HEADER OXYGEN STORAGE 07-SEP-17 5YCI TITLE ANCESTRAL MYOGLOBIN AMBWB' OF BASILOSAURUS RELATIVE (POLYPHYLY) COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANCESTRAL MYOGLOBIN AMBWB' OF BASILOSAURUS RELATIVE COMPND 3 (POLYPHYLY); COMPND 4 CHAIN: A, B; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PHYSETER CATODON; SOURCE 3 ORGANISM_TAXID: 9755; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI KO11FL; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 595495; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: KO11FL KEYWDS GLOBIN, MOLECULAR ARCHAEOLOGY, ANCIENT PROTEIN, PROTEIN EVOLUTION, KEYWDS 2 DEEP-SEA ADAPTATION, OXYGEN STORAGE EXPDTA X-RAY DIFFRACTION AUTHOR Y.ISOGAI,H.IMAMURA,S.NAKAE,T.SUMI,K.TAKAHASHI,T.NAKAGAWA, AUTHOR 2 A.TSUNESHIGE,T.SHIRAI REVDAT 3 22-NOV-23 5YCI 1 LINK REVDAT 2 12-DEC-18 5YCI 1 JRNL REVDAT 1 19-SEP-18 5YCI 0 JRNL AUTH Y.ISOGAI,H.IMAMURA,S.NAKAE,T.SUMI,K.I.TAKAHASHI,T.NAKAGAWA, JRNL AUTH 2 A.TSUNESHIGE,T.SHIRAI JRNL TITL TRACING WHALE MYOGLOBIN EVOLUTION BY RESURRECTING ANCIENT JRNL TITL 2 PROTEINS. JRNL REF SCI REP V. 8 16883 2018 JRNL REFN ESSN 2045-2322 JRNL PMID 30442991 JRNL DOI 10.1038/S41598-018-34984-6 REMARK 2 REMARK 2 RESOLUTION. 1.97 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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) : 1.97 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.98 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 21421 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.174 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 1099 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 24.9850 - 3.9356 1.00 2715 140 0.1667 0.2198 REMARK 3 2 3.9356 - 3.1257 1.00 2599 139 0.1562 0.1695 REMARK 3 3 3.1257 - 2.7312 1.00 2541 139 0.1759 0.2448 REMARK 3 4 2.7312 - 2.4817 1.00 2538 134 0.1775 0.2192 REMARK 3 5 2.4817 - 2.3040 1.00 2509 148 0.1726 0.2207 REMARK 3 6 2.3040 - 2.1682 0.98 2462 123 0.1777 0.2523 REMARK 3 7 2.1682 - 2.0597 0.99 2480 139 0.1807 0.2263 REMARK 3 8 2.0597 - 1.9700 0.99 2478 137 0.1918 0.2383 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) : 0.190 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.840 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 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 : 0.013 2617 REMARK 3 ANGLE : 1.292 3542 REMARK 3 CHIRALITY : 0.398 359 REMARK 3 PLANARITY : 0.006 445 REMARK 3 DIHEDRAL : 25.405 952 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 5YCI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-SEP-17. REMARK 100 THE DEPOSITION ID IS D_1300005034. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-DEC-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL26B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX225-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21695 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.970 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 12.30 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 38.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.97 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 10.10 REMARK 200 R MERGE FOR SHELL (I) : 0.08700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 33.60 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: 5YCJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.11 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MIB BUFFER (25 MM SODIUM REMARK 280 MALONATE DIBASIC MONOHYDRATE, 37.5 MM BORIC ACID, 37.5 MM REMARK 280 IMIDAZOLE PH 9.0), 25 % (W/V) PEG1500, 2% (W/V) AMBWB', VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 291K 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 19.64500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 54.06500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.66000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 54.06500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.64500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.66000 REMARK 290 SMTRY3 4 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 TOTAL BURIED SURFACE AREA: 1110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7710 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -19.0 KCAL/MOL 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 TOTAL BURIED SURFACE AREA: 1130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL 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 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 -3 