1CXP - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 30-AUG-99 1CXP

TITLE CRYOGENIC CRYSTAL STRUCTURE OF HUMAN MYELOPEROXIDASE ISOFORM C

COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYELOPEROXIDASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: LIGHT CHAIN; COMPND 5 EC: 1.11.1.7; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: MYELOPEROXIDASE; COMPND 8 CHAIN: C, D; COMPND 9 FRAGMENT: HEAVY CHAIN; COMPND 10 EC: 1.11.1.7

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 TISSUE: BLOOD; SOURCE 6 CELL: NEUTROPHIL; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 TISSUE: BLOOD; SOURCE 12 CELL: NEUTROPHIL

KEYWDS HEME-PROTEIN, PEROXIDASE, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR T.J.FIEDLER,R.E.FENNA

REVDAT 3 13-JUL-11 1CXP 1 VERSN REVDAT 2 24-FEB-09 1CXP 1 VERSN REVDAT 1 24-APR-00 1CXP 0

JRNL AUTH T.J.FIEDLER,C.A.DAVEY,R.E.FENNA JRNL TITL X-RAY CRYSTAL STRUCTURE AND CHARACTERIZATION OF JRNL TITL 2 HALIDE-BINDING SITES OF HUMAN MYELOPEROXIDASE AT 1.8 A JRNL TITL 3 RESOLUTION. JRNL REF J.BIOL.CHEM. V. 275 11964 2000 JRNL REFN ISSN 0021-9258 JRNL PMID 10766826 JRNL DOI 10.1074/JBC.275.16.11964

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.FENNA,J.ZENG,C.DAVEY REMARK 1 TITL STRUCTURE OF THE GREEN HEME IN MYELOPEROXIDASE REMARK 1 REF ARCH.BIOCHEM.BIOPHYS. V. 316 653 1995 REMARK 1 REFN ISSN 0003-9861 REMARK 1 DOI 10.1006/ABBI.1995.1086 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.A.DAVEY,R.E.FENNA REMARK 1 TITL 2.3 ANGSTROM RESOLUTION X-RAY CRYSTAL STRUCTURE OF THE REMARK 1 TITL 2 BISUBSTRATE ANALOGUE INHIBITOR SALICYLHYDROXAMIC ACID BOUND REMARK 1 TITL 3 TO HUMAN MYELOPEROXIDASE: A MODEL FOR A PREREACTION COMPLEX REMARK 1 TITL 4 WITH HYDROGEN PEROXIDE REMARK 1 REF BIOCHEMISTRY V. 35 10967 1996 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI960577M REMARK 1 REFERENCE 3 REMARK 1 AUTH J.ZENG,R.E.FENNA REMARK 1 TITL X-RAY CRYSTAL STRUCTURE OF CANINE MYELOPEROXIDASE AT 3 REMARK 1 TITL 2 ANGSTROM RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 226 185 1992 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH A.JACQUET,L.GARCIA-QUINTANA,V.DELEERSNYDER,R.FENNA,A.BOLLEN, REMARK 1 AUTH 2 N.MOGUILEVSKY REMARK 1 TITL SITE-DIRECTED MUTAGENESIS OF HUMAN MYELOPEROXIDASE: FURTHER REMARK 1 TITL 2 IDENTIFICATION OF RESIDUES INVOLVED IN CATALYTIC ACTIVITY REMARK 1 TITL 3 AND HEME INTERACTION REMARK 1 REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 202 73 1994 REMARK 1 REFN ISSN 0006-291X REMARK 1 DOI 10.1006/BBRC.1994.1895

REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.1 REMARK 3 NUMBER OF REFLECTIONS : 113220 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 5714 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 : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.65 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 9904 REMARK 3 BIN R VALUE (WORKING SET) : 0.2660 REMARK 3 BIN FREE R VALUE : 0.2920 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 512 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 : 9142 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 327 REMARK 3 SOLVENT ATOMS : 838 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.82 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.23 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 : MATRIX 1 RELATES CHAIN A TO CHAIN B 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 1CXP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-AUG-99. REMARK 100 THE RCSB ID CODE IS RCSB009609.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-MAY-97 REMARK 200 TEMPERATURE (KELVIN) : 85.0 REMARK 200 PH : 5.50 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : LONG FOCUSING MIRRORS, ADSC 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 : 128125 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.05300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.920 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 (%): 50.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: POLYETHYLENE GLYCOL 8000, AMMONIUM REMARK 280 SULFATE, SODIUM ACETATE, CALCIUM CHLORIDE, PH 5.50, VAPOR REMARK 280 DIFFUSION, HANGING DROP

