HEADER OXIDOREDUCTASE 03-FEB-99 3NOS TITLE HUMAN ENDOTHELIAL NITRIC OXIDE SYNTHASE WITH ARGININE SUBSTRATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDOTHELIAL NITRIC-OXIDE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: OXYGENASE DOMAIN; COMPND 5 SYNONYM: ENOS, NOS3; 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 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PECNOS19 KEYWDS L-ARGININE MONOOXYGENASE, NITRIC OXIDE, HUMAN, ZNS4, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR T.O.FISCHMANN,P.C.WEBER REVDAT 5 27-DEC-23 3NOS 1 REMARK LINK REVDAT 4 13-JUL-11 3NOS 1 VERSN REVDAT 3 24-FEB-09 3NOS 1 VERSN REVDAT 2 01-APR-03 3NOS 1 JRNL REVDAT 1 04-FEB-00 3NOS 0 JRNL AUTH T.O.FISCHMANN,A.HRUZA,X.D.NIU,J.D.FOSSETTA,C.A.LUNN, JRNL AUTH 2 E.DOLPHIN,A.J.PRONGAY,P.REICHERT,D.J.LUNDELL,S.K.NARULA, JRNL AUTH 3 P.C.WEBER JRNL TITL STRUCTURAL CHARACTERIZATION OF NITRIC OXIDE SYNTHASE JRNL TITL 2 ISOFORMS REVEALS STRIKING ACTIVE-SITE CONSERVATION. JRNL REF NAT.STRUCT.BIOL. V. 6 233 1999 JRNL REFN ISSN 1072-8368 JRNL PMID 10074942 JRNL DOI 10.1038/6675 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 0.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.0 REMARK 3 NUMBER OF REFLECTIONS : 35959 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) : 0.193 REMARK 3 FREE R VALUE : 0.308 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1740 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.48 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 59.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2145 REMARK 3 BIN R VALUE (WORKING SET) : 0.2770 REMARK 3 BIN FREE R VALUE : 0.3900 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 126 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.040 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6396 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 147 REMARK 3 SOLVENT ATOMS : 499 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 29.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.00 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) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.550 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 : RESTRAINTS 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 3NOS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-FEB-99. REMARK 100 THE DEPOSITION ID IS D_1000000442. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 100.00 REMARK 200 PH : 6.70 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.541 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : YALE MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35959 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 31.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.0 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05400 REMARK 200 FOR THE DATA SET : 11.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 57.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.16800 REMARK 200 FOR SHELL : 4.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE, SHARP, SOLOMON, DM REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.84 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.70 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 34.42950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 78.05850 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 46.63200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 78.05850 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 34.42950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 46.63200 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 9440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31500 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 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 PRO A 66 REMARK 465 LYS A 108 REMARK 465 LEU A 109 REMARK 465 GLN A 110 REMARK 465 GLY A 111 REMARK 465 ARG A 112 REMARK 465 PRO A 113 REMARK 465 SER A 114 REMARK 465 PRO A 115 REMARK 465 GLY A 116 REMARK 465 PRO A 117 REMARK 465 PRO A 118 REMARK 465 ALA A 119 REMARK 465 PRO A 120 REMARK 465 GLU A 121 REMARK 465 LYS A 481 REMARK 465 GLY A 482 REMARK 465 SER A 483 REMARK 465 ALA A 484 REMARK 465 ALA A 485 REMARK 465 LYS A 486 REMARK 465 GLY A 487 REMARK 465 THR A 488 REMARK 465 GLY A 489 REMARK 465 ILE A 490 REMARK 465 THR A 491 REMARK 465 ARG A 492 REMARK 465 PRO B 66 REMARK 465 LYS B 108 REMARK 