB1 3 ARG B 478 VAL B 479 0 SHEET 2 AB1 3 LEU B 527 GLN B 530 -1 O GLN B 530 N ARG B 478 SHEET 3 AB1 3 GLU B 537 PHE B 539 -1 O PHE B 539 N LEU B 527 SHEET 1 AB2 2 GLY B 489 LYS B 491 0 SHEET 2 AB2 2 THR B 497 GLY B 499 -1 O LEU B 498 N TYR B 490 SHEET 1 AB3 2 GLU B 548 PRO B 550 0 SHEET 2 AB3 2 LYS B 565 TYR B 567 -1 O TRP B 566 N VAL B 549 SHEET 1 AB4 3 LEU B 582 PHE B 584 0 SHEET 2 AB4 3 LEU B 576 ILE B 579 -1 N LEU B 577 O PHE B 584 SHEET 3 AB4 3 SER B 708 GLU B 710 -1 O GLU B 710 N LEU B 576 SHEET 1 AB5 2 TYR B 593 MET B 594 0 SHEET 2 AB5 2 ILE B 653 VAL B 654 1 O VAL B 654 N TYR B 593 LINK SG CYS A 331 ZN ZN A 805 1555 1555 2.33 LINK SG CYS A 336 ZN ZN A 805 1555 1555 2.40 LINK SG CYS A 420 FE HEM A 801 1555 1555 2.40 LINK ZN ZN A 805 SG CYS B 331 1555 1555 2.33 LINK ZN ZN A 805 SG CYS B 336 1555 1555 2.38 LINK SG CYS B 420 FE HEM B 801 1555 1555 2.32 CISPEP 1 THR A 706 PRO A 707 0 2.78 CISPEP 2 THR B 706 PRO B 707 0 4.15 SITE 1 AC1 15 TRP A 414 CYS A 420 PHE A 589 SER A 590 SITE 2 AC1 15 TRP A 592 GLU A 597 TRP A 683 PHE A 709 SITE 3 AC1 15 TYR A 711 H4B A 802 KPJ A 803 HOH A 922 SITE 4 AC1 15 HOH A 941 HOH A 956 HOH A 961 SITE 1 AC2 16 SER A 339 MET A 341 ARG A 601 VAL A 682 SITE 2 AC2 16 TRP A 683 HEM A 801 HOH A 956 HOH A 999 SITE 3 AC2 16 HOH A1024 HOH A1031 TRP B 681 PHE B 696 SITE 4 AC2 16 HIS B 697 GLN B 698 GLU B 699 HOH B1022 SITE 1 AC3 12 MET A 341 GLN A 483 ARG A 486 TYR A 567 SITE 2 AC3 12 VAL A 572 PHE A 589 GLY A 591 TRP A 592 SITE 3 AC3 12 TYR A 593 GLU A 597 HEM A 801 HOH A 956 SITE 1 AC4 3 GLN A 369 ARG A 674 HOH A1055 SITE 1 AC5 4 CYS A 331 CYS A 336 CYS B 331 CYS B 336 SITE 1 AC6 17 TRP B 414 ARG B 419 CYS B 420 SER B 462 SITE 2 AC6 17 PHE B 589 SER B 590 TRP B 592 GLU B 597 SITE 3 AC6 17 TRP B 683 PHE B 709 TYR B 711 H4B B 802 SITE 4 AC6 17 KPJ B 803 HOH B 903 HOH B 977 HOH B1055 SITE 5 AC6 17 HOH B1061 SITE 1 AC7 17 TRP A 681 PHE A 696 HIS A 697 GLN A 698 SITE 2 AC7 17 GLU A 699 HOH A1003 SER B 339 MET B 341 SITE 3 AC7 17 ARG B 601 VAL B 682 TRP B 683 HEM B 801 SITE 4 AC7 17 HOH B 973 HOH B 977 HOH B1045 HOH B1071 SITE 5 AC7 17 HOH B1091 SITE 1 AC8 10 HOH A1255 GLN B 483 ARG B 486 TYR B 567 SITE 2 AC8 10 VAL B 572 TRP B 592 TYR B 593 GLU B 597 SITE 3 AC8 10 HEM B 801 HOH B 977 CRYST1 52.320 121.680 164.660 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 0.019113 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008218 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006073 0.00000