PDB Short entry for 2NSI HEADER OXIDOREDUCTASE 11-JAN-99 2NSI TITLE HUMAN INDUCIBLE NITRIC OXIDE SYNTHASE, ZN-FREE, SEITU COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (NITRIC OXIDE SYNTHASE); COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: HEME DOMAIN; COMPND 5 SYNONYM: INOS; COMPND 6 EC: 1.14.13.39; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: ADENOCARCINOMA DLD-1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS NITRIC OXIDE SYNTHASE, HEME PROTEIN, TETRAHYDROBIOPTERIN, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.LI,C.S.RAMAN,C.B.GLASER,E.BLASKO,T.A.YOUNG,J.F.PARKINSON,M.WHITLOW, AUTHOR 2 T.L.POULOS REVDAT 4 27-DEC-23 2NSI 1 REMARK LINK REVDAT 3 24-FEB-09 2NSI 1 VERSN REVDAT 2 01-APR-03 2NSI 1 JRNL REVDAT 1 07-JAN-00 2NSI 0 JRNL AUTH H.LI,C.S.RAMAN,C.B.GLASER,E.BLASKO,T.A.YOUNG,J.F.PARKINSON, JRNL AUTH 2 M.WHITLOW,T.L.POULOS JRNL TITL CRYSTAL STRUCTURES OF ZINC-FREE AND -BOUND HEME DOMAIN OF JRNL TITL 2 HUMAN INDUCIBLE NITRIC-OXIDE SYNTHASE. IMPLICATIONS FOR JRNL TITL 3 DIMER STABILITY AND COMPARISON WITH ENDOTHELIAL NITRIC-OXIDE JRNL TITL 4 SYNTHASE. JRNL REF J.BIOL.CHEM. V. 274 21276 1999 JRNL REFN ISSN 0021-9258 JRNL PMID 10409685 JRNL DOI 10.1074/JBC.274.30.21276 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.R.CRANE,A.S.ARVAI,D.K.GHOSH,C.WU,E.D.GETZOFF,D.J.STUEHR, REMARK 1 AUTH 2 J.A.TAINER REMARK 1 TITL STRUCTURE OF NITRIC OXIDE SYNTHASE OXYGENASE DIMER WITH REMARK 1 TITL 2 PTERIN AND SUBSTRATE REMARK 1 REF SCIENCE V. 279 2121 1998 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 2 REMARK 1 AUTH B.R.CRANE,A.S.ARVAI,R.GACHHUI,C.WU,D.K.GHOSH,E.D.GETZOFF, REMARK 1 AUTH 2 D.J.STUEHR,J.A.TAINER REMARK 1 TITL THE STRUCTURE OF NITRIC OXIDE SYNTHASE OXYGENASE DOMAIN AND REMARK 1 TITL 2 INHIBITOR COMPLEX REMARK 1 REF SCIENCE V. 278 425 1997 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 3 REMARK 1 AUTH C.S.RAMAN,H.LI,P.MARTASEK,V.KRAL,B.S.MASTERS,T.L.POULOS REMARK 1 TITL CRYSTAL STRUCTURE OF CONSTITUTIVE ENDOTHELIAL NITRIC OXIDE REMARK 1 TITL 2 SYNTHASE: A PARADIGM FOR PTERIN FUNCTION INVOLVING A NOVEL REMARK 1 TITL 3 METAL CENTER REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 95 939 1998 REMARK 1 REFN ISSN 0092-8674 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.8 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 80.8 REMARK 3 NUMBER OF REFLECTIONS : 70704 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3614 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.14 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 57.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5920 REMARK 3 BIN R VALUE (WORKING SET) : 0.2990 REMARK 3 BIN FREE R VALUE : 0.3190 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 346 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 13676 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 309 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 66.80 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.183 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.23 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.240 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : RESIDUES 83-502 OF EACH SUBUNIT REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2NSI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000007220. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : YES REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 82161 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.000 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 (%) : 98.9 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09200 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.69900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 78.