HEADER OXIDOREDUCTASE 16-NOV-99 1DF1 TITLE MURINE INOSOXY DIMER WITH ISOTHIOUREA BOUND IN THE ACTIVE SITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: NOS; COMPND 5 EC: 1.14.13.39; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 CELL: MACROPHAGE; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PCWORI KEYWDS NITRIC OXIDE L-ARGININE MONOOXYGENASE, NOS, HEME, ISOTHIOUREA, INOS, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR B.R.CRANE,R.J.ROSENFELD,A.S.ARVAI,D.K.GHOSH,S.GHOSH,J.A.TAINER, AUTHOR 2 D.J.STUEHR,E.D.GETZOFF REVDAT 6 07-FEB-24 1DF1 1 REMARK LINK ATOM REVDAT 5 31-JAN-18 1DF1 1 REMARK REVDAT 4 13-JUL-11 1DF1 1 VERSN REVDAT 3 24-FEB-09 1DF1 1 VERSN REVDAT 2 01-APR-03 1DF1 1 JRNL REVDAT 1 08-DEC-99 1DF1 0 JRNL AUTH B.R.CRANE,R.J.ROSENFELD,A.S.ARVAI,D.K.GHOSH,S.GHOSH, JRNL AUTH 2 J.A.TAINER,D.J.STUEHR,E.D.GETZOFF JRNL TITL N-TERMINAL DOMAIN SWAPPING AND METAL ION BINDING IN NITRIC JRNL TITL 2 OXIDE SYNTHASE DIMERIZATION. JRNL REF EMBO J. V. 18 6271 1999 JRNL REFN ISSN 0261-4189 JRNL PMID 10562539 JRNL DOI 10.1093/EMBOJ/18.22.6271 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 DOI 10.1126/SCIENCE.279.5359.2121 REMARK 2 REMARK 2 RESOLUTION. 2.35 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.2 REMARK 3 NUMBER OF REFLECTIONS : 255531 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.223 REMARK 3 FREE R VALUE : 0.298 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 12777 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 6846 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 134 REMARK 3 SOLVENT ATOMS : 218 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 47.39 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) : 1.013 REMARK 3 BOND ANGLES (DEGREES) : 1.700 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 : NULL 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 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DF1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-NOV-99. REMARK 100 THE DEPOSITION ID IS D_1000010028. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-MAR-98 REMARK 200 TEMPERATURE (KELVIN) : 200.0 REMARK 200 PH : 5.3 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) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL 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 : 255531 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.350 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.05600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.35 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.43 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : 0.32100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 67.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LI2SO4, BOG, MES, PH 5.3, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 277.