HEADER OXIDOREDUCTASE 18-DEC-96 6COX TITLE CYCLOOXYGENASE-2 (PROSTAGLANDIN SYNTHASE-2) COMPLEXED WITH A SELECTIVE TITLE 2 INHIBITOR, SC-558 IN I222 SPACE GROUP COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYCLOOXYGENASE-2; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PROSTAGLANDIN SYNTHASE-2; COMPND 5 EC: 1.14.99.1; 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_LINE: CULTURED SF21; SOURCE 6 TISSUE: DERMAL; SOURCE 7 CELL: FIBROBLAST; SOURCE 8 CELLULAR_LOCATION: ENDOPLASMIC RETICULUM; SOURCE 9 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 10 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 11 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 12 EXPRESSION_SYSTEM_CELL_LINE: CULTURED SF21; SOURCE 13 EXPRESSION_SYSTEM_TISSUE: OVARIAN TISSUE; SOURCE 14 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS; SOURCE 15 EXPRESSION_SYSTEM_VECTOR: PVL1393 KEYWDS PEROXIDASE, DIOXYGENASE, CYCLOOXYGENASE, NONSTEROIDAL KEYWDS 2 ANTIINFLAMMATORY DRUGS, INFLAMMATION, ARTHRITIS, PROSTAGLANDIN, KEYWDS 3 PROSTAGLANDIN SYNTHASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.KURUMBAIL,W.STALLINGS REVDAT 6 09-AUG-23 6COX 1 HETSYN REVDAT 5 29-JUL-20 6COX 1 COMPND REMARK SEQADV HETNAM REVDAT 5 2 1 LINK SITE REVDAT 4 13-JUL-11 6COX 1 VERSN REVDAT 3 24-FEB-09 6COX 1 VERSN REVDAT 2 01-APR-03 6COX 1 JRNL REVDAT 1 24-DEC-97 6COX 0 JRNL AUTH R.G.KURUMBAIL,A.M.STEVENS,J.K.GIERSE,J.J.MCDONALD, JRNL AUTH 2 R.A.STEGEMAN,J.Y.PAK,D.GILDEHAUS,J.M.MIYASHIRO,T.D.PENNING, JRNL AUTH 3 K.SEIBERT,P.C.ISAKSON,W.C.STALLINGS JRNL TITL STRUCTURAL BASIS FOR SELECTIVE INHIBITION OF JRNL TITL 2 CYCLOOXYGENASE-2 BY ANTI-INFLAMMATORY AGENTS. JRNL REF NATURE V. 384 644 1996 JRNL REFN ISSN 0028-0836 JRNL PMID 8967954 JRNL DOI 10.1038/384644A0 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.G.KURUMBAIL,A.M.STEVENS,J.K.GIERSE,J.J.MCDONALD, REMARK 1 AUTH 2 R.A.STEGEMAN,J.Y.PAK,D.GILDEHAUS,J.M.MIYASHIRO,T.D.PENNING, REMARK 1 AUTH 3 K.SEIBERT,P.C.ISAKSON,W.C.STALLINGS REMARK 1 TITL ERRATUM. STRUCTURAL BASIS FOR SELECTIVE INHIBITION OF REMARK 1 TITL 2 CYCLOOXYGENASE-2 BY ANTI-INFLAMMATORY AGENTS REMARK 1 REF NATURE V. 385 555 1997 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 2.80 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 88.5 REMARK 3 NUMBER OF REFLECTIONS : 31066 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) : 0.220 REMARK 3 FREE R VALUE : 0.309 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.900 REMARK 3 FREE R VALUE TEST SET COUNT : 3110 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.92 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 67.