HEADER OXYGEN BINDING/TRANSPORT PROTEIN 16-DEC-18 6IYI TITLE X-RAY SEQUENCE AND HIGH RESOLUTION CRYSTAL STRUCTURE OF STARRY TITLE 2 STURGEON METHEMOGLOBIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA CHAIN; COMPND 3 CHAIN: A; COMPND 4 OTHER_DETAILS: SEQUENCE IS OBTAINED FROM STRUCTURE.; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: BETA CHAIN; COMPND 7 CHAIN: B; COMPND 8 OTHER_DETAILS: SEQUENCE IS DERIVED FROM STRUCTURE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ACIPENSER STELLATUS; SOURCE 3 ORGANISM_TAXID: 7903; SOURCE 4 MOL_ID: 2; SOURCE 5 ORGANISM_SCIENTIFIC: ACIPENSER STELLATUS; SOURCE 6 ORGANISM_TAXID: 7903 KEYWDS METHEMOGLOBIN, HEME, IRON CONTAINING, OXYGEN-CARRYING, OXYGEN KEYWDS 2 BINDING-TRANSPORT PROTEIN COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.SEYEDARABI REVDAT 3 22-NOV-23 6IYI 1 JRNL LINK REVDAT 2 17-APR-19 6IYI 1 JRNL REVDAT 1 10-APR-19 6IYI 0 SPRSDE 10-APR-19 6IYI 5JNZ JRNL AUTH S.ARIAEENEJAD,A.A.MOOSAVI-MOVAHEDI,S.RAYATI,N.POURSASAN, JRNL AUTH 2 N.ASIAIE,Z.SERAJ,F.MEHRABAN,S.E.SEYEDARABI,A.SEYEDARABI JRNL TITL NOVEL X-RAY SEQUENCES AND CRYSTAL STRUCTURES OF PERSIAN AND JRNL TITL 2 STARRY STURGEON METHEMOGLOBINS: HIGHLIGHTING THE ROLE OF JRNL TITL 3 HEME POCKET WATERS IN CAUSING AUTOXIDATION. JRNL REF BIOCHIM BIOPHYS ACTA V.1867 586 2019 JRNL REF 2 PROTEINS PROTEOM JRNL REFN ISSN 1878-1454 JRNL PMID 30904680 JRNL DOI 10.1016/J.BBAPAP.2019.03.008 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0155; 7.0.018 REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 52.53 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 16020 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 + TEST SET) : 0.140 REMARK 3 R VALUE (WORKING SET) : 0.138 REMARK 3 FREE R VALUE : 0.195 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 800 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.26 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1173 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.79 REMARK 3 BIN R VALUE (WORKING SET) : 0.1300 REMARK 3 BIN FREE R VALUE SET COUNT : 50 REMARK 3 BIN FREE R VALUE : 0.1710 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2205 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 92 REMARK 3 SOLVENT ATOMS : 311 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.54 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.01000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.02000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.211 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.176 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.111 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.241 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.959 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.914 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2366 ; 0.018 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 2201 ; 0.003 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3250 ; 1.863 ; 1.976 REMARK 3 BOND ANGLES OTHERS (DEGREES): 5033 ; 1.349 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 286 ; 6.049 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 94 ;40.780 ;23.617 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 346 ;14.369 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ;11.998 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 