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 115.08000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 94.18500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 94.18500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 172.62000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 94.18500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 94.18500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 57.54000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 94.18500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 94.18500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 172.62000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 94.18500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 94.18500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 57.54000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 115.08000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10270 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 32730 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -115.0 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 350 REMARK 350 BIOMOLECULE: 2 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: 10440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 32760 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -120.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 LEU A 74 REMARK 465 ASP A 75 REMARK 465 ALA A 76 REMARK 465 THR A 77 REMARK 465 PRO A 78 REMARK 465 LEU A 79 REMARK 465 SER A 80 REMARK 465 SER A 81 REMARK 465 PRO A 82 REMARK 465 ASP A 503 REMARK 465 GLU A 504 REMARK 465 LEU B 74 REMARK 465 ASP B 75 REMARK 465 ALA B 76 REMARK 465 THR B 77 REMARK 465 PRO B 78 REMARK 465 LEU B 79 REMARK 465 SER B 80 REMARK 465 SER B 81 REMARK 465 PRO B 82 REMARK 465 ASP B 503 REMARK 465 GLU B 504 REMARK 465 LEU C 74 REMARK 465 ASP C 75 REMARK 465 ALA C 76 REMARK 465 THR C 77 REMARK 465 PRO C 78 REMARK 465 LEU C 79 REMARK 465 SER C 80 REMARK 465 SER C 81 REMARK 465 PRO C 82 REMARK 465 ASP C 503 REMARK 465 GLU C 504 REMARK 465 LEU D 74 REMARK 465 ASP D 75 REMARK 465 ALA D 76 REMARK 465 THR D 77 REMARK 465 PRO D 78 REMARK 465 LEU D 79 REMARK 465 SER D 80 REMARK 465 SER D 81 REMARK 465 PRO D 82 REMARK 465 ASP D 503 REMARK 465 GLU D 504 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 ARG A 111 -169.42 -162.78 REMARK 500 SER A 112 41.47 -90.90 REMARK 500 LYS A 113 -8.75 -163.12 REMARK 500 SER A 114 95.77 178.82 REMARK 500 LEU A 116 42.11 -77.02 REMARK 500 SER A 118 4.17 125.83 REMARK 500 LYS A 155 -70.49 -60.55 REMARK 500 LYS A 158 66.71 -103.35 REMARK 500 GLU A 160 -71.08 -57.79 REMARK 500 ARG A 203 -7.25 -59.46 REMARK 500 SER A 218 -18.56 -142.76 REMARK 500 SER A 251 -89.32 -103.44 REMARK 500 HIS A 255 51.44 -109.58 REMARK 500 ASN A 354 11.61 -68.40 REMARK 500 CYS A 367 81.76 -158.56 REMARK 500 ARG A 388 -138.45 -112.85 REMARK 500 ASN A 390 81.73 38.52 REMARK 500 THR A 403 5.80 -63.12 REMARK 500 CYS A 457 103.32 -164.26 REMARK 500 LEU A 485 -159.49 -114.79 REMARK 500 ARG B 111 -169.36 -163.55 REMARK 500 SER B 112 41.57 -90.66 REMARK 500 LYS B 113 -8.17 -163.47 REMARK 500 SER B 114 95.70 177.83 REMARK 500 LEU B 116 41.86 -77.44 REMARK 500 SER B 118 4.33 126.33 REMARK 500 LYS B 158 67.08 -104.74 REMARK 500 GLU B 160 -70.21 -57.95 REMARK 500 ARG B 203 -6.70 -58.67 REMARK 500 SER B 218 -17.87 -143.83 REMARK 500 SER B 251 -89.77 -103.70 REMARK 500 HIS B 255 51.89 -110.34 REMARK 500 ASN B 354 12.09 -67.86 REMARK 500 CYS B 367 80.39 -159.06 REMARK 500 ARG B 