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2651 REMARK 3 BIN R VALUE (WORKING SET) : 0.2770 REMARK 3 BIN FREE R VALUE : 0.3460 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 301 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 : 8946 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 222 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.60 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) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.830 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.670 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) : 1.500 ; 2.730 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.000 ; 2.730 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.500 ; 3.000 REMARK 3 REMARK 3 NCS MODEL : RESTRAINED REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : 300 ; 0.049 REMARK 3 GROUP 1 B-FACTOR (A**2) : 1.0 ; 2.02 REMARK 3 GROUP 2 POSITIONAL (A) : 300 ; 0.038 REMARK 3 GROUP 2 B-FACTOR (A**2) : 1.0 ; 1.94 REMARK 3 GROUP 3 POSITIONAL (A) : 300 ; 0.047 REMARK 3 GROUP 3 B-FACTOR (A**2) : 1.0 ; 2.14 REMARK 3 GROUP 4 POSITIONAL (A) : 300 ; 0.055 REMARK 3 GROUP 4 B-FACTOR (A**2) : 1.0 ; 2.55 REMARK 3 GROUP 5 POSITIONAL (A) : 300 ; 0.042 REMARK 3 GROUP 5 B-FACTOR (A**2) : 1.0 ; 2.05 REMARK 3 GROUP 6 POSITIONAL (A) : 300 ; 0.041 REMARK 3 GROUP 6 B-FACTOR (A**2) : 1.0 ; 1.55 REMARK 3 GROUP 7 POSITIONAL (A) : 200 ; 0.058 REMARK 3 GROUP 7 B-FACTOR (A**2) : 2.0 ; 2.68 REMARK 3 GROUP 8 POSITIONAL (A) : 50 ; 0.18 REMARK 3 GROUP 8 B-FACTOR (A**2) : 5.0 ; 5.09 REMARK 3 REMARK 3 PARAMETER FILE 1 : PARAM_ENGH.PRO REMARK 3 PARAMETER FILE 2 : PARAM19X_MOD.HEME REMARK 3 PARAMETER FILE 3 : PARAM3_MOD.CHO REMARK 3 PARAMETER FILE 4 : PARAM.SC558 REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOP_ENGH.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19X_MOD.HEME REMARK 3 TOPOLOGY FILE 3 : TOPH3.CHO REMARK 3 TOPOLOGY FILE 4 : TOP.SC558 REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6COX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000179806. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : APR-96 REMARK 200 TEMPERATURE (KELVIN) : 113 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : SUPPER MIRRORS 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 : 35324 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -0.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 REMARK 200 DATA REDUNDANCY : 4.350 REMARK 200 R MERGE (I) : 0.08800 REMARK 200 R SYM (I) : 0.08800 REMARK 200 FOR THE DATA SET : 11.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.81 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : 0.32600 REMARK 200 R SYM FOR SHELL (I) : 0.32600 REMARK 200 FOR SHELL : 2.160 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MERLOT REMARK 200 STARTING MODEL: PROSTAGLANDIN SYNTHASE-1, PDB ENTRY 1PRH REMARK 200 REMARK 200 REMARK: PGHS-1 DIMER WAS USED AS THE SEARCH MODEL. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM SODIUM PHOSPHATE, 100 MM NACL, REMARK 280 0.6% BETA- OCTYLGLUCOSIDE, 10 MG/ML PROTEIN, 1MM INHIBITOR MIXED REMARK 280 WITH A RESERVOIR SOLUTION CONTAINING 20-34% MONOMETHYL PEG 550, REMARK 280 10-240 MGCL2, 50 MM EPPS PH 8.0 IN THE RATIO OF 1:1 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 90.58500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 66.40500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 61.37000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 90.58500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 66.40500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 61.37000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 90.58500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 66.40500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 61.37000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 90.58500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 66.40500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 61.37000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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 ASP A 584 REMARK 465 PRO A 585 REMARK 465 GLN A 586 REMARK 465 PRO A 587 REMARK 465 THR A 588 REMARK 465 LYS A 589 REMARK 465 THR A 590 REMARK 465 ALA A 591 REMARK 465 THR A 592 REMARK 465 ILE A 593 REMARK 465 ASN A 594 REMARK 465 ALA A 595 REMARK 465 SER A 596 REMARK 465 ALA A 597 REMARK 465 SER A 598 REMARK 465 HIS A 599 REMARK 465 SER A 600 REMARK 465 ARG A 601 REMARK 465 LEU A 602 REMARK 465 ASP A 603 REMARK 465 ASP A 604 REMARK 465 ILE A 605 REMARK 465 ASN A 606 REMARK 465 PRO A 607 REMARK 465 THR A 608 REMARK 465 VAL A 609 REMARK 465 LEU A 610 REMARK 465 ILE A 611 REMARK 465 LYS A 612 REMARK 465 ARG A 613 REMARK 465 ARG A 614 REMARK 465 SER A 615 REMARK 465 THR A 616 REMARK 465 GLU A 617 REMARK 465 LEU A 618 REMARK 465 ASP B 584 REMARK 465 PRO B 585 REMARK 465 GLN B 586 REMARK 465 PRO B 587 REMARK 465 THR B 588 REMARK 465 LYS B 589 REMARK 465 THR B 590 REMARK 465 ALA B 591 REMARK 465 THR B 592 REMARK 465 ILE B 593 REMARK 465 ASN B 594 REMARK 465 ALA B 595 REMARK 465 SER B 596 REMARK 465 ALA B 597 REMARK 465 SER B 598 REMARK 465 HIS B 599 REMARK 465 SER B 600 REMARK 465 ARG B 601 REMARK 465 LEU B 602 REMARK 465 ASP B 603 REMARK 465 ASP B 604 REMARK 465 ILE B 605 REMARK 465 ASN B 606 REMARK 465 PRO B 607 REMARK 465 THR B 608 REMARK 465 VAL B 609 REMARK 465 LEU B 610 REMARK 465 ILE B 611 REMARK 465 LYS B 612 REMARK 465 ARG B 613 REMARK 465 ARG B 614 REMARK 465 SER B 615 REMARK 465 THR B 616 REMARK 465 GLU B 617 REMARK 465 LEU B 618 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS B 388 CG HIS B 388 CD2 0.060 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 ARG A 44 16.22 85.69 REMARK 500 PHE A 52 -55.62 77.37 REMARK 500 TYR A 65 -157.89 -115.12 REMARK 500 GLU A 67 -42.81 -28.79 REMARK 500 LEU A 82 -35.25 -178.64 REMARK 500 THR A 88 21.50 -69.49 REMARK 500 VAL A 89 -42.30 -135.28 REMARK 500 HIS A 95 -158.05 -89.59 REMARK 500 PHE A 96 40.17 30.28 REMARK 