4XV8 - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 26-JAN-15 4XV8

TITLE CCP GATELESS CAVITY

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE, MITOCHONDRIAL; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 71-361; COMPND 5 SYNONYM: CCP; COMPND 6 EC: 1.11.1.5; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE (STRAIN ATCC 204508 / SOURCE 3 S288C); SOURCE 4 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 5 ORGANISM_TAXID: 559292; SOURCE 6 STRAIN: ATCC 204508 / S288C; SOURCE 7 GENE: CCP1, CCP, CPO, YKR066C; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID

KEYWDS MODEL SYSTEM, FLEXIBILITY, THERMODYNAMICS, CRYPTIC SITE, TRANSIENT KEYWDS 2 PROTEIN SITES, LIGAND BINDING, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR M.FISCHER,J.S.FRASER

REVDAT 3 29-JUL-15 4XV8 1 JRNL REVDAT 2 24-JUN-15 4XV8 1 JRNL REVDAT 1 18-FEB-15 4XV8 0

JRNL AUTH M.FISCHER,B.K.SHOICHET,J.S.FRASER JRNL TITL ONE CRYSTAL, TWO TEMPERATURES: CRYOCOOLING PENALTIES ALTER JRNL TITL 2 LIGAND BINDING TO TRANSIENT PROTEIN SITES. JRNL REF CHEMBIOCHEM V. 16 1560 2015 JRNL REFN ESSN 1439-7633 JRNL PMID 26032594 JRNL DOI 10.1002/CBIC.201500196

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.FISCHER,R.G.COLEMAN,J.S.FRASER,B.K.SHOICHET REMARK 1 TITL INCORPORATION OF PROTEIN FLEXIBILITY AND CONFORMATIONAL REMARK 1 TITL 2 ENERGY PENALTIES IN DOCKING SCREENS TO IMPROVE LIGAND REMARK 1 TITL 3 DISCOVERY. REMARK 1 REF NAT CHEM V. 6 575 2014 REMARK 1 REFN ESSN 1755-4349 REMARK 1 PMID 24950326 REMARK 1 DOI 10.1038/NCHEM.1954

REMARK 2 REMARK 2 RESOLUTION. 1.57 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.57 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.76 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 60160 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.110 REMARK 3 R VALUE (WORKING SET) : 0.108 REMARK 3 FREE R VALUE : 0.140 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 3040 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 39.7685 - 4.3973 0.97 2750 141 0.1112 0.1467 REMARK 3 2 4.3973 - 3.4909 0.98 2639 136 0.0919 0.1148 REMARK 3 3 3.4909 - 3.0499 0.99 2658 120 0.1078 0.1309 REMARK 3 4 3.0499 - 2.7711 0.99 2620 139 0.1112 0.1415 REMARK 3 5 2.7711 - 2.5725 0.99 2584 142 0.1139 0.1477 REMARK 3 6 2.5725 - 2.4209 0.99 2636 137 0.1119 0.1322 REMARK 3 7 2.4209 - 2.2996 1.00 2580 147 0.1020 0.1291 REMARK 3 8 2.2996 - 2.1995 1.00 2623 114 0.0970 0.1288 REMARK 3 9 2.1995 - 2.1149 1.00 2604 136 0.0932 0.1407 REMARK 3 10 2.1149 - 2.0419 1.00 2584 131 0.0981 0.1319 REMARK 3 11 2.0419 - 1.9780 1.00 2563 143 0.0936 0.1455 REMARK 3 12 1.9780 - 1.9215 1.00 2564 152 0.0938 0.1228 REMARK 3 13 1.9215 - 1.8709 1.00 2606 142 0.0969 0.1212 REMARK 3 14 1.8709 - 1.8253 1.00 2564 153 0.1002 0.1581 REMARK 3 15 1.8253 - 1.7838 1.00 2585 122 0.1123 0.1532 REMARK 3 16 1.7838 - 1.7458 1.00 2582 134 0.1246 0.1614 REMARK 3 17 1.7458 - 1.7109 1.00 2540 134 0.1306 0.1293 REMARK 3 18 1.7109 - 1.6786 1.00 2602 132 0.1459 0.1772 REMARK 3 19 1.6786 - 1.6486 1.00 2589 154 0.1548 0.1954 REMARK 3 20 1.6486 - 1.6207 1.00 2552 141 0.1493 0.1928 REMARK 3 21 1.6207 - 1.5945 1.00 2555 140 0.1638 0.2161 REMARK 3 22 1.5945 - 1.5700 1.00 2540 150 0.1696 0.1975 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.140 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 11.490 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.76 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.52 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.017 2653 REMARK 3 ANGLE : 1.592 3631 REMARK 3 CHIRALITY : 0.108 351 REMARK 3 PLANARITY : 0.010 490 REMARK 3 DIHEDRAL : 15.167 987 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 4XV8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JAN-15. REMARK 100 THE DEPOSITION ID IS D_1000206285.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-SEP-11 REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95372 REMARK 200 MONOCHROMATOR : KOHZU DUAL DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 0.3.3.3 REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 60219 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.570 REMARK 200 RESOLUTION RANGE LOW (A) : 39.760 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.05300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.57 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.61 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.55500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.33 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: COMPOUND SOAKED INTO CRYSTAL GROWN IN REMARK 280 EQUAL VOLUME OF 500MM MES BUFFER AND 25% MPD, PH 6, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 283K

