HEADER OXYGEN STORAGE/TRANSPORT 13-DEC-04 1Y8K TITLE HORSE METHEMOGLOBIN LOW SALT, PH 7.0 (88% RELATIVE HUMIDITY) COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN ALPHA CHAINS; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: SLOW AND FAST; COMPND 5 OTHER_DETAILS: PH 7.0 AQUOMET STRUCTURE; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: HEMOGLOBIN BETA CHAIN; COMPND 8 CHAIN: B, D SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 3 ORGANISM_COMMON: HORSE; SOURCE 4 ORGANISM_TAXID: 9796; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 7 ORGANISM_COMMON: HORSE; SOURCE 8 ORGANISM_TAXID: 9796 KEYWDS AQUO METHEMOGLOBIN, QUARTERNARY ASSOCIATION, ALLOSTERIC TRANSITION, KEYWDS 2 PROTEIN HYDRATION, OXYGEN STORAGE-TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR R.SANKARANARAYANAN,B.K.BISWAL,M.VIJAYAN REVDAT 3 23-AUG-23 1Y8K 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1Y8K 1 VERSN REVDAT 1 26-JUL-05 1Y8K 0 JRNL AUTH R.SANKARANARAYANAN,B.K.BISWAL,M.VIJAYAN JRNL TITL A NEW RELAXED STATE IN HORSE METHEMOGLOBIN CHARACTERIZED BY JRNL TITL 2 CRYSTALLOGRAPHIC STUDIES. JRNL REF PROTEINS V. 60 547 2005 JRNL REFN ISSN 0887-3585 JRNL PMID 15887226 JRNL DOI 10.1002/PROT.20510 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.K.BISWAL,M.VIJAYAN REMARK 1 TITL STRUCTURE OF HUMAN METHAEMOGLOBIN: THE VARIATION OF A THEME REMARK 1 REF CURR.SCI. V. 81 1100 2001 REMARK 1 REFN ISSN 0011-3891 REMARK 1 REFERENCE 2 REMARK 1 AUTH B.K.BISWAL,M.VIJAYAN REMARK 1 TITL STRUCTURES OF HUMAN OXY- AND DEOXYHAEMOGLOBIN AT DIFFERENT REMARK 1 TITL 2 LEVELS OF HUMIDITY: VARIABILITY IN THE T STATE REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 58 1155 2002 REMARK 1 REFN ISSN 0907-4449 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.4 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 372154.060 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 23480 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) : 0.183 REMARK 3 FREE R VALUE : 0.228 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1150 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3436 REMARK 3 BIN R VALUE (WORKING SET) : 0.2300 REMARK 3 BIN FREE R VALUE : 0.2850 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 169 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4406 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 386 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.90000 REMARK 3 B22 (A**2) : -0.20000 REMARK 3 B33 (A**2) : 1.10000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM SIGMAA (A) : 0.19 REMARK 3 LOW RESOLUTION CUTOFF (A) : 20.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.020 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 49.34 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : PARAM19X.HEME REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : TOPH19X.HEME REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1Y8K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JAN-05. REMARK 100 THE DEPOSITION ID IS D_1000031251. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-AUG-02 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 7.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : OSMIC MIRROR 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 : 24502 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.11200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.52300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: HORSE METHEMOGLOBIN, PDB ENTRY 2MHB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.01M PHOSPHATE BUFFER, 30% PEG 3350, REMARK 280 PH 7.0, LIQUID DIFFUSION, TEMPERATURE 293K 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 31.25950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.65750 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.07000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.65750 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 31.25950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.07000 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, 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 ASP A 75 49.53 -154.85 REMARK 500 ASN B 80 60.19 -150.33 REMARK 500 LYS B 144 48.08 -70.26 REMARK 500 ASP C 75 58.51 -163.41 REMARK 500 HIS D 77 41.18 -147.01 REMARK 500 TYR D 145 -90.72 -69.