500 LYS A 97 -34.03 -38.12 REMARK 500 ASN A 104 -8.16 -51.23 REMARK 500 PRO A 128 158.95 -49.33 REMARK 500 THR A 129 -99.90 -119.97 REMARK 500 VAL A 132 -46.38 -28.89 REMARK 500 SER A 138 157.55 48.06 REMARK 500 ASN A 144 100.79 -54.14 REMARK 500 PRO A 154 -172.19 -66.52 REMARK 500 ASP A 157 -7.86 -56.56 REMARK 500 PRO A 172 136.93 -31.39 REMARK 500 ARG A 185 -78.18 -111.33 REMARK 500 ASN A 195 -165.67 -76.36 REMARK 500 PHE A 205 -72.55 -62.40 REMARK 500 LYS A 211 35.47 -144.91 REMARK 500 THR A 212 125.01 -15.15 REMARK 500 HIS A 226 52.13 31.47 REMARK 500 ASP A 249 2.30 56.58 REMARK 500 HIS A 278 38.75 -80.15 REMARK 500 GLN A 284 90.71 -69.38 REMARK 500 VAL A 287 -54.04 57.65 REMARK 500 GLU A 290 -8.47 -58.24 REMARK 500 PHE A 292 -1.50 -58.55 REMARK 500 HIS A 309 -72.54 -46.27 REMARK 500 GLN A 318 32.38 -93.19 REMARK 500 ASP A 325 -70.78 -52.58 REMARK 500 PHE A 329 -78.96 -54.76 REMARK 500 GLN A 330 -33.95 -39.60 REMARK 500 VAL A 344 -29.78 -39.24 REMARK 500 ASP A 347 -85.15 -108.71 REMARK 500 TYR A 348 -86.73 -29.80 REMARK 500 LEU A 352 -15.42 -46.11 REMARK 500 LEU A 359 154.22 -49.35 REMARK 500 GLU A 364 -4.38 -59.49 REMARK 500 PHE A 371 139.77 -179.17 REMARK 500 TRP A 387 49.99 -82.54 REMARK 500 ILE A 397 66.75 -103.54 REMARK 500 GLU A 398 109.15 20.78 REMARK 500 ASP A 399 27.53 92.20 REMARK 500 LYS A 405 -35.92 -39.82 REMARK 500 TYR A 409 51.81 36.51 REMARK 500 SER A 412 -72.03 -31.59 REMARK 500 REMARK 500 THIS ENTRY HAS 139 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 682 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 388 NE2 REMARK 620 2 HEM A 682 NA 91.1 REMARK 620 3 HEM A 682 NB 88.0 91.1 REMARK 620 4 HEM A 682 NC 90.3 178.5 89.7 REMARK 620 5 HEM A 682 ND 97.3 89.6 174.6 89.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 682 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 388 NE2 REMARK 620 2 HEM B 682 NA 92.8 REMARK 620 3 HEM B 682 NB 90.7 90.5 REMARK 620 4 HEM B 682 NC 88.6 178.6 89.4 REMARK 620 5 HEM B 682 ND 94.0 90.2 175.2 89.8 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: TYR 385 IS BELIEVED TO BE THE AMINO ACID THAT REMARK 800 ABSTRACTS A HYDROGEN ATOM FROM THE SUBSTRATE. IT IS LOCATED REMARK 800 CLOSE TO THE HEME. A TYROSINE RADICAL IS FORMED DURING THE REMARK 800 COURSE OF THE REACTION. REMARK 800 REMARK 800 SITE_IDENTIFIER: ACE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: SER 530 IS ACETYLATED BY ASPIRIN (AN ACETYL REMARK 800 GROUP IS COVALENTLY ATTACHED TO THE PROTEIN WHEN INHIBITED WITH REMARK 800 ASPIRIN). THE ACETYLATED SER PREVENTS THE PROPER BINDING OF THE REMARK 800 SUBSTRATE IN THE CYCLOOXYGENASE ACTIVE SITE. IT HAS BEEN REMARK 800 RECENTLY SHOWN, HOWEVER, THAT ACETYLATION OF CYCLOOXYGENASE-2 REMARK 800 RESULTS IN THE FORMATION OF A DIFFERENT PRODUCT (15-HETE). REMARK 800 REMARK 800 SITE_IDENTIFIER: HEM REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: HIS 388 IS THE AXIAL LIGAND TO THE HEME. REMARK 800 REMARK 800 SITE_IDENTIFIER: SUB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ARGININE 120 IS BELIEVED TO ANCHOR THE REMARK 800 CARBOXYLATE OF THE SUBSTRATE BY FORMING AN ION-PAIR. DBREF 6COX A 33 618 UNP Q05769 PGH2_MOUSE 18 604 DBREF 6COX B 33 618 UNP Q05769 PGH2_MOUSE 18 604 SEQADV 6COX GLN A 310 UNP Q05769 ASN 296 CONFLICT SEQADV 6COX LYS A 333 UNP Q05769 ARG 319 CONFLICT SEQADV 6COX GLN B 310 UNP Q05769 ASN 296 CONFLICT SEQADV 6COX LYS B 333 UNP Q05769 ARG 319 CONFLICT SEQRES 1 A 587 ALA ASN PRO CYS CYS SER ASN PRO CYS GLN ASN ARG GLY SEQRES 2 A 587 GLU CYS MET SER THR GLY PHE ASP GLN TYR LYS CYS ASP SEQRES 3 A 587 CYS THR ARG THR GLY PHE TYR GLY GLU ASN CYS THR THR SEQRES 4 A 587 PRO GLU PHE LEU THR ARG ILE LYS LEU LEU LEU LYS PRO SEQRES 5 A 587 THR PRO ASN THR VAL HIS TYR ILE LEU THR HIS PHE LYS SEQRES 6 A 587 GLY VAL TRP ASN ILE VAL ASN ASN ILE PRO PHE LEU ARG SEQRES 7 A 587 SER LEU ILE MET LYS TYR VAL LEU THR SER ARG SER TYR SEQRES 8 A 587 LEU ILE ASP SER PRO PRO THR TYR ASN VAL HIS TYR GLY SEQRES 9 A 587 TYR LYS SER TRP GLU ALA PHE SER ASN LEU SER TYR TYR SEQRES 10 A 587 THR ARG ALA LEU PRO PRO VAL ALA ASP ASP CYS PRO THR SEQRES 11 A 587 PRO MET GLY VAL LYS GLY ASN LYS GLU LEU PRO ASP SER SEQRES 12 A 587 LYS GLU VAL LEU GLU LYS VAL LEU LEU ARG ARG GLU PHE SEQRES 13 A 587 ILE PRO ASP PRO GLN GLY SER ASN MET MET PHE ALA PHE SEQRES 14 A 587 PHE ALA GLN HIS PHE THR HIS GLN PHE PHE LYS THR ASP SEQRES 15 A 587 HIS LYS ARG GLY PRO GLY PHE THR ARG GLY LEU GLY HIS SEQRES 16 A 587 GLY VAL ASP LEU ASN HIS ILE TYR GLY GLU THR LEU ASP SEQRES 17 A 587 ARG GLN HIS LYS LEU ARG LEU PHE LYS ASP GLY LYS LEU SEQRES 18 A 587 LYS TYR GLN VAL ILE GLY GLY GLU VAL TYR PRO PRO THR SEQRES 19 A 587 VAL LYS ASP THR GLN VAL GLU MET ILE TYR PRO PRO HIS SEQRES 20 A 587 ILE PRO GLU ASN LEU GLN PHE ALA VAL GLY GLN GLU VAL SEQRES 21 A 587 PHE GLY LEU VAL PRO GLY LEU MET MET TYR ALA THR ILE SEQRES 22 A 587 TRP LEU ARG GLU HIS GLN ARG VAL CYS ASP ILE LEU LYS SEQRES 23 A 587 GLN GLU HIS PRO GLU TRP GLY ASP GLU GLN LEU PHE GLN SEQRES 24 A 587 THR SER LYS LEU ILE LEU ILE GLY GLU THR ILE LYS ILE SEQRES 25 A 587 VAL ILE GLU ASP TYR VAL GLN HIS LEU SER GLY TYR HIS SEQRES 26 A 587 PHE LYS LEU LYS PHE ASP PRO GLU LEU LEU PHE ASN GLN SEQRES 27 A 587 GLN PHE GLN TYR GLN ASN ARG ILE ALA SER GLU PHE ASN SEQRES 28 A 587 THR LEU TYR HIS TRP HIS PRO LEU LEU PRO ASP THR PHE SEQRES 29 A 587 ASN ILE GLU ASP GLN GLU TYR SER PHE LYS GLN PHE LEU SEQRES 30 A 587 TYR ASN ASN SER ILE LEU LEU GLU HIS GLY LEU THR GLN SEQRES 31 A 587 PHE VAL GLU SER PHE THR ARG GLN ILE ALA GLY ARG VAL SEQRES 32 A 587 ALA GLY GLY ARG ASN VAL PRO ILE ALA VAL GLN ALA VAL SEQRES 33 A 587 ALA LYS ALA SER ILE ASP GLN SER ARG GLU MET LYS TYR SEQRES 34 A 587 GLN SER LEU ASN GLU TYR ARG LYS ARG PHE SER LEU LYS SEQRES 