465 LEU B 109 REMARK 465 GLN B 110 REMARK 465 GLY B 111 REMARK 465 ARG B 112 REMARK 465 PRO B 113 REMARK 465 SER B 114 REMARK 465 PRO B 115 REMARK 465 GLY B 116 REMARK 465 PRO B 117 REMARK 465 PRO B 118 REMARK 465 ALA B 119 REMARK 465 PRO B 120 REMARK 465 GLU B 121 REMARK 465 LYS B 481 REMARK 465 GLY B 482 REMARK 465 SER B 483 REMARK 465 ALA B 484 REMARK 465 ALA B 485 REMARK 465 LYS B 486 REMARK 465 GLY B 487 REMARK 465 THR B 488 REMARK 465 GLY B 489 REMARK 465 ILE B 490 REMARK 465 THR B 491 REMARK 465 ARG B 492 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 LYS A 192 55.90 -99.81 REMARK 500 ASN A 223 73.01 -101.53 REMARK 500 PRO A 236 118.46 -32.88 REMARK 500 ASP A 258 20.65 -76.22 REMARK 500 ASN A 283 35.98 33.66 REMARK 500 PRO A 307 -37.75 -39.79 REMARK 500 ALA A 325 -9.16 -59.59 REMARK 500 ALA A 351 67.30 -166.25 REMARK 500 ARG A 372 -136.96 -116.31 REMARK 500 PRO A 451 3.47 -63.91 REMARK 500 LYS B 192 58.07 -102.26 REMARK 500 ASN B 223 73.84 -101.11 REMARK 500 ASP B 258 21.15 -75.74 REMARK 500 ASN B 283 32.93 37.17 REMARK 500 ALA B 351 68.15 -162.15 REMARK 500 ARG B 372 -133.70 -112.95 REMARK 500 PRO B 451 0.65 -63.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 135 0.07 SIDE CHAIN REMARK 500 TYR A 210 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 HIGH-SPIN STATE REMARK 600 REMARK 600 ZNS4 CLUSTER LOCATED AT THE DIMER INTERFACE REMARK 600 REMARK 600 PROTEIN WAS PURIFIED AND CRYSTALLIZED WITH ARGININE. BUT REMARK 600 THE SUBSTRATE WAS FOUND TO BE HYDROXYLATED REMARK 600 (FIRST STEP OF CONVERSION FROM ARGININE TO NO AND REMARK 600 CITRULLINE). THIS RESULT HAS BEEN CONFIRMED BY MASS REMARK 600 SPECTROMETRY. 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 A1000 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 94 SG REMARK 620 2 CYS A 99 SG 107.4 REMARK 620 3 CYS B 94 SG 117.5 106.9 REMARK 620 4 CYS B 99 SG 113.9 101.2 108.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 510 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 184 SG REMARK 620 2 HEM A 510 NA 110.3 REMARK 620 3 HEM A 510 NB 104.1 83.0 REMARK 620 4 HEM A 510 NC 105.2 143.8 81.8 REMARK 620 5 HEM A 510 ND 112.0 92.3 142.9 80.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B1010 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 184 SG REMARK 620 2 HEM B1010 NA 106.9 REMARK 620 3 HEM B1010 NB 106.8 84.9 REMARK 620 4 HEM B1010 NC 108.4 144.7 84.5 REMARK 620 5 HEM B1010 ND 109.3 86.2 143.8 82.9 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: COF REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: COFACTORS REMARK 800 REMARK 800 SITE_IDENTIFIER: SUB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: SUBSTRATE REMARK 800 REMARK 800 SITE_IDENTIFIER: ZNB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ZINC BINDING SITE AT THE DIMERIZATION INTERFACE REMARK 800 2 MOTIFS CX REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAR A 512 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAR B 1012 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 510 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 511 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 1010 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B B 1011 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4NOS RELATED DB: PDB DBREF 3NOS A 66 492 UNP P29474 NOS3_HUMAN 66 492 DBREF 3NOS B 66 492 UNP P29474 NOS3_HUMAN 66 492 SEQRES 1 A 427 PRO LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER SEQRES 2 A 427 ILE THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP SEQRES 3 A 427 GLY PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL SEQRES 4 A 427 PHE PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO SEQRES 5 A 427 PRO ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE SEQRES 6 A 427 ILE ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER SEQRES 7 A 427 GLN ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU SEQRES 8 A 427 VAL ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU SEQRES 9 A 427 LEU VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO SEQRES 10 A 427 ARG CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL SEQRES 11 A 427 PHE ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE SEQRES 12 A 427 THR TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG SEQRES 13 A 427 GLY ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG SEQRES 14 A 427 CYS PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN SEQRES 15 A 427 LEU VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER SEQRES 16 A 427 VAL ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU SEQRES 17 A 427 CYS ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE SEQRES 18 A 427 ASP VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO SEQRES 19 A 427 PRO GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU SEQRES 20 A 427 VAL PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA SEQRES 21 A 427 LEU GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN SEQRES 22 A 427 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA SEQRES 23 A 427 PRO PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR SEQRES 24 A 427 ARG ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU SEQRES 25 A 427 ASP VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SEQRES 26 A 427 SER SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN SEQRES 27 A 427 VAL ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR SEQRES 28 A 427 ILE VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS SEQRES 29 A 427 HIS LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO SEQRES 30 A 427 ALA ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER SEQRES 31 A 427 LEU THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE SEQRES 32 A 427 LEU SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP LYS SEQRES 33 A 427 GLY SER ALA ALA LYS GLY THR GLY ILE THR ARG SEQRES 1 B 427 PRO LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER SEQRES 2 B 427 ILE THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP SEQRES 3 B 427 GLY PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL SEQRES 4 B 427 PHE PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO SEQRES 5 B 427 PRO ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE SEQRES 6 B 427 ILE ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER SEQRES 7 B 427 GLN ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU SEQRES 8 B 427 VAL ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU SEQRES 9 B 427 LEU VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO SEQRES 10 B 427 ARG CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL SEQRES 11 B 427 PHE ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE SEQRES 12 B 427 THR TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG SEQRES 13 B 427 GLY ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG SEQRES 14 B 427 CYS PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN SEQRES 15 B 427 LEU VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER SEQRES 16 B 427 VAL ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU SEQRES 17 B 427 CYS ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE SEQRES 18 B 427 ASP VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO SEQRES 19 B 427 PRO GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU SEQRES 20 B 427 VAL PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA SEQRES 21 B 427 LEU GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN SEQRES 22 B 427 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA SEQRES 23 B 427 PRO PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR SEQRES 24 B 427 ARG ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU SEQRES 25 B 427 ASP VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SEQRES 26 B 427 SER SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN SEQRES 27 B 427 VAL ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR SEQRES 28 B 427 ILE VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS SEQRES 29 B 427 HIS LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO SEQRES 30 B 427 ALA ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER SEQRES 31 B 427 LEU THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE SEQRES 32 B 427 LEU SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP LYS SEQRES 33 B 427 GLY SER ALA ALA LYS GLY THR GLY ILE THR ARG HET ZN A1000 1 HET HAR A 512 13 HET HEM A 510 43 HET H4B A 511 17 HET HAR B1012 13 HET HEM B1010 43 HET H4B B1011 17 HETNAM ZN ZINC ION HETNAM HAR N-OMEGA-HYDROXY-L-ARGININE HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETSYN HEM HEME FORMUL 3 ZN ZN 2+ FORMUL 4 HAR 2(C6 H14 N4 O3) FORMUL 5 HEM 2(C34 H32 FE N4 O4) FORMUL 6 H4B 2(C9 H15 N5 O3) FORMUL 10 HOH *499(H2 