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR B 145 0.06 SIDE CHAIN 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 142 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 87 NE2 REMARK 620 2 HEM A 142 NA 85.9 REMARK 620 3 HEM A 142 NB 86.8 90.4 REMARK 620 4 HEM A 142 NC 93.8 179.2 90.3 REMARK 620 5 HEM A 142 ND 99.3 89.8 173.9 89.5 REMARK 620 6 HOH A 900 O 175.4 90.8 89.9 89.4 84.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 147 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 147 NA 86.0 REMARK 620 3 HEM B 147 NB 86.0 88.8 REMARK 620 4 HEM B 147 NC 96.6 177.0 89.9 REMARK 620 5 HEM B 147 ND 91.2 91.6 177.1 89.9 REMARK 620 6 HOH B 901 O 171.0 88.9 86.5 88.3 96.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 142 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 87 NE2 REMARK 620 2 HEM C 142 NA 92.9 REMARK 620 3 HEM C 142 NB 90.2 89.5 REMARK 620 4 HEM C 142 NC 92.8 174.3 90.9 REMARK 620 5 HEM C 142 ND 91.8 90.9 178.0 88.5 REMARK 620 6 HOH C 902 O 178.7 87.8 91.0 86.5 87.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 147 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 92 NE2 REMARK 620 2 HEM D 147 NA 88.9 REMARK 620 3 HEM D 147 NB 88.9 88.8 REMARK 620 4 HEM D 147 NC 92.4 178.3 90.1 REMARK 620 5 HEM D 147 ND 91.7 92.7 178.4 88.4 REMARK 620 6 HOH D 903 O 176.4 87.6 91.9 91.1 87.5 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 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 147 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JY7 RELATED DB: PDB REMARK 900 RELATED ID: 1LFQ RELATED DB: PDB REMARK 900 RELATED ID: 1Y8H RELATED DB: PDB REMARK 900 RELATED ID: 1Y8I RELATED DB: PDB DBREF 1Y8K A 1 141 UNP P01958 HBA_HORSE 1 141 DBREF 1Y8K C 1 141 UNP P01958 HBA_HORSE 1 141 DBREF 1Y8K B 1 146 UNP P02062 HBB_HORSE 1 146 DBREF 1Y8K D 1 146 UNP P02062 HBB_HORSE 1 146 SEQADV 1Y8K ASP A 82 UNP P01958 ASN 82 CONFLICT SEQADV 1Y8K ASN A 85 UNP P01958 ASP 85 CONFLICT SEQADV 1Y8K ASP C 82 UNP P01958 ASN 82 CONFLICT SEQADV 1Y8K ASN C 85 UNP P01958 ASP 85 CONFLICT SEQRES 1 A 141 VAL LEU SER ALA ALA ASP LYS THR ASN VAL LYS ALA ALA SEQRES 2 A 141 TRP SER LYS VAL GLY GLY HIS ALA GLY GLU TYR GLY ALA SEQRES 3 A 141 GLU ALA LEU GLU ARG MET PHE LEU GLY PHE PRO THR THR SEQRES 4 A 141 LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER SEQRES 5 A 141 ALA GLN VAL LYS ALA HIS GLY LYS LYS VAL GLY ASP ALA SEQRES 6 A 141 LEU THR LEU ALA VAL GLY HIS LEU ASP ASP LEU PRO GLY SEQRES 7 A 141 ALA LEU SER ASP LEU SER ASN LEU HIS ALA HIS LYS LEU SEQRES 8 A 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 A 141 LEU LEU SER THR LEU ALA VAL HIS LEU PRO ASN ASP PHE SEQRES 10 A 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU SER SEQRES 11 A 141 SER VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 B 146 VAL GLN LEU SER GLY GLU GLU LYS ALA ALA VAL LEU ALA SEQRES 2 B 146 LEU TRP ASP LYS VAL ASN GLU GLU GLU VAL GLY GLY GLU SEQRES 3 B 146 ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG PHE PHE ASP SER PHE GLY ASP LEU SER ASN PRO GLY SEQRES 5 B 146 ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS SEQRES 6 B 146 LYS VAL LEU HIS SER PHE GLY GLU GLY VAL HIS HIS LEU SEQRES 7 B 146 ASP ASN LEU LYS GLY THR PHE ALA ALA LEU SER GLU LEU SEQRES 8 B 146 HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG SEQRES 9 B 146 LEU LEU GLY ASN VAL LEU VAL VAL VAL LEU ALA ARG HIS SEQRES 10 B 146 PHE GLY LYS ASP PHE THR PRO GLU LEU GLN ALA SER TYR SEQRES 11 B 146 GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS SEQRES 12 B 146 LYS TYR HIS SEQRES 1 C 141 VAL LEU SER ALA ALA ASP LYS THR ASN VAL LYS ALA ALA SEQRES 2 C 141 TRP SER LYS VAL GLY GLY HIS ALA GLY GLU TYR GLY ALA SEQRES 3 C 141 GLU ALA LEU GLU ARG MET PHE LEU GLY PHE PRO THR THR SEQRES 4 C 141 LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER SEQRES 5 C 141 ALA GLN