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 25.73000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.85500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.47500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.85500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.73000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.47500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: BIOLOGICAL ASSEMBLY IS A MONOMER

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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 MET A 1 REMARK 465 LYS A 2 REMARK 465 THR A 3

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 664 O HOH A 682 2.15 REMARK 500 O HOH A 689 O HOH A 693 2.18 REMARK 500 O HOH A 505 O HOH A 589 2.18 REMARK 500 OE2 GLU A 199 O HOH A 670 2.20 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 ASP A 252 89.70 -150.15 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 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 175 NE2 REMARK 620 2 HEM A 301 NA 94.7 REMARK 620 3 HEM A 301 NB 90.3 88.9 REMARK 620 4 HEM A 301 NC 87.6 177.6 90.7 REMARK 620 5 HEM A 301 ND 92.2 91.3 177.4 89.1 REMARK 620 6 HOH A 459 O 177.7 85.1 87.4 92.5 90.0 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue BEN A 302

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4NVC RELATED DB: PDB REMARK 900 COLLECTED AT RT ON THE SAME CRYSTAL AS 4NVC REMARK 900 RELATED ID: 4XV4 RELATED DB: PDB REMARK 900 RELATED ID: 4XV5 RELATED DB: PDB REMARK 900 RELATED ID: 4XV6 RELATED DB: PDB REMARK 900 RELATED ID: 4XV7 RELATED DB: PDB REMARK 900 RELATED ID: 4XVA RELATED DB: PDB

DBREF 4XV8 A 4 292 UNP P00431 CCPR_YEAST 71 361

SEQADV 4XV8 MET A 1 UNP P00431 INITIATING METHIONINE SEQADV 4XV8 LYS A 2 UNP P00431 EXPRESSION TAG SEQADV 4XV8 THR A 3 UNP P00431 EXPRESSION TAG SEQADV 4XV8 ILE A 53 UNP P00431 THR 120 CONFLICT SEQADV 4XV8 GLY A 152 UNP P00431 ASP 219 CONFLICT SEQADV 4XV8 GLY A 190 UNP P00431 PRO 257 ENGINEERED MUTATION SEQADV 4XV8 GLY A 191 UNP P00431 TRP 258 ENGINEERED MUTATION SEQADV 4XV8 A UNP P00431 GLY 259 DELETION SEQADV 4XV8 A UNP P00431 ALA 260 DELETION