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 31.69000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, B, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 15250 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22990 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -95.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C 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: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 14960 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -85.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 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 PRO A 20 -7.78 -58.53 REMARK 500 SER A 42 -47.14 -154.50 REMARK 500 ASN C 114 96.53 59.56 REMARK 500 ASP C 142 -154.53 -80.00 REMARK 500 HIS C 217 -70.89 -71.57 REMARK 500 ASP C 218 64.48 -101.19 REMARK 500 ASP C 219 109.50 -50.79 REMARK 500 ARG C 333 4.37 -68.66 REMARK 500 ASN C 457 94.08 -163.82 REMARK 500 ASN C 555 9.94 -155.97 REMARK 500 SER B 42 -44.54 -152.96 REMARK 500 ASN D 225 99.95 -172.63 REMARK 500 ARG D 314 -73.12 -110.25 REMARK 500 PRO D 352 109.74 -51.56 REMARK 500 GLN D 396 55.63 -140.79 REMARK 500 ASN D 457 97.70 -162.97 REMARK 500 ASN D 555 4.72 -158.64 REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH C 946A DISTANCE = 5.04 ANGSTROMS REMARK 525 HOH D1258B DISTANCE = 5.14 ANGSTROMS

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 605 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 336 NE2 REMARK 620 2 HEM A 605 NA 100.3 REMARK 620 3 HEM A 605 NB 102.4 89.2 REMARK 620 4 HEM A 605 NC 93.0 166.7 87.9 REMARK 620 5 HEM A 605 ND 101.3 88.8 156.1 88.7 REMARK 620 6 HOH A 844A O 178.1 77.7 77.6 88.9 78.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 605 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 336 NE2 REMARK 620 2 HEM B 605 NA 100.9 REMARK 620 3 HEM B 605 NB 98.9 88.9 REMARK 620 4 HEM B 605 NC 93.6 165.4 87.5 REMARK 620 5 HEM B 605 ND 106.1 88.3 154.9 89.1 REMARK 620 6 HOH B 844B O 173.0 72.6 84.0 92.9 71.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C1600 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 96 O REMARK 620 2 ASP A 96 OD2 77.5 REMARK 620 3 THR C 168 O 71.7 147.1 REMARK 620 4 THR C 168 OG1 132.0 144.5 68.2 REMARK 620 5 PHE C 170 O 107.9 81.4 97.1 102.3 REMARK 620 6 ASP C 172 OD1 150.7 74.7 137.3 71.8 77.2 REMARK 620 7 SER C 174 OG 80.1 79.1 106.2 86.7 156.7 85.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA D1001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 96 O REMARK 620 2 ASP B 96 OD2 73.8 REMARK 620 3 THR D 168 O 74.7 147.8 REMARK 620 4 THR D 168 OG1 137.1 142.6 68.8 REMARK 620 5 PHE D 170 O 103.4 83.9 96.8 102.7 REMARK 620 6 ASP D 172 OD1 148.3 74.9 136.9 71.0 77.5 REMARK 620 7 SER D 174 OG 84.4 74.9 108.7 86.5 154.5 83.3 REMARK 620 N 1 2 3 4 5 6

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG C 1640 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG C 1641 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA C 1642 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN C 1643 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN C 1644 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FUC C 1645 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG D 2640 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG D 2641 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BMA D 2642 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN D 2643 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MAN D 2644 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FUC D 2645 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG C 1620 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG C 1630 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG D 2620 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAG D 2630 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 1600 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1601 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1602 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 1603 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT C 1606 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT C 1604 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT C 1607 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA D 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT D 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT D 1005 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT D 1006 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 605 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 605

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1D2V RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF BROMIDE-BOUND HUMAN MYELOPEROXIDASE REMARK 900 ISOFORM C AT PH 5.5 REMARK 900 RELATED ID: 1MHL RELATED DB: PDB REMARK 900 1MHL CONTAINS THE NATIVE PROTEIN STRUCTURE SOLVED TO 2.25 REMARK 900 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1MYP RELATED DB: PDB REMARK 900 1MYP CONTAINS THE CANINE MYELOPEROXIDASE STRUCTURE AT 3.0 REMARK 900 ANGSTROMS RESOLUTION REMARK 900 RELATED ID: 1D5L RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF CYANIDE-BOUND HUMAN MYELOPEROXIDASE REMARK 900 ISOFORM C AT PH 5.5 REMARK 900 RELATED ID: 1D7W RELATED DB: PDB REMARK 900 1D7W CONTAINS THE 1.9 ANGSTROM RESOLUTION STRUCTURE OF REMARK 900 HUMAN MYELOPEROXIDASE COMPLEXED WITH CYANIDE AND BROMIDE

DBREF 1CXP A 1 104 UNP P05164 PERM_HUMAN 167 270 DBREF 1CXP B 1 104 UNP P05164 PERM_HUMAN 167 270 DBREF 1CXP C 113 578 UNP P05164 PERM_HUMAN 279 744 DBREF 1CXP D 113 578 UNP P05164 PERM_HUMAN 279 744

