1WEJ - Header Asymmetric Unit

HEADER COMPLEX (ANTIBODY/ELECTRON TRANSPORT) 26-MAR-98 1WEJ

TITLE IGG1 FAB FRAGMENT (OF E8 ANTIBODY) COMPLEXED WITH HORSE TITLE 2 CYTOCHROME C AT 1.8 A RESOLUTION

COMPND MOL_ID: 1; COMPND 2 MOLECULE: E8 ANTIBODY; COMPND 3 CHAIN: L; COMPND 4 FRAGMENT: FAB; COMPND 5 SYNONYM: FAB E8; COMPND 6 OTHER_DETAILS: IGG1 KAPPA MOUSE MONOCLONAL ANTIBODY; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: E8 ANTIBODY; COMPND 9 CHAIN: H; COMPND 10 FRAGMENT: FAB; COMPND 11 SYNONYM: FAB E8; COMPND 12 OTHER_DETAILS: IGG1 KAPPA MOUSE MONOCLONAL ANTIBODY; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: CYTOCHROME C; COMPND 15 CHAIN: F; COMPND 16 SYNONYM: CYT C, ANTIGEN; COMPND 17 OTHER_DETAILS: ELECTRON TRANSPORT PROTEIN WITH HEME

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 STRAIN: BALB/C; SOURCE 6 CELL_LINE: P3-X63-AG8.653; SOURCE 7 ORGAN: SPLEEN; SOURCE 8 OTHER_DETAILS: E8 ANTIBODY PURIFIED FROM ASCITES; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 11 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 12 ORGANISM_TAXID: 10090; SOURCE 13 STRAIN: BALB-C; SOURCE 14 CELL_LINE: P3-X63-AG8.653; SOURCE 15 ORGAN: SPLEEN; SOURCE 16 OTHER_DETAILS: E8 ANTIBODY PURIFIED FROM ASCITES; SOURCE 17 MOL_ID: 3; SOURCE 18 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 19 ORGANISM_COMMON: HORSE; SOURCE 20 ORGANISM_TAXID: 9796; SOURCE 21 ORGAN: HEART; SOURCE 22 OTHER_DETAILS: OBTAINED FROM SIGMA

KEYWDS IMMUNOGLOBULIN, IGG1 KAPPA, FAB FRAGMENT, HORSE CYTOCHROME KEYWDS 2 C, COMPLEX (ANTIBODY/ELECTRON TRANSPORT)

EXPDTA X-RAY DIFFRACTION

AUTHOR S.E.MYLVAGANAM,Y.PATERSON,E.D.GETZOFF

REVDAT 2 24-FEB-09 1WEJ 1 VERSN REVDAT 1 09-DEC-98 1WEJ 0

JRNL AUTH S.E.MYLVAGANAM,Y.PATERSON,E.D.GETZOFF JRNL TITL STRUCTURAL BASIS FOR THE BINDING OF AN JRNL TITL 2 ANTI-CYTOCHROME C ANTIBODY TO ITS ANTIGEN: CRYSTAL JRNL TITL 3 STRUCTURES OF FABE8-CYTOCHROME C COMPLEX TO 1.8 A JRNL TITL 4 RESOLUTION AND FABE8 TO 2.26 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 281 301 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9698550 JRNL DOI 10.1006/JMBI.1998.1942

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.E.MYLVAGANAM,Y.PATERSON,K.KAISER,K.BOWDISH, REMARK 1 AUTH 2 E.D.GETZOFF REMARK 1 TITL BIOCHEMICAL IMPLICATIONS FROM THE VARIABLE GENE REMARK 1 TITL 2 SEQUENCES OF AN ANTI-CYTOCHROME C ANTIBODY AND REMARK 1 TITL 3 CRYSTALLOGRAPHIC CHARACTERIZATION OF ITS REMARK 1 TITL 4 ANTIGEN-BINDING FRAGMENT IN FREE AND REMARK 1 TITL 5 ANTIGEN-COMPLEXED FORMS REMARK 1 REF J.MOL.BIOL. V. 221 455 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH F.R.CARBONE,Y.PATERSON REMARK 1 TITL MONOCLONAL ANTIBODIES TO HORSE CYTOCHROME C REMARK 1 TITL 2 EXPRESSING FOUR DISTINCT IDIOTYPES DISTRIBUTE REMARK 1 TITL 3 AMONG TWO SITES ON THE NATIVE PROTEIN REMARK 1 REF J.IMMUNOL. V. 135 2609 1985 REMARK 1 REFN ISSN 0022-1767

REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.8 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 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) (%) : 94.1 REMARK 3 NUMBER OF REFLECTIONS : 47993 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) : 0.200 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.88 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5745 REMARK 3 BIN R VALUE (WORKING SET) : 0.3160 REMARK 3 BIN FREE R VALUE : 8.0000 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 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 : 4166 REMARK 3 NUCLEIC ACID ATOMS : NULL REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 637 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.06 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.96 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.94200 REMARK 3 B22 (A**2) : -2.04200 REMARK 3 B33 (A**2) : 2.07000 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) : 0.33 REMARK 3 LOW RESOLUTION CUTOFF (A) : 20.00 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) : 0.30 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.47 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.54 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 : PARAM19X.HEME REMARK 3 PARAMETER FILE 2 : PARHCSDXB.PRO REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19X.HEM REMARK 3 TOPOLOGY FILE 2 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1WEJ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JAN-95 REMARK 200 TEMPERATURE (KELVIN) : 90 REMARK 200 PH : 6.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : 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 : 48348 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 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 (%) : 94.1 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 36.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.28200 REMARK 200 <I/SIGMA(I)> FOR SHELL : 12.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.8 REMARK 200 STARTING MODEL: 2.26 A RESOLUTION FABE8 X-RAY STRUCTURE (FREE REMARK 200 FAB E8) (MYLVAGANAM ET AL., 1998, JMB, 281, 301-32; PDB ENTRY REMARK 200 1QBL) AND HORSE CYTOCHROME C 1.9 A X-RAY STRUCTURE (BUSHNELL REMARK 200 ET. AL., 1990; PDB ENTRY 1HRC). REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM ZINC ACETATE BUFFER, PH 6.4, REMARK 280 25% (W/V) PEG 4000.

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 39.79000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.19000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.27000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.19000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 39.79000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.27000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6420 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -80.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H, F 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: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6040 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24610 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -87.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: F 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 -94.38000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000

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 CYS H 223 CA - CB - SG ANGL. DEV. = 6.6 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 ALA L 51 -39.27 68.18 REMARK 500 SER H 76 -0.02 -144.14 REMARK 500 ALA H 92 -178.23 -177.80 REMARK 500 ASP H 100 -124.93 -133.29 REMARK 500 LYS H 136 58.30 -109.21 REMARK 500 PRO H 151 -164.82 -102.67 REMARK 500 CYS H 219 29.09 80.06 REMARK 500 ASP H 222 148.55 153.64 REMARK 500 LYS F 27 -129.04 -113.20 REMARK 500 ASN F 70 85.73 -162.19 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 F 666 DISTANCE = 5.11 ANGSTROMS

REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 HEM F 105

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 L 215 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP L 151 OD2 REMARK 620 2 HIS L 189 ND1 118.3 REMARK 620 N 1

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN L 215 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM F 105

DBREF 1WEJ L 1 214 GB 2072141 AAB53778 15 228 DBREF 1WEJ H 2 217 PIR S49220 S49220 2 219 DBREF 1WEJ F 1 104 UNP P00004 CYC_HORSE 1 104