388 -138.36 -111.99 REMARK 500 ASN B 390 82.31 37.52 REMARK 500 THR B 403 6.95 -63.62 REMARK 500 CYS B 457 102.49 -165.37 REMARK 500 LEU B 485 -158.78 -114.65 REMARK 500 ARG C 111 -168.40 -163.07 REMARK 500 SER C 112 41.74 -91.59 REMARK 500 LYS C 113 -9.48 -162.98 REMARK 500 SER C 114 96.16 179.51 REMARK 500 LEU C 116 41.89 -76.08 REMARK 500 SER C 118 3.19 126.41 REMARK 500 LYS C 155 -70.89 -61.20 REMARK 500 LYS C 158 66.45 -103.66 REMARK 500 ARG C 203 -6.09 -58.71 REMARK 500 SER C 218 -18.29 -142.69 REMARK 500 SER C 251 -89.85 -103.99 REMARK 500 REMARK 500 THIS ENTRY HAS 77 RAMACHANDRAN OUTLIERS. 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 550 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 200 SG REMARK 620 2 HEM A 550 NA 100.6 REMARK 620 3 HEM A 550 NB 92.5 87.9 REMARK 620 4 HEM A 550 NC 102.2 157.1 88.9 REMARK 620 5 HEM A 550 ND 101.0 88.4 166.5 89.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 550 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 200 SG REMARK 620 2 HEM B 550 NA 97.7 REMARK 620 3 HEM B 550 NB 91.9 88.4 REMARK 620 4 HEM B 550 NC 103.2 159.0 89.7 REMARK 620 5 HEM B 550 ND 100.6 89.4 167.4 87.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 550 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 200 SG REMARK 620 2 HEM C 550 NA 100.6 REMARK 620 3 HEM C 550 NB 91.3 89.5 REMARK 620 4 HEM C 550 NC 96.9 162.4 88.2 REMARK 620 5 HEM C 550 ND 99.2 89.7 169.4 89.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 550 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 200 SG REMARK 620 2 HEM D 550 NA 101.3 REMARK 620 3 HEM D 550 NB 89.7 87.3 REMARK 620 4 HEM D 550 NC 101.4 156.9 88.6 REMARK 620 5 HEM D 550 ND 102.6 89.1 167.6 90.1 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 SO4 A 910 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 920 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 930 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 911 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 921 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 912 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 922 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 913 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 923 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 550 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 600 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU A 800 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 550 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B B 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU B 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 550 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B C 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU C 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 550 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B D 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU D 803 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NSI RELATED DB: PDB DBREF 2NSI A 74 504 UNP P35228 NOS2A_HUMAN 74 504 DBREF 2NSI B 74 504 UNP P35228 NOS2A_HUMAN 74 504 DBREF 2NSI C 74 504 UNP P35228 NOS2A_HUMAN 74 504 DBREF 2NSI D 74 504 UNP P35228 NOS2A_HUMAN 74 504 SEQRES 1 A 431 LEU ASP ALA THR PRO LEU SER SER PRO ARG HIS VAL ARG SEQRES 2 A 431 ILE LYS ASN TRP GLY SER GLY MET THR PHE GLN ASP THR SEQRES 3 A 431 LEU HIS HIS LYS ALA LYS GLY ILE LEU THR CYS ARG SER SEQRES 4 A 431 LYS SER CYS LEU GLY SER ILE MET THR PRO LYS SER LEU SEQRES 5 A 431 THR ARG GLY PRO ARG ASP LYS PRO THR PRO PRO ASP GLU SEQRES 6 A 431 LEU LEU PRO GLN ALA ILE GLU PHE VAL ASN GLN TYR