REMARK 465 SER A -2 REMARK 465 HIS A -1 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 72.77 -161.18 REMARK 500 HIS A 81 58.47 -91.43 REMARK 500 LYS A 96 -63.66 -102.88 REMARK 500 PHE A 123 68.89 -107.33 REMARK 500 ASP B 20 71.20 -157.60 REMARK 500 LYS B 96 -61.34 -100.33 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 499 DISTANCE = 6.08 ANGSTROMS REMARK 525 HOH B 446 DISTANCE = 6.04 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 93 NE2 REMARK 620 2 HEM A 201 NA 93.9 REMARK 620 3 HEM A 201 NB 92.1 88.6 REMARK 620 4 HEM A 201 NC 90.9 175.1 90.5 REMARK 620 5 HEM A 201 ND 92.9 91.4 175.0 89.0 REMARK 620 6 HOH A 326 O 171.0 94.0 92.2 81.2 82.8 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 93 NE2 REMARK 620 2 HEM B 201 NA 88.3 REMARK 620 3 HEM B 201 NB 92.4 86.9 REMARK 620 4 HEM B 201 NC 93.1 177.8 91.3 REMARK 620 5 HEM B 201 ND 89.6 91.3 177.2 90.4 REMARK 620 6 HOH B 351 O 178.5 93.1 87.2 85.4 90.8 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 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5YCE RELATED DB: PDB REMARK 900 RELATED ID: 5YCG RELATED DB: PDB REMARK 900 RELATED ID: 5YCH RELATED DB: PDB DBREF 5YCI A -3 153 PDB 5YCI 5YCI -3 153 DBREF 5YCI B -3 153 PDB 5YCI 5YCI -3 153 SEQRES 1 A 157 GLY SER HIS MET GLY LEU SER ASP GLY GLU TRP GLN LEU SEQRES 2 A 157 VAL LEU ASN ILE TRP GLY LYS VAL GLU ALA ASP VAL ALA SEQRES 3 A 157 GLY HIS GLY GLN ASP VAL LEU ILE ARG LEU PHE LYS GLY SEQRES 4 A 157 HIS PRO GLU THR LEU GLU LYS PHE ASP LYS PHE LYS HIS SEQRES 5 A 157 LEU LYS THR GLU ALA GLU MET LYS ALA SER GLU ASP LEU SEQRES 6 A 157 LYS LYS HIS GLY ASN THR VAL LEU THR ALA LEU GLY GLY SEQRES 7 A 157 ILE LEU LYS LYS LYS GLY HIS HIS GLU ALA GLU LEU LYS SEQRES 8 A 157 PRO LEU ALA GLN SER HIS ALA THR LYS HIS LYS ILE PRO SEQRES 9 A 157 ILE LYS TYR LEU GLU PHE ILE SER ASP ALA ILE ILE HIS SEQRES 10 A 157 VAL LEU HIS SER ARG HIS PRO GLY ASP PHE GLY ALA ASP SEQRES 11 A 157 ALA GLN GLY ALA MET ASN LYS ALA LEU GLU LEU PHE ARG SEQRES 12 A 157 LYS ASP ILE ALA ALA LYS TYR LYS GLU LEU GLY PHE GLN SEQRES 13 A 157 GLY SEQRES 1 B 157 GLY SER HIS MET GLY LEU SER ASP GLY GLU TRP GLN LEU SEQRES 2 B 157 VAL LEU ASN ILE TRP GLY LYS VAL GLU ALA ASP VAL ALA SEQRES 3 B 157 GLY HIS GLY GLN ASP VAL LEU ILE ARG LEU PHE LYS GLY SEQRES 4 B 157 HIS PRO GLU THR LEU GLU LYS PHE ASP LYS PHE LYS HIS SEQRES 5 B 157 LEU LYS THR GLU ALA GLU MET LYS ALA SER GLU ASP LEU SEQRES 6 B 157 LYS LYS HIS GLY ASN THR VAL LEU THR ALA LEU GLY GLY SEQRES 7 B 157 ILE LEU LYS LYS LYS GLY HIS HIS GLU ALA GLU LEU LYS SEQRES 8 B 157 PRO LEU ALA GLN SER HIS ALA THR LYS HIS LYS ILE PRO SEQRES 9 B 157 ILE LYS TYR LEU GLU PHE ILE SER ASP ALA ILE ILE HIS SEQRES 10 B 157 VAL LEU HIS SER ARG HIS PRO GLY ASP PHE GLY ALA ASP SEQRES 11 B 157 ALA GLN GLY ALA MET ASN LYS ALA LEU GLU LEU PHE ARG SEQRES 12 B 157 LYS ASP ILE ALA ALA LYS TYR LYS GLU LEU GLY PHE GLN SEQRES 13 B 157 GLY HET HEM A 201 43 HET HEM B 201 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *345(H2 O) HELIX 1 AA1 SER A 3 GLU A 18 1 16 HELIX 2 AA2 ASP A 20 HIS A 36 1 17 HELIX 3 AA3 HIS A 36 GLU A 41 1 6 HELIX 4 AA4 LYS A 42 LYS A 47 5 6 HELIX 5 AA5 THR A 51 ALA A 57 1 7 HELIX 6 AA6 SER A 58 LYS A 77 1 20 HELIX 7 AA7 HIS A 82 LYS A 96 1 15 HELIX 8 AA8 PRO A 100 HIS A 119 1 20 HELIX 9 AA9 GLY A 124 LEU A 149 1 26 HELIX 10 AB1 SER B 3 GLU B 18 1 16 HELIX 11 AB2 ASP B 20 HIS B 36 1 17 HELIX 12 AB3 PRO B 37 PHE B 43 5 7 HELIX 13 AB4 THR B 51 ALA B 57 1 7 HELIX 14 AB5 SER B 58 LYS B 78 1 21 HELIX 15 AB6 HIS B 82 LYS B 96 1 15 HELIX 16 AB7 PRO B 100 HIS B 119 1 20 HELIX 17 AB8 GLY B 124 LEU B 149 1 26 LINK NE2 HIS A 93 FE HEM A 201 1555 1555 2.03 LINK FE HEM A 201 O HOH A 326 1555 1555 2.18 LINK NE2 HIS B 93 FE HEM B 201 1555 1555 2.07 LINK FE HEM B 201 O HOH B 351 1555 1555 2.21 SITE 1 AC1 16 THR A 39 LYS A 42 PHE A 43 HIS A 64 SITE 2 AC1 16 THR A 67 VAL A 68 LEU A 89 SER A 92 SITE 3 AC1 16 HIS A 93 HIS A 97 ILE A 99 TYR A 103 SITE 4 AC1 16 HOH A 309 HOH A 326 HOH A 376 HOH A 385 SITE 1 AC2 19 THR B 39 LYS B 42 PHE B 43 HIS B 64 SITE 2 AC2 19 THR B 67 VAL B 68 ALA B 71 LEU B 89 SITE 3 AC2 19 SER B 92 HIS B 93 HIS B 97 ILE B 99 SITE 4 AC2 19 TYR B 103 HOH B 301 HOH B 325 HOH B 339 SITE 5 AC2 19 HOH B 340 HOH B 347 HOH B 351 CRYST1 39.290 69.320 108.130 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 0.025452 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014426 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009248 0.00000