SEQADV 1CXP CSO C 150 UNP P05164 CYS 315 MODIFIED RESIDUE SEQADV 1CXP CSO D 150 UNP P05164 CYS 315 MODIFIED RESIDUE

SEQRES 1 A 104 CYS PRO GLU GLN ASP LYS TYR ARG THR ILE THR GLY MET SEQRES 2 A 104 CYS ASN ASN ARG ARG SER PRO THR LEU GLY ALA SER ASN SEQRES 3 A 104 ARG ALA PHE VAL ARG TRP LEU PRO ALA GLU TYR GLU ASP SEQRES 4 A 104 GLY PHE SER LEU PRO TYR GLY TRP THR PRO GLY VAL LYS SEQRES 5 A 104 ARG ASN GLY PHE PRO VAL ALA LEU ALA ARG ALA VAL SER SEQRES 6 A 104 ASN GLU ILE VAL ARG PHE PRO THR ASP GLN LEU THR PRO SEQRES 7 A 104 ASP GLN GLU ARG SER LEU MET PHE MET GLN TRP GLY GLN SEQRES 8 A 104 LEU LEU ASP HIS ASP LEU ASP PHE THR PRO GLU PRO ALA SEQRES 1 C 466 VAL ASN CYS GLU THR SER CYS VAL GLN GLN PRO PRO CYS SEQRES 2 C 466 PHE PRO LEU LYS ILE PRO PRO ASN ASP PRO ARG ILE LYS SEQRES 3 C 466 ASN GLN ALA ASP CYS ILE PRO PHE PHE ARG SER CSO PRO SEQRES 4 C 466 ALA CYS PRO GLY SER ASN ILE THR ILE ARG ASN GLN ILE SEQRES 5 C 466 ASN ALA LEU THR SER PHE VAL ASP ALA SER MET VAL TYR SEQRES 6 C 466 GLY SER GLU GLU PRO LEU ALA ARG ASN LEU ARG ASN MET SEQRES 7 C 466 SER ASN GLN LEU GLY LEU LEU ALA VAL ASN GLN ARG PHE SEQRES 8 C 466 GLN ASP ASN GLY ARG ALA LEU LEU PRO PHE ASP ASN LEU SEQRES 9 C 466 HIS ASP ASP PRO CYS LEU LEU THR ASN ARG SER ALA ARG SEQRES 10 C 466 ILE PRO CYS PHE LEU ALA GLY ASP THR ARG SER SER GLU SEQRES 11 C 466 MET PRO GLU LEU THR SER MET HIS THR LEU LEU LEU ARG SEQRES 12 C 466 GLU HIS ASN ARG LEU ALA THR GLU LEU LYS SER LEU ASN SEQRES 13 C 466 PRO ARG TRP ASP GLY GLU ARG LEU TYR GLN GLU ALA ARG SEQRES 14 C 466 LYS ILE VAL GLY ALA MET VAL GLN ILE ILE THR TYR ARG SEQRES 15 C 466 ASP TYR LEU PRO LEU VAL LEU GLY PRO THR ALA MET ARG SEQRES 16 C 466 LYS TYR LEU PRO THR TYR ARG SER TYR ASN ASP SER VAL SEQRES 17 C 466 ASP PRO ARG ILE ALA ASN VAL PHE THR ASN ALA PHE ARG SEQRES 18 C 466 TYR GLY HIS THR LEU ILE GLN PRO PHE MET PHE ARG LEU SEQRES 19 C 466 ASP ASN ARG TYR GLN PRO MET GLU PRO ASN PRO ARG VAL SEQRES 20 C 466 PRO LEU SER ARG VAL PHE PHE ALA SER TRP ARG VAL VAL SEQRES 21 C 466 LEU GLU GLY GLY ILE ASP PRO ILE LEU ARG GLY LEU MET SEQRES 22 C 466 ALA THR PRO ALA LYS LEU ASN ARG GLN ASN GLN ILE ALA SEQRES 23 C 466 VAL ASP GLU ILE ARG GLU ARG LEU PHE GLU GLN VAL MET SEQRES 24 C 466 ARG ILE GLY LEU ASP LEU PRO ALA LEU ASN MET GLN ARG SEQRES 25 C 466 SER ARG ASP HIS GLY LEU PRO GLY TYR ASN ALA TRP ARG SEQRES 26 C 466 ARG PHE CYS GLY LEU PRO GLN PRO GLU THR VAL GLY GLN SEQRES 27 C 466 LEU GLY THR VAL LEU ARG ASN LEU LYS LEU ALA ARG LYS SEQRES 28 C 466 LEU MET GLU GLN TYR GLY THR PRO ASN ASN ILE ASP ILE SEQRES 29 C 466 TRP MET GLY GLY VAL SER GLU PRO LEU LYS ARG LYS GLY SEQRES 30 C 466 ARG VAL GLY PRO LEU LEU ALA CYS ILE ILE GLY THR GLN SEQRES 31 C 466 PHE ARG LYS LEU ARG ASP GLY ASP ARG PHE TRP TRP GLU SEQRES 32 C 466 ASN GLU GLY VAL PHE SER MET GLN GLN ARG GLN ALA LEU SEQRES 33 C 466 ALA GLN ILE SER LEU PRO ARG ILE ILE CYS ASP ASN THR SEQRES 34 C 466 GLY ILE THR THR VAL SER LYS ASN ASN ILE PHE MET SER SEQRES 35 C 466 ASN SER TYR PRO ARG ASP PHE VAL ASN CYS SER THR LEU