HEADER HEME BINDING PROTEIN 27-JUL-23 8TLS TITLE CRYSTAL STRUCTURE OF SHEWANELLA BENTHICA GROUP 1 TRUNCATED HEMOGLOBIN TITLE 2 C51S C71S Y108A VARIANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: GROUP 1 TRUNCATED HEMOGLOBIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 OTHER_DETAILS: FIRST RESIDUE OF REFERENCE SEQUENCE A9DF82 (MET) IS COMPND 7 CLEAVED BY E. COLI; FIRST RESIDUE OF SAMPLE (SER) IS NUMBERED 2. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SHEWANELLA BENTHICA KT99; SOURCE 3 ORGANISM_TAXID: 314608; SOURCE 4 STRAIN: KT99; SOURCE 5 GENE: KT99_16901; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS GLOBIN, 2/2 HEMOGLOBIN, HEME BINDING PROTEIN, UNKNOWN FUNCTION, KEYWDS 2 PSYCHROPIEZOPHILE EXPDTA X-RAY DIFFRACTION AUTHOR T.D.SCHULTZ,J.E.MARTINEZ,M.A.SIEGLER,J.L.SCHLESSMAN,J.T.J.LECOMTE REVDAT 1 03-APR-24 8TLS 0 JRNL AUTH T.D.SCHULTZ,J.E.MARTINEZ,M.A.SIEGLER,J.L.SCHLESSMAN, JRNL AUTH 2 J.T.J.LECOMTE JRNL TITL CRYSTAL STRUCTURE OF SHEWANELLA BENTHICA GROUP 1 TRUNCATED JRNL TITL 2 HEMOGLOBIN C51S C71S Y108A VARIANT JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (DEV_4788: ???) 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 : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 21.90 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.240 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 31799 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.191 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.270 REMARK 3 FREE R VALUE TEST SET COUNT : 1995 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 21.9000 - 4.0900 0.99 2320 153 0.1747 0.2138 REMARK 3 2 4.0900 - 3.2500 0.98 2163 146 0.1744 0.1897 REMARK 3 3 3.2500 - 2.8400 1.00 2159 144 0.1836 0.1950 REMARK 3 4 2.8400 - 2.5800 1.00 2142 144 0.1784 0.1797 REMARK 3 5 2.5800 - 2.4000 1.00 2125 142 0.1759 0.1878 REMARK 3 6 2.4000 - 2.2500 1.00 2119 142 0.1942 0.2024 REMARK 3 7 2.2500 - 2.1400 1.00 2105 142 0.2008 0.2360 REMARK 3 8 2.1400 - 2.0500 1.00 2111 141 0.1809 0.2157 REMARK 3 9 2.0500 - 1.9700 1.00 2090 140 0.1958 0.2321 REMARK 3 10 1.9700 - 1.9000 1.00 2106 141 0.2264 0.2652 REMARK 3 11 1.9000 - 1.8400 1.00 2084 138 0.2290 0.2516 REMARK 3 12 1.8400 - 1.7900 1.00 2110 142 0.1939 0.2474 REMARK 3 13 1.7900 - 1.7400 1.00 2085 140 0.1881 0.2076 REMARK 3 14 1.7400 - 1.7000 1.00 2085 140 0.2119 0.2822 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.830 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 7.80 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 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 : 0.008 2004 REMARK 3 ANGLE : 1.074 2739 REMARK 3 CHIRALITY : 0.053 288 REMARK 3 PLANARITY : 0.008 351 REMARK 3 DIHEDRAL : 9.767 320 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 8TLS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-JUL-23. REMARK 100 THE DEPOSITION ID IS D_1000276060. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-NOV-22 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 5.1-6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : AGILENT SUPERNOVA REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : MIRROR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : AGILENT ATLAS CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSALISPRO 1.171.42.49 REMARK 200 DATA SCALING SOFTWARE : CRYSALISPRO 1.171.42.49 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 59860 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 24.280 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : 0.06300 REMARK 200 FOR THE DATA SET : 24.0700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.21300 REMARK 200 R SYM FOR SHELL (I) : 0.22100 REMARK 200 FOR SHELL : 4.080 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: PHENIX DEV-4788-000 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 27% PEG MME 2000, 100 MM BIS-TRIS PH REMARK 280 5.1, 10 MM KCN, EXCLUDED FROM LIGHT, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 21 2 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 -Y+1/2,X+1/2,Z REMARK 290 4555 Y+1/2,-X+1/2,Z REMARK 290 5555 -X+1/2,Y+1/2,-Z REMARK 290 6555 X+1/2,-Y+1/2,-Z REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 33.35900 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 33.35900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 33.35900 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 33.35900 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 33.35900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 33.35900 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 33.35900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 33.35900 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 345 LIES ON A SPECIAL POSITION. 