35 A 587 PRO TYR THR SER PHE GLU GLU LEU THR GLY GLU LYS GLU SEQRES 36 A 587 MET ALA ALA GLU LEU LYS ALA LEU TYR SER ASP ILE ASP SEQRES 37 A 587 VAL MET GLU LEU TYR PRO ALA LEU LEU VAL GLU LYS PRO SEQRES 38 A 587 ARG PRO ASP ALA ILE PHE GLY GLU THR MET VAL GLU LEU SEQRES 39 A 587 GLY ALA PRO PHE SER LEU LYS GLY LEU MET GLY ASN PRO SEQRES 40 A 587 ILE CYS SER PRO GLN TYR TRP LYS PRO SER THR PHE GLY SEQRES 41 A 587 GLY GLU VAL GLY PHE LYS ILE ILE ASN THR ALA SER ILE SEQRES 42 A 587 GLN SER LEU ILE CYS ASN ASN VAL LYS GLY CYS PRO PHE SEQRES 43 A 587 THR SER PHE ASN VAL GLN ASP PRO GLN PRO THR LYS THR SEQRES 44 A 587 ALA THR ILE ASN ALA SER ALA SER HIS SER ARG LEU ASP SEQRES 45 A 587 ASP ILE ASN PRO THR VAL LEU ILE LYS ARG ARG SER THR SEQRES 46 A 587 GLU LEU SEQRES 1 B 587 ALA ASN PRO CYS CYS SER ASN PRO CYS GLN ASN ARG GLY SEQRES 2 B 587 GLU CYS MET SER THR GLY PHE ASP GLN TYR LYS CYS ASP SEQRES 3 B 587 CYS THR ARG THR GLY PHE TYR GLY GLU ASN CYS THR THR SEQRES 4 B 587 PRO GLU PHE LEU THR ARG ILE LYS LEU LEU LEU LYS PRO SEQRES 5 B 587 THR PRO ASN THR VAL HIS TYR ILE LEU THR HIS PHE LYS SEQRES 6 B 587 GLY VAL TRP ASN ILE VAL ASN ASN ILE PRO PHE LEU ARG SEQRES 7 B 587 SER LEU ILE MET LYS TYR VAL LEU THR SER ARG SER TYR SEQRES 8 B 587 LEU ILE ASP SER PRO PRO THR TYR ASN VAL HIS TYR GLY SEQRES 9 B 587 TYR LYS SER TRP GLU ALA PHE SER ASN LEU SER TYR TYR SEQRES 10 B 587 THR ARG ALA LEU PRO PRO VAL ALA ASP ASP CYS PRO THR SEQRES 11 B 587 PRO MET GLY VAL LYS GLY ASN LYS GLU LEU PRO ASP SER SEQRES 12 B 587 LYS GLU VAL LEU GLU LYS VAL LEU LEU ARG ARG GLU PHE SEQRES 13 B 587 ILE PRO ASP PRO GLN GLY SER ASN MET MET PHE ALA PHE SEQRES 14 B 587 PHE ALA GLN HIS PHE THR HIS GLN PHE PHE LYS THR ASP SEQRES 15 B 587 HIS LYS ARG GLY PRO GLY PHE THR ARG GLY LEU GLY HIS SEQRES 16 B 587 GLY VAL ASP LEU ASN HIS ILE TYR GLY GLU THR LEU ASP SEQRES 17 B 587 ARG GLN HIS LYS LEU ARG LEU PHE LYS ASP GLY LYS LEU SEQRES 18 B 587 LYS TYR GLN VAL ILE GLY GLY GLU VAL TYR PRO PRO THR SEQRES 19 B 587 VAL LYS ASP THR GLN VAL GLU MET ILE TYR PRO PRO HIS SEQRES 20 B 587 ILE PRO GLU ASN LEU GLN PHE ALA VAL GLY GLN GLU VAL SEQRES 21 B 587 PHE GLY LEU VAL PRO GLY LEU MET MET TYR ALA THR ILE SEQRES 22 B 587 TRP LEU ARG GLU HIS GLN ARG VAL CYS ASP ILE LEU LYS SEQRES 23 B 587 GLN GLU HIS PRO GLU TRP GLY ASP GLU GLN LEU PHE GLN SEQRES 24 B 587 THR SER LYS LEU ILE LEU ILE GLY GLU THR ILE LYS ILE SEQRES 25 B 587 VAL ILE GLU ASP TYR VAL GLN HIS LEU SER GLY TYR HIS SEQRES 26 B 587 PHE LYS LEU LYS PHE ASP PRO GLU LEU LEU PHE ASN GLN SEQRES 27 B 587 GLN PHE GLN TYR GLN ASN ARG ILE ALA SER GLU PHE ASN SEQRES 28 B 587 THR LEU TYR HIS TRP HIS PRO LEU LEU PRO ASP THR PHE SEQRES 29 B 587 ASN ILE GLU ASP GLN GLU TYR SER PHE LYS GLN PHE LEU SEQRES 30 B 587 TYR ASN ASN SER ILE LEU LEU GLU HIS GLY LEU THR GLN SEQRES 31 B 587 PHE VAL GLU SER PHE THR ARG GLN ILE ALA GLY ARG