HEADER OXIDOREDUCTASE 26-JAN-15 4XV6 TITLE CCP GATELESS CAVITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C PEROXIDASE, MITOCHONDRIAL; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CCP; COMPND 5 EC: 1.11.1.5; COMPND 6 ENGINEERED: YES; COMPND 7 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 6 28-FEB-24 4XV6 1 REMARK REVDAT 5 27-NOV-19 4XV6 1 REMARK REVDAT 4 20-SEP-17 4XV6 1 SOURCE REMARK REVDAT 3 29-JUL-15 4XV6 1 JRNL REVDAT 2 24-JUN-15 4XV6 1 JRNL REVDAT 1 18-FEB-15 4XV6 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. 1.55 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.42 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 62014 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.105 REMARK 3 R VALUE (WORKING SET) : 0.104 REMARK 3 FREE R VALUE : 0.136 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.070 REMARK 3 FREE R VALUE TEST SET COUNT : 3146 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 33.4240 - 4.3402 0.99 2881 149 0.1122 0.1468 REMARK 3 2 4.3402 - 3.4460 0.99 2730 146 0.0874 0.1047 REMARK 3 3 3.4460 - 3.0108 1.00 2731 150 0.1010 0.1369 REMARK 3 4 3.0108 - 2.7356 0.99 2689 143 0.1053 0.1428 REMARK 3 5 2.7356 - 2.5396 0.99 2672 150 0.1014 0.1150 REMARK 3 6 2.5396 - 2.3899 0.99 2685 149 0.0931 0.1284 REMARK 3 7 2.3899 - 2.2703 1.00 2705 120 0.0946 0.1198 REMARK 3 8 2.2703 - 2.1715 0.99 2649 153 0.0836 0.1208 REMARK 3 9 2.1715 - 2.0879 1.00 2681 141 0.0881 0.1237 REMARK 3 10 2.0879 - 2.0158 1.00 2649 146 0.0885 0.1292 REMARK 3 11 2.0158 - 1.9528 1.00 2649 157 0.0844 0.1241 REMARK 3 12 1.9528 - 1.8970 1.00 2662 137 0.0948 0.1288 REMARK 3 13 1.8970 - 1.8471 1.00 2655 149 0.0994 0.1338 REMARK 3 14 1.8471 - 1.8020 1.00 2688 133 0.1072 0.1509 REMARK 3 15 1.8020 - 1.7610 0.99 2646 118 0.1111 0.1662 REMARK 3 16 1.7610 - 1.7236 1.00 2657 133 0.1168 0.1444 REMARK 3 17 1.7236 - 1.6891 1.00 2642 133 0.1312 0.1865 REMARK 3 18 1.6891 - 1.6572 1.00 2611 167 0.1414 0.1797 REMARK 3 19 1.6572 - 1.6276 1.00 2635 146 0.1551 0.2129 REMARK 3 20 1.6276 - 1.6000 1.00 2669 135 0.1674 0.2069 REMARK 3 21 1.6000 - 1.5742 1.00 2677 130 0.1779 0.2204 REMARK 3 22 1.5742 - 1.5500 1.00 2605 161 0.1980 0.2252 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) : 0.110 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.520 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.83 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.35 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 : 0.019 2645 REMARK 3 ANGLE : 1.646 3617 REMARK 3 CHIRALITY : 0.126 349 REMARK 3 PLANARITY : 0.009 483 REMARK 3 DIHEDRAL : 16.142 991 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 4XV6 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_1000206295. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-DEC-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 : NULL 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 : 62017 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 33.420 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : 0.64900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 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 (%): 60.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTAL GROWN IN EQUAL VOLUME OF 500MM REMARK 280 MES BUFFER AND 25% MPD, PH 6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 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 25.74000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.65000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.26000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.65000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.74000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.26000 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 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 