HEADER OXYGEN TRANSPORT 12-DEC-99 1DWT TITLE PHOTORELAXED HORSE HEART MYOGLOBIN CO COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYOGLOBIN; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 3 ORGANISM_COMMON: HORSE; SOURCE 4 ORGANISM_TAXID: 9796; SOURCE 5 ORGAN: HEART KEYWDS OXYGEN TRANSPORT, RESPIRATORY PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.CHU,J.VOJTECHOVSKY,B.H.MCMAHON,R.M.SWEET,J.BERENDZEN,I.SCHLICHTING REVDAT 7 06-DEC-23 1DWT 1 REMARK LINK REVDAT 6 25-SEP-19 1DWT 1 COMPND SOURCE DBREF REVDAT 5 08-MAY-19 1DWT 1 REMARK REVDAT 4 28-SEP-16 1DWT 1 AUTHOR JRNL REMARK VERSN REVDAT 4 2 1 FORMUL MASTER REVDAT 3 24-FEB-09 1DWT 1 VERSN REVDAT 2 29-APR-05 1DWT 1 REMARK HET HETNAM FORMUL REVDAT 2 2 1 HETATM REVDAT 1 03-MAR-00 1DWT 0 JRNL AUTH K.CHU,J.VOJTECHOVSKY,B.H.MCMAHON,R.M.SWEET,J.BERENDZEN, JRNL AUTH 2 I.SCHLICHTING JRNL TITL CRYSTAL STRUCTURE OF A NEW LIGAND BINDING INTERMEDIATE IN JRNL TITL 2 WILDTYPE CARBONMONOXY MYOGLOBIN JRNL REF NATURE V. 403 921 2000 JRNL REFN ISSN 0028-0836 JRNL PMID 10706294 JRNL DOI 10.1038/35002641 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.MAURUS,C.M.OVERALL,R.BOGUMIL,Y.LUO,A.G.MAUK,M.SMITH, REMARK 1 AUTH 2 G.D.BRAYER REMARK 1 TITL A MYOGLOBIN VARIANT WITH A POLAR SUBSTITUTION IN A CONSERVED REMARK 1 TITL 2 HYDROPHOBIC CLUSTER IN THE HEME BINDING POCKET REMARK 1 REF BIOCHIM.BIOPHYS.ACTA V.1341 1 1997 REMARK 1 REFN ISSN 0006-3002 REMARK 1 PMID 9300804 REMARK 1 DOI 10.1016/S0167-4838(97)00064-2 REMARK 1 REFERENCE 2 REMARK 1 AUTH I.SCHLICHTING,J.BERENDZEN,G.N.PHILLIPS JR,R.M.SWEET REMARK 1 TITL CRYSTAL STRUCTURE OF PHOTOLYSED MYOGLOBIN REMARK 1 REF NATURE V. 371 808 1994 REMARK 1 REFN ISSN 0028-0836 REMARK 1 PMID 7935843 REMARK 1 DOI 10.1038/371808A07969399 REMARK 1 REFERENCE 3 REMARK 1 AUTH C.SHERWOOD,A.G.MAUK,G.D.BRAYER REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY DIFFRACTION DATA FOR HORSE REMARK 1 TITL 2 HEART METMYOGLOBIN REMARK 1 REF J.MOL.BIOL. V. 193 227 1987 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 3586021 REMARK 1 DOI 10.1016/0022-2836(87)90641-3 REMARK 2 REMARK 2 RESOLUTION. 1.40 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) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 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) (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 23555 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.243 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL 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 : 1194 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 163 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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) : 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.230 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 : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DWT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 12-DEC-99. REMARK 100 THE DEPOSITION ID IS D_1290004463. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-OCT-97 REMARK 200 TEMPERATURE (KELVIN) : 88.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRANDEIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23555 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 2.400 REMARK 200 R MERGE (I) : 0.08500 REMARK 200 R SYM (I) : 0.08500 REMARK 200 FOR THE DATA SET : 7.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.42 REMARK 200 R MERGE FOR SHELL (I) : 0.26600 REMARK 200 R SYM FOR SHELL (I) : 0.26600 REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: 1AZI REMARK 200 REMARK 200 REMARK: THIS DATASET WAS COLLECTED UNDER CONTINUOUS ILLUMIN USING REMARK 200 AN AR+ LASER (INTENSITY 4.6 MW/MM^2). PHOTO- RELAXATION WAS REMARK 200 ACHIEVED BY ILLUMINATING FOR 6 HOURS AT 160K AND BY SUBSEQUENTLY REMARK 200 RAMPING THE TEMPERATURE TO AT 10K/H, AGAIN UNDER CONTINUOUS REMARK 200 ILLUMINATION. AN OX CRYOSTREAM WAS USED FOR TEMPERATURE CONTROL. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 31.