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.58400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 75.16800 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 56.37600 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 93.96000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 18.79200 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 37.58400 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 75.16800 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 93.96000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 56.37600 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 18.79200 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 10310 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 34230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -199.0 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 214.46400 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 56.37600 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 9970 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -132.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 BIOMT1 2 -0.500000 -0.866025 0.000000 321.69600 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 185.73127 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 187.92000 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 900 LIES ON A SPECIAL POSITION. REMARK 375 ZN ZN B 900 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 ASN A 497 REMARK 465 GLU A 498 REMARK 465 LYS A 499 REMARK 465 ASN B 497 REMARK 465 GLU B 498 REMARK 465 LYS B 499 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN A 496 O REMARK 470 GLN B 496 O REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 1101 O HOH A 1101 11655 0.33 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO A 489 C - N - CA ANGL. DEV. = 9.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 THR A 99 -92.78 -34.34 REMARK 500 PRO A 127 176.39 -57.99 REMARK 500 GLU A 150 84.61 71.99 REMARK 500 TRP A 200 -36.52 -36.06 REMARK 500 SER A 212 -25.36 -141.81 REMARK 500 ASN A 230 29.16 48.46 REMARK 500 SER A 245 -90.95 -101.23 REMARK 500 ASP A 268 21.45 -71.40 REMARK 500 THR A 270 -162.54 -68.42 REMARK 500 TYR A 293 35.08 22.20 REMARK 500 ASP A 306 -126.50 50.20 REMARK 500 GLN A 308 163.98 -38.18 REMARK 500 PRO A 328 21.52 -73.61 REMARK 500 LYS A 329 -59.42 -151.50 REMARK 500 GLU A 335 4.53 -69.42 REMARK 500 CYS A 361 64.07 -163.23 REMARK 500 ARG A 382 -133.26 -119.43 REMARK 500 LEU A 395 134.96 11.70 REMARK 500 LEU A 479 -165.41 -100.83 REMARK 500 THR B 99 -149.67 -84.76 REMARK 500 SER B 100 137.99 52.57 REMARK 500 PHE B 102 171.20 -54.06 REMARK 500 ASN B 115 68.78 -116.91 REMARK 500 GLU B 150 86.06 53.93 REMARK 500 ARG B 197 4.70 -68.64 REMARK 500 SER B 245 -78.01 -103.46 REMARK 500 ASP B 306 -110.10 47.59 REMARK 500 GLN B 308 165.46 -43.39 REMARK 500 LYS B 329 -51.27 -131.85 REMARK 500 CYS B 361 74.12 -157.22 REMARK 500 ARG B 382 -130.23 -121.78 REMARK 500 GLN B 423 21.40 -77.40 REMARK 500 ARG B 448 14.52 -140.36 REMARK 500 PRO B 461 0.10 -64.51 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ASP B 101 13.50 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 900 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 104 SG REMARK 620 2 CYS A 104 SG 131.4 REMARK 620 3 CYS A 109 SG 108.3 99.8 REMARK 620 4 CYS A 109 SG 104.9 113.2 91.