O) HELIX 1 1 SER A 85 GLN A 87 5 3 HELIX 2 2 LEU A 123 SER A 137 1 15 HELIX 3 3 GLN A 144 THR A 160 1 17 HELIX 4 4 GLU A 167 ARG A 179 1 13 HELIX 5 5 ARG A 187 GLN A 189 5 3 HELIX 6 6 ALA A 204 GLY A 222 1 19 HELIX 7 7 PRO A 265 HIS A 277 5 13 HELIX 8 8 ALA A 324 LEU A 326 5 3 HELIX 9 9 SER A 359 GLY A 363 1 5 HELIX 10 10 ARG A 365 CYS A 368 1 4 HELIX 11 11 LEU A 376 MET A 383 1 8 HELIX 12 12 THR A 390 SER A 392 5 3 HELIX 13 13 TRP A 394 LEU A 412 1 19 HELIX 14 14 HIS A 420 ARG A 438 1 19 HELIX 15 15 TRP A 445 ILE A 448 1 4 HELIX 16 16 GLY A 454 LEU A 456 5 3 HELIX 17 17 PRO A 458 HIS A 461 5 4 HELIX 18 18 SER B 85 GLN B 87 5 3 HELIX 19 19 LEU B 123 SER B 137 1 15 HELIX 20 20 GLN B 144 THR B 160 1 17 HELIX 21 21 GLU B 167 ARG B 179 1 13 HELIX 22 22 ARG B 187 GLN B 189 5 3 HELIX 23 23 ALA B 204 GLY B 222 1 19 HELIX 24 24 PRO B 265 GLN B 276 5 12 HELIX 25 25 PRO B 307 LEU B 309 5 3 HELIX 26 26 ALA B 324 LEU B 326 5 3 HELIX 27 27 SER B 359 GLY B 363 1 5 HELIX 28 28 ARG B 365 CYS B 368 1 4 HELIX 29 29 LEU B 376 CYS B 382 1 7 HELIX 30 30 THR B 390 SER B 392 5 3 HELIX 31 31 TRP B 394 LEU B 412 1 19 HELIX 32 32 HIS B 420 ARG B 438 1 19 HELIX 33 33 TRP B 445 ILE B 448 1 4 HELIX 34 34 GLY B 454 LEU B 456 5 3 HELIX 35 35 PRO B 458 HIS B 461 5 4 SHEET 1 A 2 PRO A 69 LYS A 72 0 SHEET 2 A 2 ILE A 79 ASP A 82 -1 N ASP A 82 O PRO A 69 SHEET 1 B 2 GLN A 194 ALA A 198 0 SHEET 2 B 2 ALA A 227 PHE A 231 1 N ILE A 228 O GLN A 194 SHEET 1 C 2 GLY A 253 ARG A 255 0 SHEET 2 C 2 VAL A 261 GLY A 263 -1 N ARG A 262 O TYR A 254 SHEET 1 D 2 LEU A 291 LEU A 293 0 SHEET 2 D 2 GLU A 301 PHE A 303 -1 N PHE A 303 O LEU A 291 SHEET 1 E 2 GLU A 312 PRO A 314 0 SHEET 2 E 2 ARG A 329 TYR A 331 -1 N TRP A 330 O VAL A 313 SHEET 1 F 3 ALA A 472 ARG A 474 0 SHEET 2 F 3 LEU A 340 ILE A 343 -1 N GLU A 342 O ALA A 472 SHEET 3 F 3 LEU A 346 PHE A 348 -1 N PHE A 348 O LEU A 341 SHEET 1 G 2 PRO B 69 LYS B 72 0 SHEET 2 G 2 ILE B 79 ASP B 82 -1 N ASP B 82 O PRO B 69 SHEET 1 H 2 GLN B 194 ALA B 198 0 SHEET 2 H 2 ALA B 227 PHE B 231 1 N ILE B 228 O GLN B 194 SHEET 1 I 2 GLY B 253 ARG B 255 0 SHEET 2 I 2 VAL B 261 GLY B 263 -1 N ARG B 262 O TYR B 254 SHEET 1 J 2 LEU B 291 LEU B 293 0 SHEET 2 J 2 GLU B 301 PHE B 303 -1 N PHE B 303 O LEU B 291 SHEET 1 K 2 GLU B 312 PRO B 314 0 SHEET 2 K 2 ARG B 329 TYR B 331 -1 N TRP B 330 O VAL B 313 SHEET 1 L 3 ALA B 472 ARG B 474 0 SHEET 2 L 3 LEU B 340 ILE B 343 -1 N GLU B 342 O ALA B 472 SHEET 3 L 3 LEU B 346 PHE B 348 -1 N PHE B 348 O LEU B 341 LINK SG CYS A 94 ZN ZN A1000 1555 1555 2.19 LINK SG CYS A 99 ZN ZN A1000 1555 1555 2.38 LINK SG CYS A 184 FE HEM A 510 1555 1555 2.26 LINK ZN ZN A1000 SG CYS B 94 1555 1555 2.20 LINK ZN ZN A1000 SG CYS B 99 1555 1555 2.49 LINK SG CYS B 184 FE HEM B1010 1555 1555 2.28 CISPEP 1 SER A 470 PRO A 471 0 13.36 CISPEP 2 SER B 470 PRO B 471 0 9.40 SITE 1 COF 2 HEM A 510 H4B A 511 SITE 1 SUB 1 HAR A 512 SITE 1 ZNB 2 CYS A 94 CYS A 99 SITE 1 AC1 4 CYS A 94 CYS A 99 CYS B 94 CYS B 99 SITE 1 AC2 11 GLN A 247 ARG A 250 TYR A 331 GLY A 355 SITE 2 AC2 11 TRP A 356 TYR A 357 GLU A 361 ASN A 366 SITE 3 AC2 11 HEM A 510 HOH A1078 HOH A1192 SITE 1 AC3 11 GLN B 247 ARG B 250 PRO B 334 GLY B 355 SITE 2 AC3 11 TRP B 356 TYR B 357 GLU B 361 ASN B 366 SITE 3 AC3 11 HEM B1010 HOH B1082 HOH B1147 SITE 1 AC4 16 TRP A 178 ARG A 183 CYS A 184 VAL A 185 SITE 2 AC4 16 SER A 226 MET A 339 PHE A 353 SER A 354 SITE 3 AC4 16 TRP A 356 TRP A 447 TYR A 475 H4B A 511 SITE 4 AC4 16 HAR A 512 HOH A1096 HOH A1191 HOH A1192 SITE 1 AC5 11 SER A 102 ARG A 365 ALA A 446 TRP A 447 SITE 2 AC5 11 HEM A 510 HOH A1097 HOH A1129 HOH A1159 SITE 3 AC5 11 TRP B 445 PHE B 460 HOH B1194 SITE 1 AC6 15 TRP B 178 ARG B 183 CYS B 184 VAL B 185 SITE 2 AC6 15 MET B 339 PHE B 353 SER B 354 TRP B 356 SITE 3 AC6 15 GLU B 361 TRP B 447 PHE B 473 TYR B 475 SITE 4 AC6 15 H4B B1011 HAR B1012 HOH B1131 SITE 1 AC7 12 TRP A 445 PHE A 460 SER B 102 ARG B 365 SITE 2 AC7 12 ALA B 446 TRP B 447 HEM B1010 HOH B1063 SITE 3 AC7 12 HOH B1071 HOH B1108 HOH B1164 HOH B1222 CRYST1 68.859 93.264 156.117 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 0.014522 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010722 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006405 0.00000 MTRIX1 1 -0.971000 -0.236260 0.036470 35.83009 1 MTRIX2 1 -0.237020 0.931570 -0.275670 15.99244 1 MTRIX3 1 0.031160 -0.276320 -0.960560 81.90234 1