SEQRES 36 C 466 PRO ALA LEU ASN LEU ALA SER TRP ARG GLU ALA SEQRES 1 B 104 CYS PRO GLU GLN ASP LYS TYR ARG THR ILE THR GLY MET SEQRES 2 B 104 CYS ASN ASN ARG ARG SER PRO THR LEU GLY ALA SER ASN SEQRES 3 B 104 ARG ALA PHE VAL ARG TRP LEU PRO ALA GLU TYR GLU ASP SEQRES 4 B 104 GLY PHE SER LEU PRO TYR GLY TRP THR PRO GLY VAL LYS SEQRES 5 B 104 ARG ASN GLY PHE PRO VAL ALA LEU ALA ARG ALA VAL SER SEQRES 6 B 104 ASN GLU ILE VAL ARG PHE PRO THR ASP GLN LEU THR PRO SEQRES 7 B 104 ASP GLN GLU ARG SER LEU MET PHE MET GLN TRP GLY GLN SEQRES 8 B 104 LEU LEU ASP HIS ASP LEU ASP PHE THR PRO GLU PRO ALA SEQRES 1 D 466 VAL ASN CYS GLU THR SER CYS VAL GLN GLN PRO PRO CYS SEQRES 2 D 466 PHE PRO LEU LYS ILE PRO PRO ASN ASP PRO ARG ILE LYS SEQRES 3 D 466 ASN GLN ALA ASP CYS ILE PRO PHE PHE ARG SER CSO PRO SEQRES 4 D 466 ALA CYS PRO GLY SER ASN ILE THR ILE ARG ASN GLN ILE SEQRES 5 D 466 ASN ALA LEU THR SER PHE VAL ASP ALA SER MET VAL TYR SEQRES 6 D 466 GLY SER GLU GLU PRO LEU ALA ARG ASN LEU ARG ASN MET SEQRES 7 D 466 SER ASN GLN LEU GLY LEU LEU ALA VAL ASN GLN ARG PHE SEQRES 8 D 466 GLN ASP ASN GLY ARG ALA LEU LEU PRO PHE ASP ASN LEU SEQRES 9 D 466 HIS ASP ASP PRO CYS LEU LEU THR ASN ARG SER ALA ARG SEQRES 10 D 466 ILE PRO CYS PHE LEU ALA GLY ASP THR ARG SER SER GLU SEQRES 11 D 466 MET PRO GLU LEU THR SER MET HIS THR LEU LEU LEU ARG SEQRES 12 D 466 GLU HIS ASN ARG LEU ALA THR GLU LEU LYS SER LEU ASN SEQRES 13 D 466 PRO ARG TRP ASP GLY GLU ARG LEU TYR GLN GLU ALA ARG SEQRES 14 D 466 LYS ILE VAL GLY ALA MET VAL GLN ILE ILE THR TYR ARG SEQRES 15 D 466 ASP TYR LEU PRO LEU VAL LEU GLY PRO THR ALA MET ARG SEQRES 16 D 466 LYS TYR LEU PRO THR TYR ARG SER TYR ASN ASP SER VAL SEQRES 17 D 466 ASP PRO ARG ILE ALA ASN VAL PHE THR ASN ALA PHE ARG SEQRES 18 D 466 TYR GLY HIS THR LEU ILE GLN PRO PHE MET PHE ARG LEU SEQRES 19 D 466 ASP ASN ARG TYR GLN PRO MET GLU PRO ASN PRO ARG VAL SEQRES 20 D 466 PRO LEU SER ARG VAL PHE PHE ALA SER TRP ARG VAL VAL SEQRES 21 D 466 LEU GLU GLY GLY ILE ASP PRO ILE LEU ARG GLY LEU MET SEQRES 22 D 466 ALA THR PRO ALA LYS LEU ASN ARG GLN ASN GLN ILE ALA SEQRES 23 D 466 VAL ASP GLU ILE ARG GLU ARG LEU PHE GLU GLN VAL MET SEQRES 24 D 466 ARG ILE GLY LEU ASP LEU PRO ALA LEU ASN MET GLN ARG SEQRES 25 D 466 SER ARG ASP HIS GLY LEU PRO GLY TYR ASN ALA TRP ARG SEQRES 26 D 466 ARG PHE CYS GLY LEU PRO GLN PRO GLU THR VAL GLY GLN SEQRES 27 D 466 LEU GLY THR VAL LEU ARG ASN LEU LYS LEU ALA ARG LYS SEQRES 28 D 466 LEU MET GLU GLN TYR GLY THR PRO ASN ASN ILE ASP ILE SEQRES 29 D 466 TRP MET GLY GLY VAL SER GLU PRO LEU LYS ARG LYS GLY SEQRES 30 D 466 ARG VAL GLY PRO LEU LEU ALA CYS ILE ILE GLY THR GLN SEQRES 31 D 466 PHE ARG LYS LEU ARG ASP GLY ASP ARG PHE TRP TRP GLU SEQRES 32 D 466 ASN GLU GLY VAL PHE SER MET GLN GLN ARG GLN ALA LEU SEQRES 33 D 466 ALA GLN ILE SER LEU PRO ARG ILE ILE CYS ASP ASN THR SEQRES 34 D 466 GLY ILE THR THR VAL SER LYS ASN ASN ILE PHE MET SER SEQRES 35 D 466 ASN SER TYR PRO ARG ASP PHE VAL ASN CYS SER THR LEU SEQRES 36 D 466 PRO ALA LEU ASN LEU ALA SER TRP ARG GLU ALA