366 ; 0.138 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2685 ; 0.010 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 577 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1150 ; 1.606 ; 1.654 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1149 ; 1.603 ; 1.649 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1434 ; 2.536 ; 2.468 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1435 ; 2.536 ; 2.473 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1216 ; 2.367 ; 1.884 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1216 ; 2.363 ; 1.884 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1817 ; 3.675 ; 2.725 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2982 ; 5.684 ;21.050 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 2982 ; 5.681 ;21.047 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 6IYI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 20-DEC-18. REMARK 100 THE DEPOSITION ID IS D_1300010171. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-OCT-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BSRF REMARK 200 BEAMLINE : 1W2B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16020 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 52.530 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.09600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 11.80 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 3BOM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES SODIUM PH 7.5, 20%(W/V) REMARK 280 PEG4000 AND 10%(V/V) 2-PROPANOL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 292K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z+1/2 REMARK 290 4555 -X+1/2,Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 20.08792 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.70500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 50.71549 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 20.08792 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 30.70500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 50.71549 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -106.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 BIOMT1 2 -1.000000 0.000000 0.000000 53.98000 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 ASP A 7 CB - CG - OD1 ANGL. DEV. = 7.0 DEGREES REMARK 500 ARG B 22 NE - CZ - NH2 ANGL. DEV. = 4.0 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 TYR B 35 67.34 -118.32 REMARK 500 PHE B 42 50.03 -114.42 REMARK 500 ASP B 80 39.99 -149.63 REMARK 500 GLU B 144 25.09 -70.88 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 89 NE2 REMARK 620 2 HEM A 201 NA 86.3 REMARK 620 3 HEM A 201 NB 88.3 89.0 REMARK 620 4 HEM A 201 NC 95.5 178.0 90.0 REMARK 620 5 HEM A 201 ND 93.2 90.7 178.5 90.1 REMARK 620 6 HOH A 342 O 177.5 92.7 89.4 85.5 89.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 201 NA 91.5 REMARK 620 3 HEM B 201 NB 90.4 91.7 REMARK 620 4 HEM B 201 NC 89.8 178.6 87.6 REMARK 620 5 HEM B 201 ND 90.4 89.1 178.9 91.6 REMARK 620 6 HOH B 319 O 173.3 94.1 93.1 84.7 86.0 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL B 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5JGG RELATED DB: PDB REMARK 900 RELATED ID: 6IYH RELATED DB: PDB REMARK 900 RELATED ID: 5JNZ RELATED DB: PDB DBREF 6IYI A 2 143 PDB 6IYI 6IYI 2 143 DBREF 6IYI B 1 146 PDB 6IYI 6IYI 1 146 SEQRES 