VAL LYS ALA HIS GLY LYS LYS VAL GLY ASP ALA SEQRES 6 C 141 LEU THR LEU ALA VAL GLY HIS LEU ASP ASP LEU PRO GLY SEQRES 7 C 141 ALA LEU SER ASP LEU SER ASN LEU HIS ALA HIS LYS LEU SEQRES 8 C 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 C 141 LEU LEU SER THR LEU ALA VAL HIS LEU PRO ASN ASP PHE SEQRES 10 C 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU SER SEQRES 11 C 141 SER VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 D 146 VAL GLN LEU SER GLY GLU GLU LYS ALA ALA VAL LEU ALA SEQRES 2 D 146 LEU TRP ASP LYS VAL ASN GLU GLU GLU VAL GLY GLY GLU SEQRES 3 D 146 ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN SEQRES 4 D 146 ARG PHE PHE ASP SER PHE GLY ASP LEU SER ASN PRO GLY SEQRES 5 D 146 ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS SEQRES 6 D 146 LYS VAL LEU HIS SER PHE GLY GLU GLY VAL HIS HIS LEU SEQRES 7 D 146 ASP ASN LEU LYS GLY THR PHE ALA ALA LEU SER GLU LEU SEQRES 8 D 146 HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG SEQRES 9 D 146 LEU LEU GLY ASN VAL LEU VAL VAL VAL LEU ALA ARG HIS SEQRES 10 D 146 PHE GLY LYS ASP PHE THR PRO GLU LEU GLN ALA SER TYR SEQRES 11 D 146 GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS SEQRES 12 D 146 LYS TYR HIS HET HEM A 142 43 HET HEM B 147 43 HET HEM C 142 43 HET HEM D 147 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *386(H2 O) HELIX 1 1 SER A 3 GLY A 18 1 16 HELIX 2 2 HIS A 20 PHE A 36 1 17 HELIX 3 3 PRO A 37 PHE A 43 5 7 HELIX 4 4 SER A 52 GLY A 71 1 20 HELIX 5 5 HIS A 72 ASP A 74 5 3 HELIX 6 6 ASP A 75 LEU A 80 1 6 HELIX 7 7 LEU A 80 HIS A 89 1 10 HELIX 8 8 PRO A 95 LEU A 113 1 19 HELIX 9 9 THR A 118 SER A 138 1 21 HELIX 10 10 SER B 4 ASP B 16 1 13 HELIX 11 11 GLU B 21 TYR B 35 1 15 HELIX 12 12 PRO B 36 GLY B 46 5 11 HELIX 13 13 ASN B 50 ASN B 57 1 8 HELIX 14 14 ASN B 57 HIS B 76 1 20 HELIX 15 15 HIS B 77 ASP B 79 5 3 HELIX 16 16 ASN B 80 PHE B 85 1 6 HELIX 17 17 PHE B 85 LYS B 95 1 11 HELIX 18 18 ASP B 99 GLY B 119 1 21 HELIX 19 19 LYS B 120 PHE B 122 5 3 HELIX 20 20 THR B 123 LYS B 144 1 22 HELIX 21 21 SER C 3 GLY C 18 1 16 HELIX 22 22 HIS C 20 PHE C 36 1 17 HELIX 23 23 PRO C 37 PHE C 43 5 7 HELIX 24 24 SER C 52 GLY C 71 1 20 HELIX 25 25 HIS C 72 ASP C 74 5 3 HELIX 26 26 ASP C 75 LEU C 80 1 6 HELIX 27 27 LEU C 80 HIS C 89 1 10 HELIX 28 28 PRO C 95 LEU C 113 1 19 HELIX 29 29 THR C 118 SER C 138 1 21 HELIX 30 30 SER D 4 ASP D 16 1 13 HELIX 31 31 ASN D 19 TYR D 35 1 17 HELIX 32 32 PRO D 36 GLY D 46 5 11 HELIX 33 33 ASN D 50 GLY D 56 1 7 HELIX 34 34 ASN D 57 HIS D 76 1 20 HELIX 35 35 HIS D 77 ASP D 79 5 3 HELIX 36 36 ASN D 80 PHE D 85 1 6 HELIX 37 37 PHE D 85 LYS D 95 1 11 HELIX 38 38 PRO D 100 GLY D 119 1 20 HELIX 39 39 LYS D 120 PHE D 122 5 3 HELIX 40 40 THR D 123 ALA D 142 1 20 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.16 LINK FE HEM A 142 O HOH A 900 1555 1555 2.14 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.12 LINK FE HEM B 147 O HOH B 901 1555 1555 2.13 LINK NE2 HIS C 87 FE HEM C 142 1555 1555 2.06 LINK FE HEM C 142 O HOH C 902 1555 1555 2.14 LINK NE2 HIS D 92 FE HEM D 147 1555 1555 2.09 LINK FE HEM D 147 O HOH D 903 1555 1555 2.14 SITE 1 AC1 13 TYR A 42 PHE A 43 HIS A 45 PHE A 46 SITE 2 AC1 13 HIS A 58 LYS A 61 HIS A 87 LEU A 91 SITE 3 AC1 13 VAL A 93 PHE A 98 LEU A 101 HOH A 439 SITE 4 AC1 13 HOH A 900 SITE 1 AC2 15 LYS A 90 ARG A 141 PHE B 41 PHE B 42 SITE 2 AC2 15 HIS B 63 LYS B 66 SER B 70 PHE B 71 SITE 3 AC2 15 LEU B 88 HIS B 92 LEU B 96 ASN B 102 SITE 4 AC2 15 LEU B 106 LEU B 141 HOH B 901 SITE 1 AC3 11 TYR C 42 PHE C 43 HIS C 45 HIS C 58 SITE 2 AC3 11 LYS C 61 HIS C 87 LEU C 91 ASN C 97 SITE 3 AC3 11 PHE C 98 LEU C 101 HOH C 902 SITE 1 AC4 13 LYS C 11 PHE D 41 PHE D 42 HIS D 63 SITE 2 AC4 13 SER D 70 PHE D 71 HIS D 92 LEU D 96 SITE 3 AC4 13 ASN D 102 LEU D 141 HOH D 231 HOH D 477 SITE 4 AC4 13 HOH D 903 CRYST1 62.519 80.140 111.315 90.00 90.00 90.00 P 21 21 21 8 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 0.015995 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012478 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008984 0.00000