MODRES 1CXP ASN C 317 ASN GLYCOSYLATION SITE MODRES 1CXP ASN C 189 ASN GLYCOSYLATION SITE MODRES 1CXP ASN C 225 ASN GLYCOSYLATION SITE MODRES 1CXP ASN D 317 ASN GLYCOSYLATION SITE MODRES 1CXP ASN D 189 ASN GLYCOSYLATION SITE MODRES 1CXP ASN D 225 ASN GLYCOSYLATION SITE MODRES 1CXP CSO C 150 CYS S-HYDROXYCYSTEINE MODRES 1CXP CSO D 150 CYS S-HYDROXYCYSTEINE

HET CSO C 150 7 HET CSO D 150 7 HET NAG C1640 14 HET NAG C1641 14 HET BMA C1642 11 HET MAN C1643 11 HET MAN C1644 11 HET FUC C1645 10 HET NAG D2640 14 HET NAG D2641 14 HET BMA D2642 11 HET MAN D2643 11 HET MAN D2644 11 HET FUC D2645 10 HET NAG C1620 14 HET NAG C1630 14 HET NAG D2620 14 HET NAG D2630 14 HET CA C1600 1 HET CL A1601 1 HET SO4 A1602 5 HET SO4 C1603 5 HET ACT C1606 4 HET ACT C1604 4 HET ACT C1607 4 HET CA D1001 1 HET CL B1002 1 HET SO4 B1003 5 HET ACT D1004 4 HET ACT D1005 4 HET ACT D1006 4 HET HEM A 605 43 HET HEM B 605 43

HETNAM CSO S-HYDROXYCYSTEINE HETNAM NAG N-ACETYL-D-GLUCOSAMINE HETNAM BMA BETA-D-MANNOSE HETNAM MAN ALPHA-D-MANNOSE HETNAM FUC ALPHA-L-FUCOSE HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION HETNAM SO4 SULFATE ION HETNAM ACT ACETATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE

HETSYN HEM HEME

FORMUL 2 CSO 2(C3 H7 N O3 S) FORMUL 5 NAG 8(C8 H15 N O6) FORMUL 5 BMA 2(C6 H12 O6) FORMUL 5 MAN 4(C6 H12 O6) FORMUL 5 FUC 2(C6 H12 O5) FORMUL 11 CA 2(CA 2+) FORMUL 12 CL 2(CL 1-) FORMUL 13 SO4 3(O4 S 2-) FORMUL 15 ACT 6(C2 H3 O2 1-) FORMUL 24 HEM 2(C34 H32 FE N4 O4) FORMUL 26 HOH *838(H2 O)