SEQRES 1 A 292 MET LYS THR LEU VAL HIS VAL ALA SER VAL GLU LYS GLY SEQRES 2 A 292 ARG SER TYR GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE SEQRES 3 A 292 ALA LEU LYS LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR SEQRES 4 A 292 ILE GLY TYR GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS SEQRES 5 A 292 ILE SER GLY THR TRP ASP LYS HIS ASP ASN THR GLY GLY SEQRES 6 A 292 SER TYR GLY GLY THR TYR ARG PHE LYS LYS GLU PHE ASN SEQRES 7 A 292 ASP PRO SER ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE SEQRES 8 A 292 LEU GLU PRO ILE HIS LYS GLU PHE PRO TRP ILE SER SER SEQRES 9 A 292 GLY ASP LEU PHE SER LEU GLY GLY VAL THR ALA VAL GLN SEQRES 10 A 292 GLU MET GLN GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG SEQRES 11 A 292 VAL ASP THR PRO GLU ASP THR THR PRO ASP ASN GLY ARG SEQRES 12 A 292 LEU PRO ASP ALA ASP LYS ASP ALA GLY TYR VAL ARG THR SEQRES 13 A 292 PHE PHE GLN ARG LEU ASN MET ASN ASP ARG GLU VAL VAL SEQRES 14 A 292 ALA LEU MET GLY ALA HIS ALA LEU GLY LYS THR HIS LEU SEQRES 15 A 292 LYS ASN SER GLY TYR GLU GLY GLY GLY ALA ASN ASN VAL SEQRES 16 A 292 PHE THR ASN GLU PHE TYR LEU ASN LEU LEU ASN GLU ASP SEQRES 17 A 292 TRP LYS LEU GLU LYS ASN ASP ALA ASN ASN GLU GLN TRP SEQRES 18 A 292 ASP SER LYS SER GLY TYR MET MET LEU PRO THR ASP TYR SEQRES 19 A 292 SER LEU ILE GLN ASP PRO LYS TYR LEU SER ILE VAL LYS SEQRES 20 A 292 GLU TYR ALA ASN ASP GLN ASP LYS PHE PHE LYS ASP PHE SEQRES 21 A 292 SER LYS ALA PHE GLU LYS LEU LEU GLU ASN GLY ILE THR SEQRES 22 A 292 PHE PRO LYS ASP ALA PRO SER PRO PHE ILE PHE LYS THR SEQRES 23 A 292 LEU GLU GLU GLN GLY LEU

HET HEM A 301 43 HET BEN A 302 9

HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM BEN BENZAMIDINE

HETSYN HEM HEME

FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 BEN C7 H8 N2 FORMUL 4 HOH *295(H2 O)

HELIX 1 AA1 SER A 15 ASP A 33 1 19 HELIX 2 AA2 GLU A 35 ILE A 40 1 6 HELIX 3 AA3 TYR A 42 GLY A 55 1 14 HELIX 4 AA4 GLY A 69 ARG A 72 5 4 HELIX 5 AA5 PHE A 73 ASN A 78 1 6 HELIX 6 AA6 ASP A 79 GLY A 84 5 6 HELIX 7 AA7 LEU A 85 PHE A 99 1 15 HELIX 8 AA8 SER A 103 MET A 119 1 17 HELIX 9 AA9 PRO A 134 THR A 138 5 5 HELIX 10 AB1 ASP A 150 ARG A 160 1 11 HELIX 11 AB2 ASN A 164 GLY A 173 1 10 HELIX 12 AB3 ALA A 174 LEU A 177 5 4 HELIX 13 AB4 HIS A 181 GLY A 186 1 6 HELIX 14 AB5 ASN A 198 GLU A 207 1 10 HELIX 15 AB6 LEU A 230 ASP A 239 1 10 HELIX 16 AB7 ASP A 239 ASN A 251 1 13 HELIX 17 AB8 ASP A 252 ASN A 270 1 19 HELIX 18 AB9 THR A 286 GLY A 291 1 6

SHEET 1 AA1 2 HIS A 6 VAL A 7 0 SHEET 2 AA1 2 ILE A 272 THR A 273 1 O THR A 273 N HIS A 6 SHEET 1 AA2 3 LYS A 210 LYS A 213 0 SHEET 2 AA2 3 GLU A 219 ASP A 222 -1 O ASP A 222 N LYS A 210 SHEET 3 AA2 3 MET A 228 MET A 229 -1 O MET A 229 N TRP A 221

LINK NE2 HIS A 175 FE HEM A 301 1555 1555 2.22 LINK FE HEM A 301 O HOH A 459 1555 1555 2.19

SITE 1 AC1 23 PRO A 44 ARG A 48 TRP A 51 PRO A 145 SITE 2 AC1 23 ASP A 146 ALA A 147 LEU A 171 ALA A 174 SITE 3 AC1 23 HIS A 175 LEU A 177 GLY A 178 LYS A 179 SITE 4 AC1 23 THR A 180 HIS A 181 ASN A 184 SER A 185 SITE 5 AC1 23 LEU A 230 THR A 232 BEN A 302 HOH A 459 SITE 6 AC1 23 HOH A 471 HOH A 500 HOH A 504 SITE 1 AC2 8 HIS A 175 LEU A 177 MET A 228 MET A 229 SITE 2 AC2 8 ASP A 233 HEM A 301 HOH A 475 HOH A 485

CRYST1 51.460 76.950 107.710 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 0.019433 0.000000 0.000000 0.00000

SCALE2 0.000000 0.012995 0.000000 0.00000

SCALE3 0.000000 0.000000 0.009284 0.00000