TYR SEQRES 7 A 431 GLY SER PHE LYS GLU ALA LYS ILE GLU GLU HIS LEU ALA SEQRES 8 A 431 ARG VAL GLU ALA VAL THR LYS GLU ILE GLU THR THR GLY SEQRES 9 A 431 THR TYR GLN LEU THR GLY ASP GLU LEU ILE PHE ALA THR SEQRES 10 A 431 LYS GLN ALA TRP ARG ASN ALA PRO ARG CYS ILE GLY ARG SEQRES 11 A 431 ILE GLN TRP SER ASN LEU GLN VAL PHE ASP ALA ARG SER SEQRES 12 A 431 CYS SER THR ALA ARG GLU MET PHE GLU HIS ILE CYS ARG SEQRES 13 A 431 HIS VAL ARG TYR SER THR ASN ASN GLY ASN ILE ARG SER SEQRES 14 A 431 ALA ILE THR VAL PHE PRO GLN ARG SER ASP GLY LYS HIS SEQRES 15 A 431 ASP PHE ARG VAL TRP ASN ALA GLN LEU ILE ARG TYR ALA SEQRES 16 A 431 GLY TYR GLN MET PRO ASP GLY SER ILE ARG GLY ASP PRO SEQRES 17 A 431 ALA ASN VAL GLU PHE THR GLN LEU CYS ILE ASP LEU GLY SEQRES 18 A 431 TRP LYS PRO LYS TYR GLY ARG PHE ASP VAL VAL PRO LEU SEQRES 19 A 431 VAL LEU GLN ALA ASN GLY ARG ASP PRO GLU LEU PHE GLU SEQRES 20 A 431 ILE PRO PRO ASP LEU VAL LEU GLU VAL ALA MET GLU HIS SEQRES 21 A 431 PRO LYS TYR GLU TRP PHE ARG GLU LEU GLU LEU LYS TRP SEQRES 22 A 431 TYR ALA LEU PRO ALA VAL ALA ASN MET LEU LEU GLU VAL SEQRES 23 A 431 GLY GLY LEU GLU PHE PRO GLY CYS PRO PHE ASN GLY TRP SEQRES 24 A 431 TYR MET GLY THR GLU ILE GLY VAL ARG ASP PHE CYS ASP SEQRES 25 A 431 VAL GLN ARG TYR ASN ILE LEU GLU GLU VAL GLY ARG ARG SEQRES 26 A 431 MET GLY LEU GLU THR HIS LYS LEU ALA SER LEU TRP LYS SEQRES 27 A 431 ASP GLN ALA VAL VAL GLU ILE ASN ILE ALA VAL LEU HIS SEQRES 28 A 431 SER PHE GLN LYS GLN ASN VAL THR ILE MET ASP HIS HIS SEQRES 29 A 431 SER ALA ALA GLU SER PHE MET LYS TYR MET GLN ASN GLU SEQRES 30 A 431 TYR ARG SER ARG GLY GLY CYS PRO ALA ASP TRP ILE TRP SEQRES 31 A 431 LEU VAL PRO PRO MET SER GLY SER ILE THR PRO VAL PHE SEQRES 32 A 431 HIS GLN GLU MET LEU ASN TYR VAL LEU SER PRO PHE TYR SEQRES 33 A 431 TYR TYR GLN VAL GLU ALA TRP LYS THR HIS VAL TRP GLN SEQRES 34 A 431 ASP GLU SEQRES 1 B 431 LEU ASP ALA THR PRO LEU SER SER PRO ARG HIS VAL ARG SEQRES 2 B 431 ILE LYS ASN TRP GLY SER GLY MET THR PHE GLN ASP THR SEQRES 3 B 431 LEU HIS HIS LYS ALA LYS GLY ILE LEU THR CYS ARG SER SEQRES 4 B 431 LYS SER CYS LEU GLY SER ILE MET THR PRO LYS SER LEU SEQRES 5 B 431 THR ARG GLY PRO ARG ASP LYS PRO THR PRO PRO ASP GLU SEQRES 6 B 431 LEU LEU PRO GLN ALA ILE GLU PHE VAL ASN GLN TYR TYR SEQRES 7 B 431 GLY SER PHE LYS GLU ALA LYS ILE GLU GLU HIS LEU ALA SEQRES 8 B 431 ARG VAL GLU ALA VAL THR LYS GLU ILE GLU THR THR GLY SEQRES 9 B 431 THR TYR GLN LEU THR GLY ASP GLU LEU ILE PHE ALA THR SEQRES 10 B 431 LYS GLN ALA TRP ARG ASN ALA PRO ARG CYS ILE GLY ARG SEQRES 11 B 431 ILE GLN TRP SER ASN LEU GLN VAL PHE ASP ALA ARG SER SEQRES 12 B 431 CYS SER THR ALA ARG GLU MET PHE GLU HIS ILE CYS ARG SEQRES 13 B 431 HIS VAL ARG TYR SER THR ASN ASN GLY ASN ILE ARG SER SEQRES 14 B 431 ALA ILE THR VAL PHE PRO GLN ARG SER ASP GLY LYS HIS SEQRES 15 B 431 ASP PHE ARG VAL TRP ASN ALA GLN LEU ILE ARG TYR ALA SEQRES 16 B 431 GLY TYR GLN MET PRO ASP GLY SER ILE ARG GLY ASP PRO SEQRES 17 B 431 ALA ASN VAL GLU PHE THR GLN LEU CYS ILE ASP LEU GLY SEQRES 18 B 431 TRP LYS PRO LYS TYR GLY ARG PHE ASP VAL VAL PRO LEU SEQRES 19 B 431 VAL LEU GLN ALA ASN GLY ARG ASP PRO GLU LEU PHE GLU SEQRES 20 B 431 ILE PRO PRO ASP LEU VAL LEU GLU VAL ALA MET GLU HIS SEQRES 21 B 431 PRO LYS TYR GLU TRP PHE ARG GLU LEU GLU LEU LYS TRP SEQRES 22 B 431 TYR ALA LEU PRO ALA VAL ALA ASN MET LEU LEU GLU VAL SEQRES 23 B 431 GLY GLY LEU GLU PHE PRO GLY CYS PRO PHE ASN GLY TRP SEQRES 24 B 431 TYR MET GLY THR GLU ILE GLY VAL ARG ASP PHE CYS ASP SEQRES 25 B 431 VAL GLN ARG TYR ASN ILE LEU GLU GLU VAL GLY ARG ARG SEQRES 26 B 431 MET GLY LEU GLU THR HIS LYS LEU ALA SER