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 901 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 194 SG REMARK 620 2 HEM A 901 NA 109.3 REMARK 620 3 HEM A 901 NB 99.2 90.5 REMARK 620 4 HEM A 901 NC 98.1 152.5 87.7 REMARK 620 5 HEM A 901 ND 100.7 87.3 159.5 84.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 900 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 104 SG REMARK 620 2 CYS B 104 SG 89.0 REMARK 620 3 CYS B 109 SG 114.9 104.1 REMARK 620 4 CYS B 109 SG 103.2 111.6 127.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 901 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 194 SG REMARK 620 2 HEM B 901 NA 113.4 REMARK 620 3 HEM B 901 NB 93.4 88.5 REMARK 620 4 HEM B 901 NC 91.0 155.6 90.0 REMARK 620 5 HEM B 901 ND 104.2 87.1 162.1 86.9 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 ZN A 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU A 899 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B B 1902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ITU B 1899 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NOD RELATED DB: PDB REMARK 900 MURINE INOSOX DIMER WITH PTERIN AND L-ARGININE REMARK 900 RELATED ID: 2NOD RELATED DB: PDB REMARK 900 MURINE INOSOX DIMER WITH PTERIN BOUND REMARK 900 RELATED ID: 3NOD RELATED DB: PDB REMARK 900 MUSINE INOSOX DIMER WITH PTERIN AND THIOUCITRULINE BOUND REMARK 900 RELATED ID: 1QOM RELATED DB: PDB REMARK 900 MURINE INOSOX DIMER WITH SWAPPED N-TERMINAL HOOKS DBREF 1DF1 A 77 499 UNP P29477 NOS2_MOUSE 77 499 DBREF 1DF1 B 77 499 UNP P29477 NOS2_MOUSE 77 499 SEQRES 1 A 423 GLN TYR VAL ARG ILE LYS ASN TRP GLY SER GLY GLU ILE SEQRES 2 A 423 LEU HIS ASP THR LEU HIS HIS LYS ALA THR SER ASP PHE SEQRES 3 A 423 THR CYS LYS SER LYS SER CYS LEU GLY SER ILE MET ASN SEQRES 4 A 423 PRO LYS SER LEU THR ARG GLY PRO ARG ASP LYS PRO THR SEQRES 5 A 423 PRO LEU GLU GLU LEU LEU PRO HIS ALA ILE GLU PHE ILE SEQRES 6 A 423 ASN GLN TYR TYR GLY SER PHE LYS GLU ALA LYS ILE GLU SEQRES 7 A 423 GLU HIS LEU ALA ARG LEU GLU ALA VAL THR LYS GLU ILE SEQRES 8 A 423 GLU THR THR GLY THR TYR GLN LEU THR LEU ASP GLU LEU SEQRES 9 A 423 ILE PHE ALA THR LYS MET ALA TRP ARG ASN ALA PRO ARG SEQRES 10 A 423 CYS ILE GLY ARG ILE GLN TRP SER ASN LEU GLN VAL PHE SEQRES 11 A 423 ASP ALA ARG ASN CYS SER THR ALA GLN GLU MET PHE GLN SEQRES 12 A 423 HIS ILE CYS ARG HIS ILE LEU TYR ALA THR ASN ASN GLY SEQRES 13 A 423 ASN ILE ARG SER ALA ILE THR VAL PHE PRO GLN ARG SER SEQRES 14 A 423 ASP GLY LYS HIS ASP PHE ARG LEU TRP ASN SER GLN LEU SEQRES 15 A 423 ILE ARG TYR ALA GLY TYR GLN MET