1 A 142 SER LEU THR SER ALA ASP LYS SER HIS VAL ARG SER ILE SEQRES 2 A 142 TRP SER LYS ALA GLY GLY SER ALA GLU GLU ILE GLY ALA SEQRES 3 A 142 GLU ALA LEU GLY ARG MET LEU GLU SER PHE PRO ASN THR SEQRES 4 A 142 LYS THR TYR PHE ASP HIS TYR ALA ASP LEU SER VAL SER SEQRES 5 A 142 SER ALA GLN VAL HIS THR HIS GLY LYS LYS ILE ILE ASP SEQRES 6 A 142 ALA LEU THR THR ALA VAL ASN HIS ILE ASP ASP ILE THR SEQRES 7 A 142 GLY ALA LEU SER SER LEU SER THR LEU HIS ALA GLN THR SEQRES 8 A 142 LEU ARG VAL ASP PRO ALA ASN PHE LYS ILE LEU SER HIS SEQRES 9 A 142 THR ILE LEU VAL VAL LEU ALA LEU TYR PHE PRO ALA ASP SEQRES 10 A 142 PHE THR PRO GLU VAL HIS LEU ALA CYS ASP LYS PHE LEU SEQRES 11 A 142 ALA ASN VAL SER HIS ALA LEU ALA ASP ASN TYR ARG SEQRES 1 B 146 VAL LYS TRP THR ASP SER GLU ARG PHE ALA ILE THR THR SEQRES 2 B 146 LEU TRP ALA LYS VAL ASP VAL GLU ARG VAL GLY ALA GLN SEQRES 3 B 146 ALA LEU VAL ARG LEU LEU VAL VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG TYR PHE GLY ALA PHE GLY ASN ILE SER ASP ALA ALA SEQRES 5 B 146 ALA ILE ALA GLY ASN ALA LYS VAL HIS ALA HIS GLY LYS SEQRES 6 B 146 THR VAL LEU SER SER VAL GLY ILE ALA ILE ALA HIS MET SEQRES 7 B 146 ASP ASP LEU ALA GLY ALA PHE THR ALA LEU SER ALA PHE SEQRES 8 B 146 HIS SER GLU THR LEU HIS VAL ASP PRO ASP ASN PHE GLU SEQRES 9 B 146 HIS PHE GLY ASP CYS LEU SER ILE VAL LEU ALA ALA THR SEQRES 10 B 146 PHE GLY THR ALA TYR THR PRO ASP VAL HIS ALA ALA TRP SEQRES 11 B 146 GLN LYS MET ILE ALA VAL ILE ILE SER ALA LEU SER LYS SEQRES 12 B 146 GLU TYR HIS HET HEM A 201 43 HET HEM B 201 43 HET GOL B 202 6 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM GOL GLYCEROL HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 GOL C3 H8 O3 FORMUL 6 HOH *311(H2 O) HELIX 1 AA1 THR A 4 GLY A 19 1 16 HELIX 2 AA2 SER A 21 PHE A 37 1 17 HELIX 3 AA3 PRO A 38 ASP A 45 5 8 HELIX 4 AA4 SER A 54 HIS A 74 1 21 HELIX 5 AA5 ASP A 77 THR A 92 1 16 HELIX 6 AA6 ASP A 96 ALA A 98 5 3 HELIX 7 AA7 ASN A 99 PHE A 115 1 17 HELIX 8 AA8 THR A 120 ASP A 140 1 21 HELIX 9 AA9 ASN A 141 ARG A 143 5 3 HELIX 10 AB1 THR B 4 ALA B 16 1 13 HELIX 11 AB2 ASP B 19 TYR B 35 1 17 HELIX 12 AB3 PRO B 36 GLY B 46 5 11 HELIX 13 AB4 ASP B 50 ASN B 57 1 8 HELIX 14 AB5 ASN B 57 HIS B 77 1 21 HELIX 15 AB6 ASP B 80 PHE B 85 1 6 HELIX 16 AB7 PHE B 85 THR B 95 1 11 HELIX 17 AB8 PRO B 100 GLY B 119 1 20 HELIX 18 AB9 THR B 120 TYR B 122 5 3 HELIX 19 AC1 THR B 123 LYS B 143 1 21 HELIX 20 AC2 GLU B 144 HIS B 146 5 3 LINK NE2 HIS A 89 FE HEM A 201 1555 1555 2.25 LINK FE HEM A 201 O HOH A 342 1555 1555 2.07 LINK NE2 HIS B 92 FE HEM B 201 1555 1555 2.24 LINK FE HEM B 201 O HOH B 319 1555 1555 2.07 SITE 1 AC1 20 MET A 33 TYR A 43 PHE A 44 HIS A 46 SITE 2 AC1 20 TYR A 47 HIS A 60 LYS A 63 LEU A 85 SITE 3 AC1 20 HIS A 89 LEU A 93 VAL A 95 ASN A 99 SITE 4 AC1 20 PHE A 100 LEU A 103 LEU A 138 HOH A 304 SITE 5 AC1 20 HOH A 342 HOH A 350 HOH A 386 HOH A 397 SITE 1 AC2 12 THR B 38 TYR B 41 PHE B 42 HIS B 63 SITE 2 AC2 12 VAL B 67 SER B 70 HIS B 92 LEU B 96 SITE 3 AC2 12 ASN B 102 LEU B 141 HOH B 319 HOH B 326 SITE 1 AC3 6 LYS A 101 ILE A 102 HIS A 105 HOH A 370 SITE 2 AC3 6 ASP B 108 HOH B 343 CRYST1 53.980 61.410 102.366 90.00 97.75 90.00 I 1 2 1 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 0.018525 0.000000 0.002520 0.00000 SCALE2 0.000000 0.016284 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009859 0.00000