HELIX 1 1 LEU A 60 VAL A 69 1 10 HELIX 2 2 PRO A 72 LEU A 76 5 5 HELIX 3 3 LEU A 84 ASP A 98 1 15 HELIX 4 4 ALA C 173 GLY C 178 1 6 HELIX 5 5 GLU C 180 LEU C 187 1 8 HELIX 6 6 ASP C 219 ASN C 225 1 7 HELIX 7 7 MET C 243 ASN C 268 1 26 HELIX 8 8 ASP C 272 ASP C 295 1 24 HELIX 9 9 TYR C 296 GLY C 302 1 7 HELIX 10 10 GLY C 302 LEU C 310 1 9 HELIX 11 11 ALA C 325 PHE C 332 1 8 HELIX 12 12 ARG C 333 ILE C 339 5 7 HELIX 13 13 SER C 362 VAL C 364 5 3 HELIX 14 14 ALA C 367 GLU C 374 1 8 HELIX 15 15 GLY C 376 ALA C 386 1 11 HELIX 16 16 VAL C 399 GLU C 404 1 6 HELIX 17 17 ASP C 416 HIS C 428 1 13 HELIX 18 18 GLY C 432 CYS C 440 1 9 HELIX 19 19 THR C 447 ARG C 456 1 10 HELIX 20 20 ASN C 457 GLY C 469 1 13 HELIX 21 21 ASP C 475 GLU C 483 1 9 HELIX 22 22 GLY C 492 GLY C 509 1 18 HELIX 23 23 SER C 521 ALA C 529 1 9 HELIX 24 24 SER C 532 THR C 541 1 10 HELIX 25 25 SER C 565 LEU C 567 5 3 HELIX 26 26 LEU C 572 ARG C 576 5 5 HELIX 27 27 LEU B 60 VAL B 69 1 10 HELIX 28 28 PRO B 72 LEU B 76 5 5 HELIX 29 29 LEU B 84 ASP B 98 1 15 HELIX 30 30 ALA D 173 GLY D 178 1 6 HELIX 31 31 GLU D 180 LEU D 187 1 8 HELIX 32 32 ASP D 219 THR D 224 1 6 HELIX 33 33 MET D 243 ASN D 268 1 26 HELIX 34 34 ASP D 272 ASP D 295 1 24 HELIX 35 35 TYR D 296 GLY D 302 1 7 HELIX 36 36 GLY D 302 LEU D 310 1 9 HELIX 37 37 ALA D 325 PHE D 332 1 8 HELIX 38 38 ARG D 333 ILE D 339 5 7 HELIX 39 39 SER D 362 VAL D 364 5 3 HELIX 40 40 SER D 368 GLU D 374 1 7 HELIX 41 41 ILE D 377 THR D 387 1 11 HELIX 42 42 VAL D 399 GLU D 404 1 6 HELIX 43 43 PHE D 407 MET D 411 5 5 HELIX 44 44 ASP D 416 HIS D 428 1 13 HELIX 45 45 GLY D 432 CYS D 440 1 9 HELIX 46 46 THR D 447 ARG D 456 1 10 HELIX 47 47 ASN D 457 GLY D 469 1 13 HELIX 48 48 ASP D 475 GLU D 483 1 9 HELIX 49 49 GLY D 492 GLY D 509 1 18 HELIX 50 50 SER D 521 ALA D 529 1 9 HELIX 51 51 SER D 532 THR D 541 1 10 HELIX 52 52 SER D 565 LEU D 567 5 3 HELIX 53 53 LEU D 572 ARG D 576 5 5

SHEET 1 A 2 ARG A 27 ALA A 28 0 SHEET 2 A 2 ILE C 164 ASN C 165 -1 N ASN C 165 O ARG A 27 SHEET 1 B 2 PRO A 78 SER A 83 0 SHEET 2 B 2 PRO C 388 LYS C 390 -1 O ALA C 389 N ASP A 79 SHEET 1 C 2 LEU C 128 LYS C 129 0 SHEET 2 C 2 CYS C 143 ILE C 144 -1 O ILE C 144 N LEU C 128 SHEET 1 D 2 PHE C 342 PHE C 344 0 SHEET 2 D 2 ARG C 358 PRO C 360 -1 O VAL C 359 N MET C 343 SHEET 1 E 2 THR C 545 SER C 547 0 SHEET 2 E 2 PHE C 561 ASN C 563 -1 N VAL C 562 O VAL C 546 SHEET 1 F 2 ARG B 27 ALA B 28 0 SHEET 2 F 2 ILE D 164 ASN D 165 -1 N ASN D 165 O ARG B 27 SHEET 1 G 2 PRO B 78 SER B 83 0 SHEET 2 G 2 PRO D 388 LYS D 390 -1 O ALA D 389 N ASP B 79 SHEET 1 H 2 LEU D 128 LYS D 129 0 SHEET 2 H 2 CYS D 143 ILE D 144 -1 O ILE D 144 N LEU D 128 SHEET 1 I 2 GLN D 204 ASP D 205 0 SHEET 2 I 2 ARG D 208 ALA D 209 -1 O ARG D 208 N ASP D 205 SHEET 1 J 2 PHE D 342 PHE D 344 0 SHEET 2 J 2 ARG D 358 PRO D 360 -1 O VAL D 359 N MET D 343 SHEET 1 K 2 THR D 545 SER D 547 0 SHEET 2 K 2 PHE D 561 ASN D 563 -1 N VAL D 562 O VAL D 546

SSBOND 1 CYS A 1 CYS A 14 1555 1555 2.00 SSBOND 2 CYS C 115 CYS C 125 1555 1555 2.05 SSBOND 3 CYS C 119 CYS C 143 1555 1555 2.06 SSBOND 4 CYS C 153 CYS D 153 1555 1555 2.05 SSBOND 5 CYS C 221 CYS C 232 1555 1555 2.02 SSBOND 6 CYS C 440 CYS C 497 1555 1555 2.06 SSBOND 7 CYS C 538 CYS C 564 1555 1555 2.04 SSBOND 8 CYS B 1 CYS B 14 1555 1555 1.98 SSBOND 9 CYS D 115 CYS D 125 1555 1555 2.02 SSBOND 10 CYS D 119 CYS D 143 1555 1555 2.05 SSBOND 11 CYS D 221 CYS D 232 1555 1555 2.02 SSBOND 12 CYS D 440 CYS D 497 1555 1555 2.04 SSBOND 13 CYS D 538 CYS D 564 1555 1555 2.03