SEQADV 1WEJ SER L 85 GB 2072141 THR 99 CONFLICT SEQADV 1WEJ GLN L 89 GB 2072141 HIS 103 CONFLICT SEQADV 1WEJ ILE L 106 GB 2072141 VAL 120 CONFLICT SEQADV 1WEJ PHE L 118 GB 2072141 LEU 132 CONFLICT SEQADV 1WEJ GLN H 3 PIR S49220 LYS 3 CONFLICT SEQADV 1WEJ GLN H 5 PIR S49220 LEU 5 CONFLICT SEQADV 1WEJ GLN H 6 PIR S49220 GLU 6 CONFLICT SEQADV 1WEJ PRO H 14 PIR S49220 SER 14 CONFLICT SEQADV 1WEJ LYS H 43 PIR S49220 GLN 43 CONFLICT SEQADV 1WEJ SER H 55 PIR S49220 ASN 55 CONFLICT SEQADV 1WEJ ASN H 57 PIR S49220 GLU 57 CONFLICT SEQADV 1WEJ THR H 58 PIR S49220 ILE 58 CONFLICT SEQADV 1WEJ ASP H 66 PIR S49220 GLY 66 CONFLICT SEQADV 1WEJ LYS H 67 PIR S49220 THR 67 CONFLICT SEQADV 1WEJ SER H 76 PIR S49220 THR 76 CONFLICT SEQADV 1WEJ H PIR S49220 VAL 97 DELETION SEQADV 1WEJ H PIR S49220 ARG 98 DELETION SEQADV 1WEJ ALA H 97 PIR S49220 ARG 99 CONFLICT SEQADV 1WEJ ASP H 100 PIR S49220 GLY 102 CONFLICT SEQADV 1WEJ TYR H 101 PIR S49220 SER 103 CONFLICT SEQADV 1WEJ GLY H 102 PIR S49220 SER 104 CONFLICT SEQADV 1WEJ ASN H 103 PIR S49220 GLN 105 CONFLICT SEQADV 1WEJ PHE H 104 PIR S49220 GLU 106 CONFLICT SEQADV 1WEJ ASP H 105 PIR S49220 PRO 107 CONFLICT SEQADV 1WEJ GLU H 119 PIR S49220 LYS 121 CONFLICT SEQADV 1WEJ THR H 132 PIR S49220 SER 134 CONFLICT SEQADV 1WEJ LEU H 135 PIR S49220 GLN 137 CONFLICT SEQADV 1WEJ LYS H 136 PIR S49220 THR 138 CONFLICT SEQADV 1WEJ SER H 137 PIR S49220 ASN 139 CONFLICT SEQADV 1WEJ THR H 182 PIR S49220 SER 184 CONFLICT SEQADV 1WEJ GLN H 195 PIR S49220 GLU 197 CONFLICT

SEQRES 1 L 214 ASP ILE GLN MET THR GLN SER PRO ALA SER LEU SER ALA SEQRES 2 L 214 SER VAL GLY GLU THR VAL THR ILE THR CYS ARG ALA SER SEQRES 3 L 214 GLY ASN ILE HIS ASN TYR LEU ALA TRP TYR GLN GLN LYS SEQRES 4 L 214 GLN GLY LYS SER PRO GLN LEU LEU VAL TYR ASN ALA LYS SEQRES 5 L 214 THR LEU ALA ASP GLY VAL PRO SER ARG PHE SER GLY SER SEQRES 6 L 214 GLY SER GLY THR GLN TYR SER LEU LYS ILE ASN SER LEU SEQRES 7 L 214 GLN PRO GLU ASP PHE GLY SER TYR TYR CYS GLN HIS PHE SEQRES 8 L 214 TRP SER THR PRO TRP THR PHE GLY GLY GLY THR LYS LEU SEQRES 9 L 214 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 L 214 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 L 214 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 L 214 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 L 214 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 L 214 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 L 214 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 L 214 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 L 214 PHE ASN ARG ASN GLU CYS SEQRES 1 H 223 GLU VAL GLN LEU GLN GLN SER GLY ALA GLU LEU VAL LYS SEQRES 2 H 223 PRO GLY ALA SER VAL LYS LEU SER CYS THR ALA SER GLY SEQRES 3 H 223 PHE ASN ILE LYS ASP THR TYR MET HIS TRP VAL LYS GLN SEQRES 4 H 223 ARG PRO GLU LYS GLY LEU GLU TRP ILE GLY ARG ILE ASP SEQRES 5 H 223 PRO ALA SER GLY ASN THR LYS TYR ASP PRO LYS PHE GLN SEQRES 6 H 223 ASP LYS ALA THR ILE THR ALA ASP THR SER SER ASN THR SEQRES 7 H 223 ALA TYR LEU GLN LEU SER SER LEU THR SER GLU ASP THR SEQRES 8 H 223 ALA VAL TYR TYR CYS ALA GLY TYR ASP TYR GLY ASN PHE SEQRES 9 H 223 ASP TYR TRP GLY GLN GLY THR THR LEU THR VAL SER SER SEQRES 10 H 223 ALA GLU THR THR PRO PRO SER VAL TYR PRO LEU ALA PRO SEQRES 11 H 223 GLY THR ALA ALA LEU LYS SER SER MET VAL THR LEU GLY SEQRES 12 H 223 CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR VAL SEQRES 13 H 223 THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS THR SEQRES 14 H 223 PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU THR SEQRES 15 H 223 SER SER VAL THR VAL PRO SER SER THR TRP PRO SER GLN SEQRES 16 H 223 THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER THR SEQRES 17 H 223 LYS VAL ASP LYS LYS ILE VAL PRO ARG ASN CYS GLY GLY SEQRES 18 H 223 ASP CYS SEQRES 1 F 105 ACE GLY ASP VAL GLU LYS GLY LYS LYS ILE PHE VAL GLN SEQRES 2 F 105 LYS CYS ALA GLN CYS HIS THR VAL GLU LYS GLY GLY LYS SEQRES 3 F 105 HIS LYS THR GLY PRO ASN LEU HIS GLY LEU PHE GLY ARG SEQRES 4 F 105 LYS THR GLY GLN ALA PRO GLY PHE THR TYR THR ASP ALA SEQRES 5 F 105 ASN LYS ASN LYS GLY ILE THR TRP LYS GLU GLU THR LEU SEQRES 6 F 105 MET GLU TYR LEU GLU ASN PRO LYS LYS TYR ILE PRO GLY SEQRES 7 F 105 THR LYS MET ILE PHE ALA GLY ILE LYS LYS LYS THR GLU SEQRES 8 F 105 ARG GLU ASP LEU ILE ALA TYR LEU LYS LYS ALA THR ASN SEQRES 9 F 105 GLU