VAL SEQRES 32 B 587 ALA GLY GLY ARG ASN VAL PRO ILE ALA VAL GLN ALA VAL SEQRES 33 B 587 ALA LYS ALA SER ILE ASP GLN SER ARG GLU MET LYS TYR SEQRES 34 B 587 GLN SER LEU ASN GLU TYR ARG LYS ARG PHE SER LEU LYS SEQRES 35 B 587 PRO TYR THR SER PHE GLU GLU LEU THR GLY GLU LYS GLU SEQRES 36 B 587 MET ALA ALA GLU LEU LYS ALA LEU TYR SER ASP ILE ASP SEQRES 37 B 587 VAL MET GLU LEU TYR PRO ALA LEU LEU VAL GLU LYS PRO SEQRES 38 B 587 ARG PRO ASP ALA ILE PHE GLY GLU THR MET VAL GLU LEU SEQRES 39 B 587 GLY ALA PRO PHE SER LEU LYS GLY LEU MET GLY ASN PRO SEQRES 40 B 587 ILE CYS SER PRO GLN TYR TRP LYS PRO SER THR PHE GLY SEQRES 41 B 587 GLY GLU VAL GLY PHE LYS ILE ILE ASN THR ALA SER ILE SEQRES 42 B 587 GLN SER LEU ILE CYS ASN ASN VAL LYS GLY CYS PRO PHE SEQRES 43 B 587 THR SER PHE ASN VAL GLN ASP PRO GLN PRO THR LYS THR SEQRES 44 B 587 ALA THR ILE ASN ALA SER ALA SER HIS SER ARG LEU ASP SEQRES 45 B 587 ASP ILE ASN PRO THR VAL LEU ILE LYS ARG ARG SER THR SEQRES 46 B 587 GLU LEU MODRES 6COX ASN A 68 ASN GLYCOSYLATION SITE MODRES 6COX ASN A 144 ASN GLYCOSYLATION SITE MODRES 6COX ASN A 410 ASN GLYCOSYLATION SITE MODRES 6COX ASN B 68 ASN GLYCOSYLATION SITE MODRES 6COX ASN B 144 ASN GLYCOSYLATION SITE MODRES 6COX ASN B 410 ASN GLYCOSYLATION SITE HET NAG A 661 14 HET NAG A 671 14 HET NAG A 681 14 HET HEM A 682 43 HET S58 A 701 26 HET NAG B 661 14 HET NAG B 671 14 HET NAG B 681 14 HET HEM B 682 43 HET S58 B 701 26 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM S58 1-PHENYLSULFONAMIDE-3-TRIFLUOROMETHYL-5- HETNAM 2 S58 PARABROMOPHENYLPYRAZOLE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE HETSYN HEM HEME FORMUL 3 NAG 6(C8 H15 N O6) FORMUL 6 HEM 2(C34 H32 FE N4 O4) FORMUL 7 S58 2(C16 H11 BR F3 N3 O2 S) HELIX 1 1 PRO A 35 SER A 38 5 4 HELIX 2 2 GLN A 42 ARG A 44 5 3 HELIX 3 3 PHE A 74 LEU A 80 1 7 HELIX 4 4 ASN A 87 THR A 94 1 8 HELIX 5 5 LYS A 97 ASN A 105 1 9 HELIX 6 6 PRO A 106 LEU A 123 1 18 HELIX 7 7 TRP A 139 SER A 143 1 5 HELIX 8 8 SER A 174 VAL A 181 1 8 HELIX 9 9 MET A 196 PHE A 205 1 10 HELIX 10 10 ASN A 231 TYR A 234 1 4 HELIX 11 11 LEU A 238 LYS A 243 1 6 HELIX 12 12 GLU A 281 LEU A 283 5 3 HELIX 13 13 PHE A 292 LEU A 294 5 3 HELIX 14 14 PRO A 296 GLU A 319 1 24 HELIX 15 15 ASP A 325 GLU A 346 1 22 HELIX 16 16 TYR A 348 SER A 353 1 6 HELIX 17 17 PRO A 363 LEU A 365 5 3 HELIX 18 18 SER A 379 TYR A 385 1 7 HELIX 19 19 HIS A 388 LEU A 390 5 3 HELIX 20 20 PHE A 404 PHE A 407 1 4 HELIX 21 21 ASN A 411 HIS A 417 1 7 HELIX 22 22 THR A 420 THR A 427 1 8 HELIX 23 23 ALA A 443 GLN A 454 5 12 HELIX 24 24 LEU A 463 ARG A 469 1 7 HELIX 25 25 PHE A 478 THR A 482 1 5 HELIX 26 26 GLU A 486 LEU A 494 1 9 HELIX 27 27 ILE A 498 VAL A 500 5 3 HELIX 28 28 LEU A 503 VAL A 509 1 7 HELIX 29 29 GLU A 520 MET A 535 1 16 HELIX 30 30 PRO A 538 CYS A 540 5 3 HELIX 31 31 VAL A 554 ASN A 560 1 7 HELIX 32 32 ILE A 564 ASN A 571 1 8 HELIX 33 