LEU TRP LYS SEQRES 27 B 431 ASP GLN ALA VAL VAL GLU ILE ASN ILE ALA VAL LEU HIS SEQRES 28 B 431 SER PHE GLN LYS GLN ASN VAL THR ILE MET ASP HIS HIS SEQRES 29 B 431 SER ALA ALA GLU SER PHE MET LYS TYR MET GLN ASN GLU SEQRES 30 B 431 TYR ARG SER ARG GLY GLY CYS PRO ALA ASP TRP ILE TRP SEQRES 31 B 431 LEU VAL PRO PRO MET SER GLY SER ILE THR PRO VAL PHE SEQRES 32 B 431 HIS GLN GLU MET LEU ASN TYR VAL LEU SER PRO PHE TYR SEQRES 33 B 431 TYR TYR GLN VAL GLU ALA TRP LYS THR HIS VAL TRP GLN SEQRES 34 B 431 ASP GLU SEQRES 1 C 431 LEU ASP ALA THR PRO LEU SER SER PRO ARG HIS VAL ARG SEQRES 2 C 431 ILE LYS ASN TRP GLY SER GLY MET THR PHE GLN ASP THR SEQRES 3 C 431 LEU HIS HIS LYS ALA LYS GLY ILE LEU THR CYS ARG SER SEQRES 4 C 431 LYS SER CYS LEU GLY SER ILE MET THR PRO LYS SER LEU SEQRES 5 C 431 THR ARG GLY PRO ARG ASP LYS PRO THR PRO PRO ASP GLU SEQRES 6 C 431 LEU LEU PRO GLN ALA ILE GLU PHE VAL ASN GLN TYR TYR SEQRES 7 C 431 GLY SER PHE LYS GLU ALA LYS ILE GLU GLU HIS LEU ALA SEQRES 8 C 431 ARG VAL GLU ALA VAL THR LYS GLU ILE GLU THR THR GLY SEQRES 9 C 431 THR TYR GLN LEU THR GLY ASP GLU LEU ILE PHE ALA THR SEQRES 10 C 431 LYS GLN ALA TRP ARG ASN ALA PRO ARG CYS ILE GLY ARG SEQRES 11 C 431 ILE GLN TRP SER ASN LEU GLN VAL PHE ASP ALA ARG SER SEQRES 12 C 431 CYS SER THR ALA ARG GLU MET PHE GLU HIS ILE CYS ARG SEQRES 13 C 431 HIS VAL ARG TYR SER THR ASN ASN GLY ASN ILE ARG SER SEQRES 14 C 431 ALA ILE THR VAL PHE PRO GLN ARG SER ASP GLY LYS HIS SEQRES 15 C 431 ASP PHE ARG VAL TRP ASN ALA GLN LEU ILE ARG TYR ALA SEQRES 16 C 431 GLY TYR GLN MET PRO ASP GLY SER ILE ARG GLY ASP PRO SEQRES 17 C 431 ALA ASN VAL GLU PHE THR GLN LEU CYS ILE ASP LEU GLY SEQRES 18 C 431 TRP LYS PRO LYS TYR GLY ARG PHE ASP VAL VAL PRO LEU SEQRES 19 C 431 VAL LEU GLN ALA ASN GLY ARG ASP PRO GLU LEU PHE GLU SEQRES 20 C 431 ILE PRO PRO ASP LEU VAL LEU GLU VAL ALA MET GLU HIS SEQRES 21 C 431 PRO LYS TYR GLU TRP PHE ARG GLU LEU GLU LEU LYS TRP SEQRES 22 C 431 TYR ALA LEU PRO ALA VAL ALA ASN MET LEU LEU GLU VAL SEQRES 23 C 431 GLY GLY LEU GLU PHE PRO GLY CYS PRO PHE ASN GLY TRP SEQRES 24 C 431 TYR MET GLY THR GLU ILE GLY VAL ARG ASP PHE CYS ASP SEQRES 25 C 431 VAL GLN ARG TYR ASN ILE LEU GLU GLU VAL GLY ARG ARG SEQRES 26 C 431 MET GLY LEU GLU THR HIS LYS LEU ALA SER LEU TRP LYS SEQRES 27 C 431 ASP GLN ALA VAL VAL GLU ILE ASN ILE ALA VAL LEU HIS SEQRES 28 C 431 SER PHE GLN LYS GLN ASN VAL THR ILE MET ASP HIS HIS SEQRES 29 C 431 SER ALA ALA GLU SER PHE MET LYS TYR MET GLN ASN GLU SEQRES 30 C 431 TYR ARG SER ARG GLY GLY CYS PRO ALA ASP TRP ILE TRP SEQRES 31 C 431 LEU VAL PRO PRO MET SER GLY SER ILE THR PRO VAL PHE SEQRES 32 C 431 HIS GLN GLU MET LEU ASN TYR VAL LEU SER PRO PHE TYR SEQRES 33 C 431 TYR TYR GLN VAL GLU ALA TRP LYS THR HIS VAL TRP GLN SEQRES 34 C 431 ASP GLU SEQRES 1 D 431 LEU ASP ALA THR PRO LEU SER SER PRO ARG HIS VAL ARG SEQRES 2 D 431 ILE LYS ASN TRP GLY SER GLY MET THR PHE GLN ASP THR SEQRES 3 D 431 LEU HIS HIS LYS ALA LYS GLY ILE LEU THR CYS ARG SER SEQRES 4 D 431 LYS SER CYS LEU GLY SER ILE MET THR PRO LYS SER LEU SEQRES 5 D 431 THR ARG GLY PRO ARG ASP LYS PRO THR PRO PRO ASP GLU SEQRES 6 D 431 LEU LEU PRO GLN ALA ILE GLU PHE VAL ASN GLN TYR TYR SEQRES 7 D 431 GLY SER PHE LYS GLU ALA LYS ILE GLU GLU HIS LEU ALA SEQRES 8 D 431 ARG VAL GLU ALA VAL THR LYS GLU ILE GLU THR THR GLY SEQRES 9 D 431 THR TYR GLN LEU THR GLY ASP GLU LEU ILE PHE ALA THR SEQRES 10 D 431 LYS GLN ALA TRP ARG ASN ALA PRO ARG CYS ILE GLY ARG SEQRES 11 D 431 ILE GLN TRP SER ASN LEU GLN VAL PHE ASP ALA ARG SER SEQRES 12 D 431 CYS SER THR ALA ARG GLU MET PHE GLU HIS ILE CYS ARG SEQRES 13 D 431 HIS VAL