HET ACE F 0 3 HET ZN L 215 1 HET HEM F 105 42

HETNAM ACE ACETYL GROUP HETNAM ZN ZINC ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE

HETSYN HEM HEME

FORMUL 3 ACE C2 H4 O FORMUL 4 ZN ZN 2+ FORMUL 5 HEM C34 H32 FE N4 O4 FORMUL 6 HOH *637(H2 O)

HELIX 1 1 PRO L 80 ASP L 82 5 3 HELIX 2 2 SER L 122 SER L 127 1 6 HELIX 3 3 LYS L 183 ARG L 188 1 6 HELIX 4 4 ILE H 29 ASP H 31 5 3 HELIX 5 5 PRO H 62 PHE H 64 5 3 HELIX 6 6 SER H 88 ASP H 90 5 3 HELIX 7 7 THR H 132 LEU H 135 5 4 HELIX 8 8 ASN H 159 GLY H 161 5 3 HELIX 9 9 PRO H 204 SER H 206 5 3 HELIX 10 10 VAL F 3 LYS F 13 1 11 HELIX 11 11 ASP F 50 ASN F 54 1 5 HELIX 12 12 GLU F 61 GLU F 69 1 9 HELIX 13 13 PRO F 71 TYR F 74 1 4 HELIX 14 14 LYS F 88 ALA F 101 1 14