33 PRO B 35 SER B 38 5 4 HELIX 34 34 PHE B 74 LEU B 80 1 7 HELIX 35 35 ASN B 87 THR B 94 1 8 HELIX 36 36 LYS B 97 ASN B 105 1 9 HELIX 37 37 PRO B 106 LEU B 123 1 18 HELIX 38 38 TRP B 139 SER B 143 1 5 HELIX 39 39 SER B 174 VAL B 181 1 8 HELIX 40 40 MET B 196 PHE B 205 1 10 HELIX 41 41 ASN B 231 TYR B 234 1 4 HELIX 42 42 LEU B 238 LYS B 243 1 6 HELIX 43 43 GLU B 281 LEU B 283 5 3 HELIX 44 44 PHE B 292 LEU B 294 5 3 HELIX 45 45 PRO B 296 GLU B 319 1 24 HELIX 46 46 ASP B 325 GLU B 346 1 22 HELIX 47 47 TYR B 348 SER B 353 1 6 HELIX 48 48 PRO B 363 LEU B 365 5 3 HELIX 49 49 SER B 379 TYR B 385 1 7 HELIX 50 50 HIS B 388 LEU B 390 5 3 HELIX 51 51 PHE B 404 PHE B 407 1 4 HELIX 52 52 ASN B 411 HIS B 417 1 7 HELIX 53 53 THR B 420 THR B 427 1 8 HELIX 54 54 ALA B 443 GLN B 454 5 12 HELIX 55 55 LEU B 463 PHE B 470 1 8 HELIX 56 56 PHE B 478 THR B 482 1 5 HELIX 57 57 GLU B 486 LEU B 494 1 9 HELIX 58 58 ILE B 498 VAL B 500 5 3 HELIX 59 59 LEU B 503 VAL B 509 1 7 HELIX 60 60 GLU B 520 MET B 535 1 16 HELIX 61 61 PRO B 538 CYS B 540 5 3 HELIX 62 62 PRO B 547 PHE B 550 5 4 HELIX 63 63 VAL B 554 ASN B 560 1 7 HELIX 64 64 ILE B 564 ASN B 571 1 8 SHEET 1 A 2 GLU A 46 SER A 49 0 SHEET 2 A 2 TYR A 55 ASP A 58 -1 N ASP A 58 O GLU A 46 SHEET 1 B 2 GLN A 255 ILE A 257 0 SHEET 2 B 2 GLU A 260 TYR A 262 -1 N TYR A 262 O GLN A 255 SHEET 1 C 2 GLU B 46 SER B 49 0 SHEET 2 C 2 TYR B 55 ASP B 58 -1 N ASP B 58 O GLU B 46 SHEET 1 D 2 GLN B 255 ILE B 257 0 SHEET 2 D 2 GLU B 260 TYR B 262 -1 N TYR B 262 O GLN B 255 SSBOND 1 CYS A 36 CYS A 47 1555 1555 2.03 SSBOND 2 CYS A 37 CYS A 159 1555 1555 2.02 SSBOND 3 CYS A 41 CYS A 57 1555 1555 2.04 SSBOND 4 CYS A 59 CYS A 69 1555 1555 2.02 SSBOND 5 CYS A 569 CYS A 575 1555 1555 2.02 SSBOND 6 CYS B 36 CYS B 47 1555 1555 2.02 SSBOND 7 CYS B 37 CYS B 159 1555 1555 2.02 SSBOND 8 CYS B 41 CYS B 57 1555 1555 2.04 SSBOND 9 CYS B 59 CYS B 69 1555 1555 2.03 SSBOND 10 CYS B 569 CYS B 575 1555 1555 2.02 LINK ND2 ASN A 68 C1 NAG A 661 1555 1555 1.45 LINK ND2 ASN A 144 C1 NAG A 671 1555 1555 1.45 LINK ND2 ASN A 410 C1 NAG A 681 1555 1555 1.45 LINK ND2 ASN B 68 C1 NAG B 661 1555 1555 1.44 LINK ND2 ASN B 144 C1 NAG B 671 1555 1555 1.43 LINK ND2 ASN B 410 C1 NAG B 681 1555 1555 1.47 LINK NE2 HIS A 388 FE HEM A 682 1555 1555 2.23 LINK NE2 HIS B 388 FE HEM B 682 1555 1555 2.21 CISPEP 1 SER A 126 PRO A 127 0 0.37 CISPEP 2 SER B 126 PRO B 127 0 0.33 SITE 1 CAT 1 TYR A 385 SITE 1 ACE 1 SER A 530 SITE 1 HEM 1 HIS A 388 SITE 1 SUB 1 ARG A 120 CRYST1 181.170 132.810 122.740 90.00 90.00 90.00 I 2 2 2 16 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 0.005520 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007530 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008147 0.00000 MTRIX1 1 -0.999600 0.019600 -0.021200 94.38400 1 MTRIX2 1 0.018900 -0.109200 -0.993800 64.06400 1 MTRIX3 1 -0.021800 -0.993800 0.108800 59.22200 1