PRO ASP GLY THR ILE SEQRES 16 A 423 ARG GLY ASP ALA ALA THR LEU GLU PHE THR GLN LEU CYS SEQRES 17 A 423 ILE ASP LEU GLY TRP LYS PRO ARG TYR GLY ARG PHE ASP SEQRES 18 A 423 VAL LEU PRO LEU VAL LEU GLN ALA ASP GLY GLN ASP PRO SEQRES 19 A 423 GLU VAL PHE GLU ILE PRO PRO ASP LEU VAL LEU GLU VAL SEQRES 20 A 423 THR MET GLU HIS PRO LYS TYR GLU TRP PHE GLN GLU LEU SEQRES 21 A 423 GLY LEU LYS TRP TYR ALA LEU PRO ALA VAL ALA ASN MET SEQRES 22 A 423 LEU LEU GLU VAL GLY GLY LEU GLU PHE PRO ALA CYS PRO SEQRES 23 A 423 PHE ASN GLY TRP TYR MET GLY THR GLU ILE GLY VAL ARG SEQRES 24 A 423 ASP PHE CYS ASP THR GLN ARG TYR ASN ILE LEU GLU GLU SEQRES 25 A 423 VAL GLY ARG ARG MET GLY LEU GLU THR HIS THR LEU ALA SEQRES 26 A 423 SER LEU TRP LYS ASP ARG ALA VAL THR GLU ILE ASN VAL SEQRES 27 A 423 ALA VAL LEU HIS SER PHE GLN LYS GLN ASN VAL THR ILE SEQRES 28 A 423 MET ASP HIS HIS THR ALA SER GLU SER PHE MET LYS HIS SEQRES 29 A 423 MET GLN ASN GLU TYR ARG ALA ARG GLY GLY CYS PRO ALA SEQRES 30 A 423 ASP TRP ILE TRP LEU VAL PRO PRO VAL SER GLY SER ILE SEQRES 31 A 423 THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR VAL LEU SEQRES 32 A 423 SER PRO PHE TYR TYR TYR GLN ILE GLU PRO TRP LYS THR SEQRES 33 A 423 HIS ILE TRP GLN ASN GLU LYS SEQRES 1 B 423 GLN TYR VAL ARG ILE LYS ASN TRP GLY SER GLY GLU ILE SEQRES 2 B 423 LEU HIS ASP THR LEU HIS HIS LYS ALA THR SER ASP PHE SEQRES 3 B 423 THR CYS LYS SER LYS SER CYS LEU GLY SER ILE MET ASN SEQRES 4 B 423 PRO LYS SER LEU THR ARG GLY PRO ARG ASP LYS PRO THR SEQRES 5 B 423 PRO LEU GLU GLU LEU LEU PRO HIS ALA ILE GLU PHE ILE SEQRES 6 B 423 ASN GLN TYR TYR GLY SER PHE LYS GLU ALA LYS ILE GLU SEQRES 7 B 423 GLU HIS LEU ALA ARG LEU GLU ALA VAL THR LYS GLU ILE SEQRES 8 B 423 GLU THR THR GLY THR TYR GLN LEU THR LEU ASP GLU LEU SEQRES 9 B 423 ILE PHE ALA THR LYS MET ALA TRP ARG ASN ALA PRO ARG SEQRES 10 B 423 CYS ILE GLY ARG ILE GLN TRP SER ASN LEU GLN VAL PHE SEQRES 11 B 423 ASP ALA ARG ASN CYS SER THR ALA GLN GLU MET PHE GLN SEQRES 12 B 423 HIS ILE CYS ARG HIS ILE LEU TYR ALA THR ASN ASN GLY SEQRES 13 B 423 ASN ILE ARG SER ALA ILE THR VAL PHE PRO GLN ARG SER SEQRES 14 B 423 ASP GLY LYS HIS ASP PHE ARG LEU TRP ASN SER GLN LEU SEQRES 15 B 423 ILE ARG TYR ALA GLY TYR GLN MET PRO ASP GLY THR ILE SEQRES 16 B 423 ARG GLY ASP ALA ALA THR LEU GLU PHE THR GLN LEU CYS SEQRES 17 B 423 ILE ASP LEU GLY TRP LYS PRO ARG TYR GLY ARG PHE ASP SEQRES 18 B 423 VAL LEU PRO LEU VAL LEU GLN ALA ASP GLY GLN ASP PRO SEQRES 19 B 423 GLU VAL PHE GLU ILE PRO PRO ASP LEU VAL LEU GLU VAL SEQRES 20 B 423 THR MET GLU HIS PRO LYS TYR GLU TRP PHE GLN GLU LEU SEQRES 21 B 423 GLY LEU LYS TRP TYR ALA LEU PRO ALA VAL ALA ASN MET SEQRES 22 B 423 LEU LEU GLU VAL GLY GLY LEU GLU PHE PRO ALA CYS PRO SEQRES 23 B 423 PHE ASN GLY TRP TYR MET GLY THR GLU ILE GLY VAL ARG SEQRES 24 B 423 ASP PHE CYS ASP THR GLN ARG TYR ASN ILE LEU GLU GLU SEQRES 25 B 423 VAL GLY ARG ARG MET GLY LEU