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 93.5 REMARK 620 3 HEM A 301 NB 90.0 89.7 REMARK 620 4 HEM A 301 NC 88.5 178.0 89.8 REMARK 620 5 HEM A 301 ND 91.5 90.6 178.5 89.9 REMARK 620 6 HOH A 460 O 178.2 87.1 88.4 90.9 90.1 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 MES A 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4XV4 RELATED DB: PDB REMARK 900 COLLECTED AT RT ON SAME CRYSTAL AS 4NVF REMARK 900 RELATED ID: 4XV5 RELATED DB: PDB REMARK 900 RELATED ID: 4XV7 RELATED DB: PDB REMARK 900 RELATED ID: 4XV8 RELATED DB: PDB REMARK 900 RELATED ID: 4XVA RELATED DB: PDB DBREF 4XV6 A 4 292 UNP P00431 CCPR_YEAST 71 361 SEQADV 4XV6 ILE A 53 UNP P00431 THR 120 CONFLICT SEQADV 4XV6 GLY A 152 UNP P00431 ASP 219 CONFLICT SEQADV 4XV6 GLY A 190 UNP P00431 PRO 257 ENGINEERED MUTATION SEQADV 4XV6 GLY A 191 UNP P00431 TRP 258 ENGINEERED MUTATION SEQADV 4XV6 A UNP P00431 ALA 260 DELETION SEQRES 1 A 289 LEU VAL HIS VAL ALA SER VAL GLU LYS GLY ARG SER TYR SEQRES 2 A 289 GLU ASP PHE GLN LYS VAL TYR ASN ALA ILE ALA LEU LYS SEQRES 3 A 289 LEU ARG GLU ASP ASP GLU TYR ASP ASN TYR ILE GLY TYR SEQRES 4 A 289 GLY PRO VAL LEU VAL ARG LEU ALA TRP HIS ILE SER GLY SEQRES 5 A 289 THR TRP ASP LYS HIS ASP ASN THR GLY GLY SER TYR GLY SEQRES 6 A 289 GLY THR TYR ARG PHE LYS LYS GLU PHE ASN ASP PRO SER SEQRES 7 A 289 ASN ALA GLY LEU GLN ASN GLY PHE LYS PHE LEU GLU PRO SEQRES 8 A 289 ILE HIS LYS GLU PHE PRO TRP ILE SER SER GLY ASP LEU SEQRES 9 A 289 PHE SER LEU GLY GLY VAL THR ALA VAL GLN GLU MET GLN SEQRES 10 A 289 GLY PRO LYS ILE PRO TRP ARG CYS GLY ARG VAL ASP THR SEQRES 11 A 289 PRO GLU ASP THR THR PRO ASP ASN GLY ARG LEU PRO ASP SEQRES 12 A 289 ALA ASP LYS ASP ALA GLY TYR VAL ARG THR PHE PHE GLN SEQRES 13 A 289 ARG LEU ASN MET ASN ASP ARG GLU VAL VAL ALA LEU MET SEQRES 14 A 289 GLY ALA HIS ALA LEU GLY LYS THR HIS LEU LYS ASN SER SEQRES 15 A 289 GLY TYR GLU GLY GLY GLY ALA ASN ASN VAL PHE THR ASN SEQRES 16 A 289 GLU PHE TYR LEU ASN LEU LEU ASN GLU ASP TRP LYS LEU SEQRES 17 A 289 GLU LYS ASN ASP ALA ASN ASN GLU GLN TRP ASP SER LYS SEQRES 18 A 289 SER GLY TYR MET MET LEU PRO THR ASP TYR SER LEU ILE SEQRES 19 A 289 GLN ASP PRO LYS TYR LEU SER ILE VAL LYS GLU TYR ALA SEQRES 20 A 289 ASN ASP GLN ASP LYS PHE PHE LYS ASP PHE SER LYS ALA SEQRES 21 A 289 PHE GLU LYS LEU LEU GLU ASN GLY ILE THR PHE PRO LYS SEQRES 22 A 289 ASP ALA PRO SER PRO PHE ILE PHE LYS THR LEU GLU GLU SEQRES 23 A 289 GLN GLY LEU HET HEM A 301 43 HET MES A 302 12 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 MES C6 H13 N O4 S FORMUL 4 HOH *262(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 SER A 235 1 6 HELIX 16 AB7 LEU A 236 GLN A 238 5 3 HELIX 17 AB8 ASP A 239 ASN A 251 1 13 HELIX 18 AB9 ASP A 252 ASN A 270 1 19 HELIX 19 AC1 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 2 GLY A 178 THR A 180 0 SHEET 2 AA2 2 GLY A 189 ASN A 193 -1 O GLY A 189 N THR A 180 SHEET 1 AA3 3 LYS A 210 LYS A 213 0 SHEET 2 AA3 3 GLU A 219 ASP A 222 -1 O ASP A 222 N LYS A 210 SHEET 3 AA3 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 2.16 LINK FE HEM A 301 O HOH A 460 1555 1555 2.01 SITE 1 AC1 22 PRO A 44 ARG A 48 TRP A 51 PRO A 145 SITE 2 AC1 22 ASP A 146 LEU A 171 MET A 172 ALA A 174 SITE 3 AC1 22 HIS A 175 LEU A 177 GLY A 178 LYS A 179 SITE 4 AC1 22 THR A 180 HIS A 181 ASN A 184 SER A 185 SITE 5 AC1 22 LEU A 230 MES A 302 HOH A 460 HOH A 478 SITE 6 AC1 22 HOH A 490 HOH A 494 SITE 1 AC2 12 HIS A 175 LEU A 177 THR A 180 GLY A 190 SITE 2 AC2 12 GLY A 191 ASN A 203 TYR A 227 MET A 228 SITE 3 AC2 12 MET A 229 HEM A 301 HOH A 489 HOH A 636 CRYST1 51.480 76.520 107.300 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 0.019425 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013068 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009320 0.00000