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 SER A 71 -0.05 71.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 473 DISTANCE = 5.81 ANGSTROMS 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 69 NE2 REMARK 620 2 HEM A 201 NA 94.1 REMARK 620 3 HEM A 201 NB 91.2 88.8 REMARK 620 4 HEM A 201 NC 88.2 176.2 88.1 REMARK 620 5 HEM A 201 ND 91.4 91.3 177.3 91.6 REMARK 620 N 1 2 3 4 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 69 NE2 REMARK 620 2 HEM B 201 NA 92.9 REMARK 620 3 HEM B 201 NB 92.4 90.3 REMARK 620 4 HEM B 201 NC 90.2 176.5 87.9 REMARK 620 5 HEM B 201 ND 90.8 89.4 176.8 92.2 REMARK 620 N 1 2 3 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 7TT9 RELATED DB: PDB REMARK 900 7TT9 IS A VARIANT FROM THE SAME PARENT PROTEIN DBREF 8TLS A 2 117 UNP A9DF82 A9DF82_9GAMM 2 117 DBREF 8TLS B 2 117 UNP A9DF82 A9DF82_9GAMM 2 117 SEQADV 8TLS SER A 51 UNP A9DF82 CYS 51 ENGINEERED MUTATION SEQADV 8TLS SER A 71 UNP A9DF82 CYS 71 ENGINEERED MUTATION SEQADV 8TLS ALA A 108 UNP A9DF82 TYR 108 ENGINEERED MUTATION SEQADV 8TLS SER B 51 UNP A9DF82 CYS 51 ENGINEERED MUTATION SEQADV 8TLS SER B 71 UNP A9DF82 CYS 71 ENGINEERED MUTATION SEQADV 8TLS ALA B 108 UNP A9DF82 TYR 108 ENGINEERED MUTATION SEQRES 1 A 116 SER LEU TYR GLU ARG LEU GLY GLY GLU GLN LYS ILE ALA SEQRES 2 A 116 ARG ILE ALA ALA ASP ILE PHE ASP THR HIS ALA THR ASN SEQRES 3 A 116 PRO THR VAL ALA SER ARG TYR LYS ASP SER ASP ARG GLU SEQRES 4 A 116 ARG VAL ILE LYS MET VAL THR GLU PHE LEU SER ALA GLY SEQRES 5 A 116 THR GLY GLY PRO GLN ASP TYR THR GLY LYS SER MET PRO SEQRES 6 A 116 GLU ALA HIS ARG SER MET ASN ILE ASN GLU ALA GLU TYR SEQRES 7 A 116 LEU ALA VAL ILE ASP ASP ILE MET VAL ALA LEU ASP LYS SEQRES 8 A 116 ASN GLU VAL GLY ASP GLN GLU LYS GLN GLU LEU LEU MET SEQRES 9 A 116 ILE ALA ALA SER LEU LYS GLY GLU ILE ILE GLY ALA SEQRES 1 B 116 SER LEU TYR GLU ARG LEU GLY GLY GLU GLN LYS ILE ALA SEQRES 2 B 116 ARG ILE ALA ALA ASP ILE PHE ASP THR HIS ALA THR ASN SEQRES 3 B 116 PRO THR VAL ALA SER ARG TYR LYS ASP SER ASP ARG GLU SEQRES 4 B 116 ARG VAL ILE LYS MET VAL THR GLU PHE LEU SER ALA GLY SEQRES 5 B 116 THR GLY GLY PRO GLN ASP TYR THR GLY LYS SER MET PRO SEQRES 6 B 116 GLU ALA HIS ARG SER MET ASN ILE ASN GLU ALA GLU TYR SEQRES 7 B 116 LEU ALA VAL ILE ASP ASP ILE MET VAL ALA LEU ASP LYS SEQRES 8 B 116 ASN GLU VAL GLY ASP GLN GLU LYS GLN GLU LEU LEU MET SEQRES 9 B 116 ILE ALA ALA SER LEU LYS GLY GLU ILE ILE GLY ALA HET HEM A 201 43 HET CYN A 202 2 HET HEM B 201 43 HET CYN B 202 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CYN CYANIDE ION HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 CYN 2(C N 1-) FORMUL 7 HOH *307(H2 O) HELIX 1 AA1 SER A 2 LEU A 7 1 6 HELIX 2 AA2 GLY A 9 ASN A 27 1 19 HELIX 3 AA3 VAL A 30 LYS A 35 5 6 HELIX 4 AA4 ASP A 38 THR A 54 1 17 HELIX 5 AA5 SER A 64 HIS A 69 1 6 HELIX 6 AA6 ASN A 75 ASN A 93 1 19 HELIX 7 AA7 GLY A 96 SER A 109 1 14 HELIX 8 AA8 LEU A 110 ILE A 115 1 6 HELIX 9 AA9 LEU B 3 LEU B 7 1 5 HELIX 10 AB1 GLY B 9 ASN B 27 1 19 HELIX 11 AB2 VAL B 30 LYS B 35 5 6 HELIX 12 AB3 ASP B 38 THR B 54 1 17 HELIX 13 AB4 SER B 64 HIS B 69 1 6 HELIX 14 AB5 ASN B 75 ASN B 93 1 19 HELIX 15 AB6 GLY B 96 SER B 109 1 14 HELIX 16 AB7 LEU B 110 ILE B 115 1 6 LINK NE2 HIS A 69 FE HEM A 201 1555 1555 2.10 LINK NE2 HIS B 69 FE HEM B 201 1555 1555 2.06 CRYST1 66.718 66.718 125.018 90.00 90.00 90.00 P 4 21 2 16 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 0.014988 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014988 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007999 0.00000