LINK O4 NAG C1640 C1 NAG C1641 1555 1555 1.38 LINK O4 NAG C1641 C1 BMA C1642 1555 1555 1.39 LINK O3 BMA C1642 C1 MAN C1643 1555 1555 1.39 LINK O6 BMA C1642 C1 MAN C1644 1555 1555 1.42 LINK O6 NAG C1640 C1 FUC C1645 1555 1555 1.41 LINK O4 NAG D2640 C1 NAG D2641 1555 1555 1.38 LINK O4 NAG D2641 C1 BMA D2642 1555 1555 1.39 LINK O3 BMA D2642 C1 MAN D2643 1555 1555 1.40 LINK O6 BMA D2642 C1 MAN D2644 1555 1555 1.42 LINK O6 NAG D2640 C1 FUC D2645 1555 1555 1.41 LINK ND2 ASN C 317 C1 NAG C1640 1555 1555 1.46 LINK ND2 ASN C 189 C1 NAG C1620 1555 1555 1.46 LINK ND2 ASN C 225 C1 NAG C1630 1555 1555 1.48 LINK ND2 ASN D 317 C1 NAG D2640 1555 1555 1.45 LINK ND2 ASN D 189 C1 NAG D2620 1555 1555 1.45 LINK ND2 ASN D 225 C1 NAG D2630 1555 1555 1.47 LINK OD1 ASP A 94 CMD HEM A 605 1555 1555 1.54 LINK OD1 ASP B 94 CMD HEM B 605 1555 1555 1.55 LINK OE2 GLU D 242 CMB HEM B 605 1555 1555 1.55 LINK OE2 GLU C 242 CMB HEM A 605 1555 1555 1.55 LINK SD MET C 243 CBB HEM A 605 1555 1555 1.63 LINK SD MET D 243 CBB HEM B 605 1555 1555 1.62 LINK FE HEM A 605 NE2 HIS C 336 1555 1555 2.19 LINK FE HEM B 605 NE2 HIS D 336 1555 1555 2.19 LINK O ASP A 96 CA CA C1600 1555 1555 2.36 LINK OD2 ASP A 96 CA CA C1600 1555 1555 2.43 LINK O THR C 168 CA CA C1600 1555 1555 2.47 LINK OG1 THR C 168 CA CA C1600 1555 1555 2.56 LINK O PHE C 170 CA CA C1600 1555 1555 2.33 LINK OD1 ASP C 172 CA CA C1600 1555 1555 2.43 LINK OG SER C 174 CA CA C1600 1555 1555 2.50 LINK O ASP B 96 CA CA D1001 1555 1555 2.27 LINK OD2 ASP B 96 CA CA D1001 1555 1555 2.45 LINK O THR D 168 CA CA D1001 1555 1555 2.38 LINK OG1 THR D 168 CA CA D1001 1555 1555 2.45 LINK O PHE D 170 CA CA D1001 1555 1555 2.43 LINK OD1 ASP D 172 CA CA D1001 1555 1555 2.47 LINK OG SER D 174 CA CA D1001 1555 1555 2.35 LINK FE HEM A 605 O HOH A 844A 1555 1555 2.90 LINK FE HEM B 605 O HOH B 844B 1555 1555 3.00 LINK C SER C 149 N CSO C 150 1555 1555 1.35 LINK C CSO C 150 N PRO C 151 1555 1555 1.36 LINK C SER D 149 N CSO D 150 1555 1555 1.33 LINK C CSO D 150 N PRO D 151 1555 1555 1.36

CISPEP 1 PRO C 123 PRO C 124 0 0.20 CISPEP 2 GLU C 354 PRO C 355 0 0.30 CISPEP 3 ASN C 549 ASN C 550 0 -0.85 CISPEP 4 TYR C 557 PRO C 558 0 -0.77 CISPEP 5 PRO D 123 PRO D 124 0 1.06 CISPEP 6 GLU D 354 PRO D 355 0 -0.19 CISPEP 7 ASN D 549 ASN D 550 0 2.49 CISPEP 8 TYR D 557 PRO D 558 0 0.65