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HHMB(SIGMA) WAS CRYSTALLIZED AT ROOM REMARK 280 TEMPERATURE BY EQUILIBRATING 10 UL DROPS OF 5 MG/ML PROTEIN IN REMARK 280 1.7-1.8 M AMMONIUM SULFATE, 0.1 M TRIS HCL PH 7.5 USING THE REMARK 280 HANGING DROP GEOMETRY, PH 7.50, VAPOR 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 14.40000 REMARK 290 SMTRY3 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 GLY A 153 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 20 71.05 -152.02 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 154 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 93 NE2 REMARK 620 2 HEM A 154 NA 95.8 REMARK 620 3 HEM A 154 NB 92.6 87.8 REMARK 620 4 HEM A 154 NC 96.3 167.9 90.9 REMARK 620 5 HEM A 154 ND 97.5 89.8 169.8 89.3 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 156 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 154 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 155 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DWR RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) WILD-TYPE COMPLEXED WITH CO REMARK 900 RELATED ID: 1DWS RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) WILD-TYPE COMPLEXED WITH CO. DATA COLLECTED REMARK 900 ONE HOUR AFTER PHOTOLYSIS OF THE BOUND CO REMARK 900 RELATED ID: 1AZI RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) RECOMBINANT WILD-TYPE COMPLEXED WITH AZIDE REMARK 900 RELATED ID: 1YMA RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) MUTANT WITH HIS 64 REPLACED BY TYR (H64Y) REMARK 900 RELATED ID: 1YMB RELATED DB: PDB REMARK 900 METMYOGLOBIN (HORSE HEART) REMARK 900 RELATED ID: 1YMC RELATED DB: PDB REMARK 900 CYANOMET-SULFMYOGLOBIN (HORSE HEART) REMARK 900 RELATED ID: 1HRM RELATED DB: PDB REMARK 900 MYOGLOBIN MUTANT WITH HIS 93 REPLACED BY TYR (H93Y) REMARK 900 RELATED ID: 1HSY RELATED DB: PDB REMARK 900 MYOGLOBIN MUTANT WITH HIS 64 REPLACED BY THR (H64T) REMARK 900 RELATED ID: 1RSE RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) MUTANT WITH SER 92 REPLACED BY ASP (S92D) REMARK 900 RELATED ID: 1XCH RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) MUTANT WITH LEU 104 REPLACED BY ASN (L104N) REMARK 900 RELATED ID: 1WLA RELATED DB: PDB REMARK 900 MYOGLOBIN (HORSE HEART) RECOMBINANT WILD-TYPE REMARK 900 RELATED ID: 1BJE RELATED DB: PDB REMARK 900 H64T VARIANT OF MYOGLOBIN (HORSE HEART) RECOMBINANT WILD-TYPE REMARK 900 COMPLEXED WITH AZIDE DBREF 1DWT A 1 153 UNP P68082 MYG_HORSE 2 154 SEQRES 1 A 153 GLY LEU SER ASP GLY GLU TRP GLN GLN VAL LEU ASN VAL SEQRES 2 A 153 TRP GLY LYS VAL GLU ALA ASP ILE ALA GLY HIS GLY GLN SEQRES 3 A 153 GLU VAL LEU ILE ARG LEU PHE THR GLY HIS PRO GLU THR SEQRES 4 A 153 LEU GLU LYS PHE ASP LYS PHE LYS HIS LEU LYS THR GLU SEQRES 5 A 153 ALA GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS GLY SEQRES 6 A 153 THR VAL VAL LEU THR ALA LEU GLY GLY ILE LEU LYS LYS SEQRES 7 A 153 LYS GLY HIS HIS GLU ALA GLU LEU LYS PRO LEU ALA GLN SEQRES 8 A 153 SER HIS ALA THR LYS HIS LYS ILE PRO ILE LYS TYR LEU SEQRES 9 A 153 GLU PHE ILE SER ASP ALA ILE ILE HIS VAL LEU HIS SER SEQRES 10 A 153 LYS HIS PRO GLY ASP PHE GLY ALA ASP ALA GLN GLY ALA SEQRES 11 A 153 MET THR LYS ALA LEU GLU LEU PHE ARG ASN ASP ILE ALA SEQRES 12 A 153 ALA LYS TYR LYS GLU LEU GLY PHE GLN GLY HET HEM A 154 43 HET CMO A 155 2 HET SO4 A 156 5 HET SO4 A 900 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETNAM SO4 SULFATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 CMO C O FORMUL 4 SO4 2(O4 S 2-) FORMUL 6 HOH *163(H2 O) HELIX 1 1 SER A 3 ASP A 20 1 18 HELIX 2 2 ASP A 20 HIS A 36 1 17 HELIX 3 3 HIS A 36 GLU A 41 1 6 HELIX 4 4 THR A 51 ALA A 57 1 7 HELIX 5 5 SER A 58 LYS A 77 1 20 HELIX 6 6 HIS A 82 LYS A 96 1 15 HELIX 7 7 PRO A 100 HIS A 119 1 20 HELIX 8 8 GLY A 124 GLY A 150 1 27 LINK NE2 HIS A 93 FE HEM A 154 1555 1555 2.14 SITE 1 AC1 5 SER A 58 GLU A 59 ASP A 60 HOH A2161 SITE 2 AC1 5 HOH A2162 SITE 1 AC2 3 GLY A 1 HOH A2003 HOH A2163 SITE 1 AC3 22 THR A 39 LYS A 42 PHE A 43 LYS A 45 SITE 2 AC3 22 HIS A 64 VAL A 68 ALA A 71 LEU A 89 SITE 3 AC3 22 SER A 92 HIS A 93 HIS A 97 ILE A 99 SITE 4 AC3 22 TYR A 103 HIS A 113 HIS A 116 GLN A 128 SITE 5 AC3 22 CMO A 155 HOH A2155 HOH A2156 HOH A2157 SITE 6 AC3 22 HOH A2158 HOH A2159 SITE 1 AC4 3 HIS A 93 ILE A 142 HEM A 154 CRYST1 62.800 28.800 35.200 90.00 106.20 90.00 P 1 21 1 2 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 0.015923 0.000000 0.004626 0.00000 SCALE2 0.000000 0.034722 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029584 0.00000