ARG TYR SER THR ASN ASN GLY ASN ILE ARG SER SEQRES 14 D 431 ALA ILE THR VAL PHE PRO GLN ARG SER ASP GLY LYS HIS SEQRES 15 D 431 ASP PHE ARG VAL TRP ASN ALA GLN LEU ILE ARG TYR ALA SEQRES 16 D 431 GLY TYR GLN MET PRO ASP GLY SER ILE ARG GLY ASP PRO SEQRES 17 D 431 ALA ASN VAL GLU PHE THR GLN LEU CYS ILE ASP LEU GLY SEQRES 18 D 431 TRP LYS PRO LYS TYR GLY ARG PHE ASP VAL VAL PRO LEU SEQRES 19 D 431 VAL LEU GLN ALA ASN GLY ARG ASP PRO GLU LEU PHE GLU SEQRES 20 D 431 ILE PRO PRO ASP LEU VAL LEU GLU VAL ALA MET GLU HIS SEQRES 21 D 431 PRO LYS TYR GLU TRP PHE ARG GLU LEU GLU LEU LYS TRP SEQRES 22 D 431 TYR ALA LEU PRO ALA VAL ALA ASN MET LEU LEU GLU VAL SEQRES 23 D 431 GLY GLY LEU GLU PHE PRO GLY CYS PRO PHE ASN GLY TRP SEQRES 24 D 431 TYR MET GLY THR GLU ILE GLY VAL ARG ASP PHE CYS ASP SEQRES 25 D 431 VAL GLN ARG TYR ASN ILE LEU GLU GLU VAL GLY ARG ARG SEQRES 26 D 431 MET GLY LEU GLU THR HIS LYS LEU ALA SER LEU TRP LYS SEQRES 27 D 431 ASP GLN ALA VAL VAL GLU ILE ASN ILE ALA VAL LEU HIS SEQRES 28 D 431 SER PHE GLN LYS GLN ASN VAL THR ILE MET ASP HIS HIS SEQRES 29 D 431 SER ALA ALA GLU SER PHE MET LYS TYR MET GLN ASN GLU SEQRES 30 D 431 TYR ARG SER ARG GLY GLY CYS PRO ALA ASP TRP ILE TRP SEQRES 31 D 431 LEU VAL PRO PRO MET SER GLY SER ILE THR PRO VAL PHE SEQRES 32 D 431 HIS GLN GLU MET LEU ASN TYR VAL LEU SER PRO PHE TYR SEQRES 33 D 431 TYR TYR GLN VAL GLU ALA TRP LYS THR HIS VAL TRP GLN SEQRES 34 D 431 ASP GLU HET SO4 A 910 5 HET SO4 A 920 5 HET SO4 A 930 5 HET HEM A 550 43 HET H4B A 600 17 HET ITU A 800 6 HET SO4 B 911 5 HET SO4 B 921 5 HET HEM B 550 43 HET H4B B 601 17 HET ITU B 801 6 HET SO4 C 912 5 HET SO4 C 922 5 HET HEM C 550 43 HET H4B C 602 17 HET ITU C 802 6 HET SO4 D 913 5 HET SO4 D 923 5 HET HEM D 550 43 HET H4B D 603 17 HET ITU D 803 6 HETNAM SO4 SULFATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM ITU ETHYLISOTHIOUREA HETSYN HEM HEME FORMUL 5 SO4 9(O4 S 2-) FORMUL 8 HEM 4(C34 H32 FE N4 O4) FORMUL 9 H4B 4(C9 H15 N5 O3) FORMUL 10 ITU 4(C3 H8 N2 S) HELIX 1 1 LEU A 100 HIS A 102 5 3 HELIX 2 2 LYS A 123 LEU A 125 5 3 HELIX 3 3 PRO A 136 SER A 153 1 18 HELIX 4 4 ILE A 159 THR A 176 1 18 HELIX 5 5 GLY A 183 ARG A 195 1 13 HELIX 6 6 ARG A 203 GLN A 205 5 3 HELIX 7 7 ALA A 220 GLY A 238 1 19 HELIX 8 8 PRO A 281 ASP A 292 5 12 HELIX 9 9 PRO A 323 LEU A 325 5 3 HELIX 10 10 GLU A 337 LEU A 342 5 6 HELIX 11 11 GLY A 375 GLY A 379 1 5 HELIX 12 12 ARG A 381 CYS A 384 1 4 HELIX 13 13 LEU A 392 ARG A 398 1 7 HELIX 14 14 LEU A 406 SER A 408 5 3 HELIX 15 15 TRP A 410 LYS A 428 1 19 HELIX 16 16 HIS A 436 SER A 453 1 18 HELIX 17 17 TRP A 461 LEU A 464 1 4 HELIX 18 18 GLY A 470 ILE A 472 5 3 HELIX 19 19 PRO A 474 HIS A 477 1 4 HELIX 20 20 ALA A 495 THR A 498 1 4 HELIX 21 21 LEU B 100 HIS B 102 5 3 HELIX 22 22 LYS B 123 LEU B 125 5 3 HELIX 23 23 PRO B 136 SER B 153 1 18 HELIX 24 24 ILE B 159 THR B 176 1 18 HELIX 25 25 GLY B 183 ARG B 195 1 13 HELIX 26 26 ARG B 203 GLN B 205 5 3 HELIX 27 27 ALA B 220 GLY B 238 1 19 HELIX 28 28 PRO B 281 ASP B 292 5 12 HELIX 29 29 PRO B 323 LEU B 325 5 3 HELIX 30 30 GLU B 337 LEU B 342 5 6 HELIX 31 31 GLY B 375 GLY B 379 1 5 HELIX 32 32 ARG B 381 CYS B 384 1 4 HELIX 33 33 LEU B 392 ARG B 398 1 7 HELIX 34 34 LEU B 406 SER B 408 5 3 HELIX 35 35 TRP B 410 LYS B 428 1 19 HELIX 36 36 HIS B 436 SER B 453 1 18 HELIX 37 37 TRP B 461 LEU B 464 1 4 HELIX 38 38 GLY B 470 ILE B 472 5 3 HELIX 39 39 PRO B 474 HIS B 477 1 4 HELIX 40 40 ALA B 495 THR B 498 1 4 HELIX 41 41 LEU C 100 HIS C 102 5 3 HELIX 42 42 LYS C 123 LEU C 125 5 3 HELIX 43 43 PRO C 136 SER C 153 1 18 HELIX 44 44 ILE C 159 THR C 176 1 18 HELIX 45 45 GLY C 183 ARG C 195 