SITE 1 AC1 7 ASN C 317 VAL C 320 HOH C 651A HOH C 861A SITE 2 AC1 7 NAG C1641 FUC C1645 HOH D 775A SITE 1 AC2 10 LEU B 33 SER C 319 HOH C 804A HOH C 897A SITE 2 AC2 10 NAG C1640 BMA C1642 PHE D 439 GLY D 441 SITE 3 AC2 10 HOH D 706B HOH D 775A SITE 1 AC3 6 HOH C 770B NAG C1641 MAN C1643 MAN C1644 SITE 2 AC3 6 PHE D 439 HOH D 771B SITE 1 AC4 2 BMA C1642 LYS D 308 SITE 1 AC5 8 TRP B 32 HOH C 803B HOH C 888A HOH C 923B SITE 2 AC5 8 BMA C1642 PHE D 439 LYS D 505 FUC D2645 SITE 1 AC6 7 VAL C 320 ARG C 504 HOH C 830A NAG C1640 SITE 2 AC6 7 HOH D 803A HOH D 923A MAN D2644 SITE 1 AC7 7 HOH C 775B ASN D 317 VAL D 320 HOH D 651B SITE 2 AC7 7 HOH D 861B NAG D2641 FUC D2645 SITE 1 AC8 11 LEU A 33 ARG C 438 PHE C 439 GLY C 441 SITE 2 AC8 11 HOH C 775B SER D 319 HOH D 706A HOH D 804B SITE 3 AC8 11 HOH D 897B NAG D2640 BMA D2642 SITE 1 AC9 6 PHE C 439 HOH D 770A HOH D 771A NAG D2641 SITE 2 AC9 6 MAN D2643 MAN D2644 SITE 1 BC1 2 LYS C 308 BMA D2642 SITE 1 BC2 8 TRP A 32 PHE C 439 LYS C 505 FUC C1645 SITE 2 BC2 8 HOH D 803A HOH D 888B HOH D 923A BMA D2642 SITE 1 BC3 7 HOH C 803B HOH C 923B MAN C1644 VAL D 320 SITE 2 BC3 7 ARG D 504 HOH D 830B NAG D2640 SITE 1 BC4 7 ASN C 189 ASN C 192 ALA C 198 VAL C 199 SITE 2 BC4 7 GLN C 201 HOH C 721A HOH C1210A SITE 1 BC5 4 ASN C 225 ALA C 228 TRP C 369 LEU C 373 SITE 1 BC6 5 ASN D 189 ASN D 192 ALA D 198 VAL D 199 SITE 2 BC6 5 GLN D 201 SITE 1 BC7 3 ASN D 225 ALA D 228 TRP D 369 SITE 1 BC8 5 ASP A 96 THR C 168 PHE C 170 ASP C 172 SITE 2 BC8 5 SER C 174 SITE 1 BC9 5 TRP A 32 HOH A 652A ASN C 326 VAL C 327 SITE 2 BC9 5 TRP C 436 SITE 1 CC1 6 THR A 73 HOH A 961A HOH A1223A ASP C 400 SITE 2 CC1 6 ARG C 405 HOH C 842A SITE 1 CC2 5 ARG C 229 THR C 447 GLY C 449 GLN C 450 SITE 2 CC2 5 HOH C 960A SITE 1 CC3 7 PRO C 123 PRO C 124 ARG C 161 HOH C 661A SITE 2 CC3 7 HOH C1213A HOH C1269A HOH C1281A SITE 1 CC4 1 ARG C 525 SITE 1 CC5 3 PRO C 303 ARG C 307 ARG C 487 SITE 1 CC6 5 ASP B 96 THR D 168 PHE D 170 ASP D 172 SITE 2 CC6 5 SER D 174 SITE 1 CC7 4 TRP B 32 ASN D 326 VAL D 327 TRP D 436 SITE 1 CC8 3 THR B 73 HOH B 961B ARG D 405 SITE 1 CC9 3 PRO D 124 ARG D 161 HOH D 661B SITE 1 DC1 1 ARG D 525 SITE 1 DC2 3 PRO D 303 ARG D 307 LYS D 488 SITE 1 DC3 22 MET A 87 GLY A 90 GLN A 91 ASP A 94 SITE 2 DC3 22 ASP A 98 PHE A 99 THR A 100 HOH A 798A SITE 3 DC3 22 HOH A 844A HOH A 846A ARG C 239 GLU C 242 SITE 4 DC3 22 MET C 243 THR C 329 PHE C 332 ARG C 333 SITE 5 DC3 22 GLY C 335 HIS C 336 PHE C 365 PHE C 407 SITE 6 DC3 22 LEU C 417 ARG C 424 SITE 1 DC4 22 MET B 87 GLY B 90 GLN B 91 ASP B 94 SITE 2 DC4 22 ASP B 98 PHE B 99 THR B 100 HOH B 798B SITE 3 DC4 22 HOH B 844B HOH B 846B ARG D 239 GLU D 242 SITE 4 DC4 22 MET D 243 THR D 329 PHE D 332 ARG D 333 SITE 5 DC4 22 GLY D 335 HIS D 336 PHE D 407 LEU D 417 SITE 6 DC4 22 LEU D 420 ARG D 424

CRYST1 111.030 63.380 92.170 90.00 97.36 90.00 P 1 21 1 4

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 0.009007 0.000000 0.001163 0.00000

SCALE2 0.000000 0.015778 0.000000 0.00000

SCALE3 0.000000 0.000000 0.010940 0.00000

MTRIX1 1 -0.609750 0.678890 -0.409030 48.06874 1

MTRIX2 1 0.681320 0.185280 -0.708150 -6.94558 1

MTRIX3 1 -0.404970 -0.710480 -0.575520 34.28273 1