GLU THR HIS THR LEU ALA SEQRES 26 B 423 SER LEU TRP LYS ASP ARG ALA VAL THR GLU ILE ASN VAL SEQRES 27 B 423 ALA VAL LEU HIS SER PHE GLN LYS GLN ASN VAL THR ILE SEQRES 28 B 423 MET ASP HIS HIS THR ALA SER GLU SER PHE MET LYS HIS SEQRES 29 B 423 MET GLN ASN GLU TYR ARG ALA ARG GLY GLY CYS PRO ALA SEQRES 30 B 423 ASP TRP ILE TRP LEU VAL PRO PRO VAL SER GLY SER ILE SEQRES 31 B 423 THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR VAL LEU SEQRES 32 B 423 SER PRO PHE TYR TYR TYR GLN ILE GLU PRO TRP LYS THR SEQRES 33 B 423 HIS ILE TRP GLN ASN GLU LYS HET ZN A 900 1 HET HEM A 901 43 HET H4B A 902 17 HET ITU A 899 6 HET ZN B 900 1 HET HEM B 901 43 HET H4B B1902 17 HET ITU B1899 6 HETNAM ZN ZINC ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM ITU ETHYLISOTHIOUREA HETSYN HEM HEME FORMUL 3 ZN 2(ZN 2+) FORMUL 4 HEM 2(C34 H32 FE N4 O4) FORMUL 5 H4B 2(C9 H15 N5 O3) FORMUL 6 ITU 2(C3 H8 N2 S) FORMUL 11 HOH *218(H2 O) HELIX 1 1 THR A 93 ALA A 98 5 6 HELIX 2 2 PRO A 116 LEU A 119 5 4 HELIX 3 3 PRO A 129 GLY A 146 1 18 HELIX 4 4 LYS A 152 GLY A 171 1 20 HELIX 5 5 THR A 176 ASN A 190 1 15 HELIX 6 6 GLY A 196 TRP A 200 5 5 HELIX 7 7 THR A 213 ASN A 230 1 18 HELIX 8 8 ASN A 231 ASN A 233 5 3 HELIX 9 9 THR A 277 LEU A 287 1 11 HELIX 10 10 PHE A 333 GLY A 337 5 5 HELIX 11 11 MET A 368 VAL A 374 1 7 HELIX 12 12 VAL A 374 ASP A 379 1 6 HELIX 13 13 ILE A 385 ARG A 392 1 8 HELIX 14 14 THR A 399 SER A 402 5 4 HELIX 15 15 LEU A 403 GLN A 423 1 21 HELIX 16 16 ASP A 429 GLY A 449 1 21 HELIX 17 17 ASP A 454 VAL A 459 1 6 HELIX 18 18 SER A 463 THR A 467 5 5 HELIX 19 19 THR A 467 HIS A 471 5 5 HELIX 20 20 GLU A 488 THR A 492 5 5 HELIX 21 21 THR B 93 ALA B 98 5 6 HELIX 22 22 PRO B 116 LEU B 119 5 4 HELIX 23 23 PRO B 129 GLY B 146 1 18 HELIX 24 24 LYS B 152 GLY B 171 1 20 HELIX 25 25 THR B 176 ASN B 190 1 15 HELIX 26 26 GLY B 196 TRP B 200 5 5 HELIX 27 27 THR B 213 ASN B 230 1 18 HELIX 28 28 ASN B 231 ASN B 233 5 3 HELIX 29 29 THR B 277 LEU B 287 1 11 HELIX 30 30 PRO B 316 VAL B 320 5 5 HELIX 31 31 PHE B 333 GLY B 337 5 5 HELIX 32 32 MET B 368 VAL B 374 1 7 HELIX 33 33 VAL B 374 ASP B 379 1 6 HELIX 34 34 ILE B 385 ARG B 392 1 8 HELIX 35 35 THR B 399 SER B 402 5 4 HELIX 36 36 LEU B 403 GLN B 423 1 21 HELIX 37 37 ASP B 429 GLY B 449 1 21 HELIX 38 38 ASP B 454 VAL B 459 1 6 HELIX 39 39 THR B 467 HIS B 471 5 5 HELIX 40 40 GLU B 488 THR B 492 5 5 SHEET 1 A 2 VAL A 79 LYS A 82 0 SHEET 2 A 2 ILE A 89 ASP A 92 -1 O LEU A 90 N ILE A 81 SHEET 1 B 4 GLN A 204 ASP A 207 0 SHEET 2 B 4 ALA A 237 VAL A 240 1 O ILE A 238 N PHE A 206 SHEET 3 B 4 PHE A 363 ASN A 364 -1 N ASN A 364 O ALA A 237 SHEET 4 B 4 ALA A 345 VAL A 346 -1 O VAL A 346 N PHE A 363 SHEET 1 C 3 ARG A 252 LEU A 253 0 SHEET 2 C 3 LEU A 301 GLN A 304 -1 N GLN A 304 O ARG A 252 SHEET 3 C 3 GLU A 311 PHE A 313 -1 N GLU A 311 O LEU A 303 SHEET 1 D 2 GLY A 263 TYR A 264 0 SHEET 2 D 2 ARG A 272 GLY A 273 -1 N ARG A 272 O TYR A 