1 13 HELIX 46 46 ARG C 203 GLN C 205 5 3 HELIX 47 47 ALA C 220 GLY C 238 1 19 HELIX 48 48 PRO C 281 ASP C 292 5 12 HELIX 49 49 PRO C 323 LEU C 325 5 3 HELIX 50 50 GLU C 337 LEU C 342 5 6 HELIX 51 51 GLY C 375 GLY C 379 1 5 HELIX 52 52 ARG C 381 CYS C 384 1 4 HELIX 53 53 LEU C 392 ARG C 398 1 7 HELIX 54 54 LEU C 406 SER C 408 5 3 HELIX 55 55 TRP C 410 LYS C 428 1 19 HELIX 56 56 HIS C 436 SER C 453 1 18 HELIX 57 57 TRP C 461 LEU C 464 1 4 HELIX 58 58 GLY C 470 ILE C 472 5 3 HELIX 59 59 PRO C 474 HIS C 477 1 4 HELIX 60 60 ALA C 495 THR C 498 1 4 HELIX 61 61 LEU D 100 HIS D 102 5 3 HELIX 62 62 LYS D 123 LEU D 125 5 3 HELIX 63 63 PRO D 136 SER D 153 1 18 HELIX 64 64 ILE D 159 THR D 176 1 18 HELIX 65 65 GLY D 183 ARG D 195 1 13 HELIX 66 66 ARG D 203 GLN D 205 5 3 HELIX 67 67 ALA D 220 GLY D 238 1 19 HELIX 68 68 PRO D 281 ASP D 292 5 12 HELIX 69 69 PRO D 323 LEU D 325 5 3 HELIX 70 70 GLU D 337 LEU D 342 5 6 HELIX 71 71 GLY D 375 GLY D 379 1 5 HELIX 72 72 ARG D 381 CYS D 384 1 4 HELIX 73 73 LEU D 392 ARG D 398 1 7 HELIX 74 74 LEU D 406 SER D 408 5 3 HELIX 75 75 TRP D 410 LYS D 428 1 19 HELIX 76 76 HIS D 436 SER D 453 1 18 HELIX 77 77 TRP D 461 LEU D 464 1 4 HELIX 78 78 GLY D 470 ILE D 472 5 3 HELIX 79 79 PRO D 474 HIS D 477 1 4 HELIX 80 80 ALA D 495 THR D 498 1 4 SHEET 1 A 2 VAL A 85 LYS A 88 0 SHEET 2 A 2 THR A 95 ASP A 98 -1 N ASP A 98 O VAL A 85 SHEET 1 B 4 GLN A 210 ALA A 214 0 SHEET 2 B 4 ALA A 243 PHE A 247 1 N ILE A 244 O GLN A 210 SHEET 3 B 4 CYS A 367 TRP A 372 -1 N ASN A 370 O ALA A 243 SHEET 4 B 4 LEU A 349 VAL A 352 -1 N VAL A 352 O PHE A 369 SHEET 1 C 2 GLY A 269 GLN A 271 0 SHEET 2 C 2 ILE A 277 GLY A 279 -1 N ARG A 278 O TYR A 270 SHEET 1 D 2 LEU A 307 LEU A 309 0 SHEET 2 D 2 GLU A 317 PHE A 319 -1 N PHE A 319 O LEU A 307 SHEET 1 E 2 GLU A 328 MET A 331 0 SHEET 2 E 2 LEU A 344 TYR A 347 -1 N TRP A 346 O VAL A 329 SHEET 1 F 3 PHE A 488 TYR A 491 0 SHEET 2 F 3 MET A 355 VAL A 359 -1 N GLU A 358 O PHE A 488 SHEET 3 F 3 LEU A 362 PHE A 364 -1 N PHE A 364 O LEU A 357 SHEET 1 G 2 VAL B 85 LYS B 88 0 SHEET 2 G 2 THR B 95 ASP B 98 -1 N ASP B 98 O VAL B 85 SHEET 1 H 4 GLN B 210 ALA B 214 0 SHEET 2 H 4 ALA B 243 PHE B 247 1 N ILE B 244 O GLN B 210 SHEET 3 H 4 CYS B 367 TRP B 372 -1 N ASN B 370 O ALA B 243 SHEET 4 H 4 LEU B 349 VAL B 352 -1 N VAL B 352 O PHE B 369 SHEET 1 I 2 GLY B 269 GLN B 271 0 SHEET 2 I 2 ILE B 277 GLY B 279 -1 N ARG B 278 O TYR B 270 SHEET 1 J 2 LEU B 307 LEU B 309 0 SHEET 2 J 2 GLU B 317 PHE B 319 -1 N PHE B 319 O LEU B 307 SHEET 1 K 2 GLU B 328 MET B 331 0 SHEET 2 K 2 LEU B 344 TYR B 347 -1 N TRP B 346 O VAL B 329 SHEET 1 L 3 PHE B 488 TYR B 491 0 SHEET 2 L 3 MET B 355 VAL B 359 -1 N GLU B 358 O PHE B 488 SHEET 3 L 3 LEU B 362 PHE B 364 -1 N PHE B 364 O LEU B 357 SHEET 1 M 2 VAL C 85 LYS C 88 0 SHEET 2 M 2 THR C 95 ASP C 98 -1 N ASP C 98 O VAL C 85 SHEET 1 N 4 GLN C 210 ALA C 214 0 SHEET 2 N 4 ALA C 243 PHE C 247 1 N ILE C 244 O GLN C 210 SHEET 3 N 4 CYS C 367 TRP C 372 -1 N ASN C 370 O ALA C 243 SHEET 4 N 4 LEU C 349 VAL C 352 -1 N VAL C 352 O PHE C 369 SHEET 1 O 2 GLY C 269 GLN C 271 0 SHEET 2 O 2 ILE C 277 GLY C 279 -1 N ARG C 278 O TYR C 270 SHEET 1 P 2 LEU C 307 LEU C 309 0 SHEET 2 P 2 GLU C 317 PHE C 319 -1 N PHE C 319 O LEU C 307 SHEET 1 Q 2 GLU C 328 ALA C 330 0 SHEET 2 Q 2 LYS C 345 TYR C 347 -1 N TRP C 346 O VAL C 329 SHEET 1 R 3 PHE C 488 TYR C 491 0 SHEET 2 R 3 MET C 355 VAL C 359 -1 N GLU C 358 O PHE C 488 SHEET 3 R 3 LEU C 362 PHE C 364 -1 N PHE C 364 O LEU C 357 SHEET 1 S 2 VAL D 85 LYS D 88 0 SHEET 2 S 2 THR D 95 ASP D 98 -1 N ASP D 98 O VAL D 85 SHEET 1 T 4 GLN D 210 ALA D 214 0 SHEET 2 T 4 ALA D 243 