SHEET 1 A 4 MET L 4 SER L 7 0 SHEET 2 A 4 VAL L 19 ALA L 25 -1 N ARG L 24 O THR L 5 SHEET 3 A 4 GLN L 70 ILE L 75 -1 N ILE L 75 O VAL L 19 SHEET 4 A 4 PHE L 62 SER L 67 -1 N SER L 67 O GLN L 70 SHEET 1 B 5 SER L 10 ALA L 13 0 SHEET 2 B 5 THR L 102 ILE L 106 1 N LYS L 103 O LEU L 11 SHEET 3 B 5 GLY L 84 HIS L 90 -1 N TYR L 86 O THR L 102 SHEET 4 B 5 LEU L 33 GLN L 38 -1 N GLN L 38 O SER L 85 SHEET 5 B 5 GLN L 45 VAL L 48 -1 N VAL L 48 O TRP L 35 SHEET 1 C 4 THR L 114 PHE L 118 0 SHEET 2 C 4 GLY L 129 ASN L 137 -1 N ASN L 137 O THR L 114 SHEET 3 C 4 MET L 175 THR L 182 -1 N LEU L 181 O ALA L 130 SHEET 4 C 4 VAL L 159 TRP L 163 -1 N SER L 162 O SER L 176 SHEET 1 D 4 SER L 153 ARG L 155 0 SHEET 2 D 4 ASN L 145 ILE L 150 -1 N ILE L 150 O SER L 153 SHEET 3 D 4 SER L 191 THR L 197 -1 N THR L 197 O ASN L 145 SHEET 4 D 4 ILE L 205 ASN L 210 -1 N PHE L 209 O TYR L 192 SHEET 1 E 4 GLN H 3 GLN H 6 0 SHEET 2 E 4 VAL H 18 SER H 25 -1 N SER H 25 O GLN H 3 SHEET 3 E 4 THR H 78 LEU H 83 -1 N LEU H 83 O VAL H 18 SHEET 4 E 4 ALA H 68 ASP H 73 -1 N ASP H 73 O THR H 78 SHEET 1 F 6 GLU H 10 VAL H 12 0 SHEET 2 F 6 THR H 111 VAL H 115 1 N THR H 114 O GLU H 10 SHEET 3 F 6 ALA H 92 GLY H 98 -1 N TYR H 94 O THR H 111 SHEET 4 F 6 TYR H 33 GLN H 39 -1 N GLN H 39 O VAL H 93 SHEET 5 F 6 LEU H 45 ASP H 52 -1 N ILE H 51 O MET H 34 SHEET 6 F 6 ASN H 57 TYR H 60 -1 N LYS H 59 O ARG H 50 SHEET 1 G 2 ALA H 97 TYR H 99 0 SHEET 2 G 2 ASP H 105 TRP H 107 -1 N TYR H 106 O GLY H 98 SHEET 1 H 4 SER H 124 LEU H 128 0 SHEET 2 H 4 MET H 139 TYR H 149 -1 N LYS H 147 O SER H 124 SHEET 3 H 4 TYR H 179 PRO H 188 -1 N VAL H 187 O VAL H 140 SHEET 4 H 4 VAL H 167 THR H 169 -1 N HIS H 168 O SER H 184 SHEET 1 I 3 THR H 155 TRP H 158 0 SHEET 2 I 3 THR H 198 HIS H 203 -1 N ALA H 202 O THR H 155 SHEET 3 I 3 THR H 208 LYS H 213 -1 N LYS H 212 O CYS H 199 SHEET 1 J 2 VAL H 173 GLN H 175 0 SHEET 2 J 2 LEU H 178 THR H 180 -1 N THR H 180 O VAL H 173

SSBOND 1 CYS L 23 CYS L 88 1555 1555 2.03 SSBOND 2 CYS L 134 CYS L 194 1555 1555 2.02 SSBOND 3 CYS L 214 CYS H 219 1555 1555 2.03 SSBOND 4 CYS H 22 CYS H 96 1555 1555 2.02 SSBOND 5 CYS H 144 CYS H 199 1555 1555 2.03

LINK C ACE F 0 N GLY F 1 1555 1555 1.33 LINK CAB HEM F 105 SG CYS F 14 1555 1555 1.79 LINK CAC HEM F 105 SG CYS F 17 1555 1555 1.78 LINK ZN ZN L 215 OD2 ASP L 151 1555 1555 1.76 LINK ZN ZN L 215 ND1 HIS L 189 1555 1555 2.45

CISPEP 1 SER L 7 PRO L 8 0 -0.33 CISPEP 2 THR L 94 PRO L 95 0 -0.01 CISPEP 3 TYR L 140 PRO L 141 0 -0.06 CISPEP 4 PHE H 150 PRO H 151 0 -0.17 CISPEP 5 GLU H 152 PRO H 153 0 -0.08 CISPEP 6 TRP H 192 PRO H 193 0 0.23

SITE 1 AC1 3 ASP L 151 HIS L 189 HOH L 368 SITE 1 AC2 21 LYS F 13 CYS F 14 GLN F 16 CYS F 17 SITE 2 AC2 21 HIS F 18 THR F 28 GLY F 29 PRO F 30 SITE 3 AC2 21 THR F 40 GLY F 41 TYR F 48 THR F 49 SITE 4 AC2 21 ASN F 52 TRP F 59 TYR F 67 LEU F 68 SITE 5 AC2 21 THR F 78 LYS F 79 MET F 80 PHE F 82 SITE 6 AC2 21 HOH F 208

CRYST1 79.580 72.540 94.380 90.00 90.00 90.00 P 21 21 21 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 0.012566 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013785 0.000000 0.00000

SCALE3 0.000000 0.000000 0.010595 0.00000