264 SHEET 1 E 2 GLU A 322 THR A 324 0 SHEET 2 E 2 LYS A 339 TYR A 341 -1 N TRP A 340 O VAL A 323 SHEET 1 F 3 LEU A 356 PHE A 358 0 SHEET 2 F 3 LEU A 350 VAL A 353 -1 O LEU A 351 N PHE A 358 SHEET 3 F 3 PHE A 482 TYR A 484 -1 O PHE A 482 N GLU A 352 SHEET 1 G 2 VAL B 79 LYS B 82 0 SHEET 2 G 2 ILE B 89 ASP B 92 -1 O LEU B 90 N ILE B 81 SHEET 1 H 4 GLN B 204 ASP B 207 0 SHEET 2 H 4 ALA B 237 VAL B 240 1 O ILE B 238 N PHE B 206 SHEET 3 H 4 PHE B 363 ASN B 364 -1 N ASN B 364 O ALA B 237 SHEET 4 H 4 ALA B 345 VAL B 346 -1 O VAL B 346 N PHE B 363 SHEET 1 I 3 ARG B 252 LEU B 253 0 SHEET 2 I 3 LEU B 301 GLN B 304 -1 N GLN B 304 O ARG B 252 SHEET 3 I 3 GLU B 311 PHE B 313 -1 N GLU B 311 O LEU B 303 SHEET 1 J 2 GLY B 263 GLN B 265 0 SHEET 2 J 2 ILE B 271 GLY B 273 -1 N ARG B 272 O TYR B 264 SHEET 1 K 2 GLU B 322 THR B 324 0 SHEET 2 K 2 LYS B 339 TYR B 341 -1 O TRP B 340 N VAL B 323 SHEET 1 L 3 LEU B 356 PHE B 358 0 SHEET 2 L 3 LEU B 350 VAL B 353 -1 O LEU B 351 N PHE B 358 SHEET 3 L 3 PHE B 482 TYR B 484 -1 O PHE B 482 N GLU B 352 LINK SG CYS A 104 ZN ZN A 900 1555 1555 2.23 LINK SG CYS A 104 ZN ZN A 900 11655 1555 2.24 LINK SG CYS A 109 ZN ZN A 900 1555 1555 2.27 LINK SG CYS A 109 ZN ZN A 900 11655 1555 2.12 LINK SG CYS A 194 FE HEM A 901 1555 1555 2.47 LINK SG CYS B 104 ZN ZN B 900 1555 1555 2.24 LINK SG CYS B 104 ZN ZN B 900 9766 1555 2.27 LINK SG CYS B 109 ZN ZN B 900 1555 1555 2.19 LINK SG CYS B 109 ZN ZN B 900 9766 1555 2.25 LINK SG CYS B 194 FE HEM B 901 1555 1555 2.39 CISPEP 1 SER A 480 PRO A 481 0 2.06 CISPEP 2 SER B 480 PRO B 481 0 0.78 SITE 1 AC1 2 CYS A 104 CYS A 109 SITE 1 AC2 2 CYS B 104 CYS B 109 SITE 1 AC3 16 TRP A 188 CYS A 194 SER A 236 PHE A 363 SITE 2 AC3 16 ASN A 364 GLY A 365 TRP A 366 GLU A 371 SITE 3 AC3 16 TRP A 457 TYR A 485 ITU A 899 H4B A 902 SITE 4 AC3 16 HOH A 977 HOH A1033 HOH A1095 HOH A1131 SITE 1 AC4 12 SER A 112 ARG A 375 TRP A 455 ILE A 456 SITE 2 AC4 12 TRP A 457 PHE A 470 HIS A 471 HEM A 901 SITE 3 AC4 12 HOH A 977 HOH A 978 HOH A 980 HOH A1058 SITE 1 AC5 7 PRO A 344 VAL A 346 PHE A 363 TRP A 366 SITE 2 AC5 7 GLU A 371 HEM A 901 HOH A1094 SITE 1 AC6 16 TRP B 188 CYS B 194 SER B 236 PHE B 363 SITE 2 AC6 16 ASN B 364 TRP B 366 GLU B 371 TRP B 457 SITE 3 AC6 16 TYR B 485 HOH B1001 HOH B1090 HOH B1115 SITE 4 AC6 16 HOH B1117 HOH B1123 ITU B1899 H4B B1902 SITE 1 AC7 13 SER B 112 ARG B 375 TRP B 455 ILE B 456 SITE 2 AC7 13 TRP B 457 PHE B 470 HIS B 471 GLU B 473 SITE 3 AC7 13 HEM B 901 HOH B 968 HOH B1001 HOH B1019 SITE 4 AC7 13 HOH B1025 SITE 1 AC8 11 VAL B 346 TRP B 366 TYR B 367 GLU B 371 SITE 2 AC8 11 HEM B 901 HOH B 945 HOH B 999 HOH B1000 SITE 3 AC8 11 HOH B1123 HOH B1124 HOH B1125 CRYST1 214.464 214.464 112.752 90.00 90.00 120.00 P 61 2 2 24 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 0.004663 0.002692 0.000000 0.00000 SCALE2 0.000000 0.005384 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008869 0.00000