PHE D 247 1 N ILE D 244 O GLN D 210 SHEET 3 T 4 CYS D 367 TRP D 372 -1 N ASN D 370 O ALA D 243 SHEET 4 T 4 LEU D 349 VAL D 352 -1 N VAL D 352 O PHE D 369 SHEET 1 U 2 GLY D 269 GLN D 271 0 SHEET 2 U 2 ILE D 277 GLY D 279 -1 N ARG D 278 O TYR D 270 SHEET 1 V 2 LEU D 307 LEU D 309 0 SHEET 2 V 2 GLU D 317 PHE D 319 -1 N PHE D 319 O LEU D 307 SHEET 1 W 2 GLU D 328 MET D 331 0 SHEET 2 W 2 LEU D 344 TYR D 347 -1 N TRP D 346 O VAL D 329 SHEET 1 X 3 PHE D 488 TYR D 490 0 SHEET 2 X 3 LEU D 356 VAL D 359 -1 N GLU D 358 O PHE D 488 SHEET 3 X 3 LEU D 362 PHE D 364 -1 N PHE D 364 O LEU D 357 SSBOND 1 CYS A 115 CYS B 115 1555 1555 2.07 SSBOND 2 CYS C 115 CYS D 115 1555 1555 2.09 LINK SG CYS A 200 FE HEM A 550 1555 1555 2.20 LINK SG CYS B 200 FE HEM B 550 1555 1555 2.24 LINK SG CYS C 200 FE HEM C 550 1555 1555 2.19 LINK SG CYS D 200 FE HEM D 550 1555 1555 2.26 CISPEP 1 SER A 486 PRO A 487 0 -0.17 CISPEP 2 SER B 486 PRO B 487 0 0.02 CISPEP 3 SER C 486 PRO C 487 0 0.16 CISPEP 4 SER D 486 PRO D 487 0 0.09 SITE 1 AC1 4 ARG A 278 GLY A 300 ARG A 301 PHE A 302 SITE 1 AC2 4 TYR A 336 GLU A 337 TRP A 338 ARG D 340 SITE 1 AC3 4 ASN A 236 ASN A 239 ASN C 236 ASN C 239 SITE 1 AC4 3 ARG B 278 GLY B 300 ARG B 301 SITE 1 AC5 2 LYS B 335 GLU B 337 SITE 1 AC6 2 GLY C 300 ARG C 301 SITE 1 AC7 3 ARG B 340 GLU C 337 TRP C 338 SITE 1 AC8 2 ARG D 278 ARG D 301 SITE 1 AC9 4 LYS D 335 TYR D 336 GLU D 337 TRP D 338 SITE 1 BC1 12 TRP A 194 CYS A 200 ILE A 201 PHE A 369 SITE 2 BC1 12 ASN A 370 GLY A 371 TRP A 372 GLU A 377 SITE 3 BC1 12 TRP A 463 TYR A 491 H4B A 600 ITU A 800 SITE 1 BC2 9 SER A 118 MET A 120 ARG A 381 ILE A 462 SITE 2 BC2 9 TRP A 463 HEM A 550 TRP B 461 PHE B 476 SITE 3 BC2 9 HIS B 477 SITE 1 BC3 6 PRO A 350 VAL A 352 GLY A 371 TRP A 372 SITE 2 BC3 6 GLU A 377 HEM A 550 SITE 1 BC4 12 TRP B 194 CYS B 200 ILE B 201 PHE B 369 SITE 2 BC4 12 ASN B 370 GLY B 371 TRP B 372 GLU B 377 SITE 3 BC4 12 TRP B 463 TYR B 491 H4B B 601 ITU B 801 SITE 1 BC5 10 TRP A 461 PHE A 476 HIS A 477 GLN A 478 SITE 2 BC5 10 SER B 118 MET B 120 ARG B 381 ILE B 462 SITE 3 BC5 10 TRP B 463 HEM B 550 SITE 1 BC6 6 PRO B 350 VAL B 352 GLY B 371 TRP B 372 SITE 2 BC6 6 GLU B 377 HEM B 550 SITE 1 BC7 11 TRP C 194 CYS C 200 PHE C 369 ASN C 370 SITE 2 BC7 11 GLY C 371 TRP C 372 GLU C 377 TRP C 463 SITE 3 BC7 11 TYR C 491 H4B C 602 ITU C 802 SITE 1 BC8 10 SER C 118 MET C 120 ARG C 381 ILE C 462 SITE 2 BC8 10 TRP C 463 HEM C 550 TRP D 461 PHE D 476 SITE 3 BC8 10 HIS D 477 GLN D 478 SITE 1 BC9 6 PRO C 350 VAL C 352 GLY C 371 TRP C 372 SITE 2 BC9 6 GLU C 377 HEM C 550 SITE 1 CC1 11 TRP D 194 CYS D 200 PHE D 369 ASN D 370 SITE 2 CC1 11 GLY D 371 TRP D 372 GLU D 377 TRP D 463 SITE 3 CC1 11 TYR D 491 H4B D 603 ITU D 803 SITE 1 CC2 10 TRP C 461 PHE C 476 HIS C 477 GLN C 478 SITE 2 CC2 10 SER D 118 MET D 120 ARG D 381 ILE D 462 SITE 3 CC2 10 TRP D 463 HEM D 550 SITE 1 CC3 6 PRO D 350 VAL D 352 GLY D 371 TRP D 372 SITE 2 CC3 6 GLU D 377 HEM D 550 CRYST1 188.370 188.370 230.160 90.00 90.00 90.00 P 43 21 2 32 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 0.005309 0.000000 0.000000 0.00000 SCALE2 0.000000 0.005309 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004345 0.00000 MTRIX1 1 -0.489109 -0.866926 0.095976 75.54540 1 MTRIX2 1 -0.869369 0.475655 -0.133977 51.67290 1 MTRIX3 1 0.070496 -0.148968 -0.986326 74.39810 1 MTRIX1 2 -0.855992 0.516839 -0.012429 45.43100 1 MTRIX2 2 -0.516982 -0.855621 0.025329 80.09170 1 MTRIX3 2 0.002457 0.028107 0.999602 40.27170 1 MTRIX1 3 -0.016854 0.990534 -0.136231 6.15530 1 MTRIX2 3 0.998232 0.024436 0.054174 -0.78440 1 MTRIX3 3 0.056990 -0.135077 -0.989195 115.96600 1