HEADER OXYGEN TRANSPORT 26-DEC-10 3AT5 TITLE SIDE-NECKED TURTLE (PLEURODIRA, CHELONIA, REPTILIA) HEMOGLOBIN: CDNA- TITLE 2 DERIVED PRIMARY STRUCTURES AND X-RAY CRYSTAL STRUCTURES OF HB A COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHAA-GLOBIN; COMPND 3 CHAIN: A; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: BETA-GLOBIN; COMPND 6 CHAIN: B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PODOCNEMIS UNIFILIS; SOURCE 3 ORGANISM_TAXID: 227871; SOURCE 4 MOL_ID: 2; SOURCE 5 ORGANISM_SCIENTIFIC: PODOCNEMIS UNIFILIS; SOURCE 6 ORGANISM_TAXID: 227871 KEYWDS HEMOGLOBIN A, PODOCNEMIS UNIFILIS, PLEURODIRA, CHELONIA, REPTILIA, KEYWDS 2 OXYGEN STORAGE-TRANSPORT COMPLEX, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR T.HASEGAWA,F.SHISHIKURA,T.KUWADA REVDAT 2 13-MAR-24 3AT5 1 REMARK LINK REVDAT 1 20-APR-11 3AT5 0 JRNL AUTH T.HASEGAWA,F.SHISHIKURA,T.KUWADA JRNL TITL SIDE-NECKED TURTLE (PLEURODIRA, CHELONIA, REPTILIA) JRNL TITL 2 HEMOGLOBIN: CDNA-DERIVED PRIMARY STRUCTURES AND X-RAY JRNL TITL 3 CRYSTAL STRUCTURES OF HB A. JRNL REF IUBMB LIFE V. 63 188 2011 JRNL REFN ISSN 1521-6543 JRNL PMID 21445850 JRNL DOI 10.1002/IUB.429 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNX 2002 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,ACCELRYS REMARK 3 : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA, REMARK 3 : YIP,DZAKULA) REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.10 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 355012.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 20412 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) : 0.202 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.220 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1919 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 20412 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6013 REMARK 3 BIN R VALUE (WORKING SET) : 0.2330 REMARK 3 BIN FREE R VALUE : 0.2580 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 303 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2265 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 86 REMARK 3 SOLVENT ATOMS : 179 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.40000 REMARK 3 B22 (A**2) : -1.40000 REMARK 3 B33 (A**2) : 2.80000 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) : 0.20 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.24 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 16.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.710 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) : 1.400 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.180 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.280 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.380 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 43.75 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 3AT5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-JAN-11. REMARK 100 THE DEPOSITION ID IS D_1000029663. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-NOV-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 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 FR-E SUPERBRIGHT REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : RIGAKU VARIMAX-HR CMF REMARK 200 OPTICS : CMF REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS VII REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20412 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 34.590 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 14.11 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.7000 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) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 14.07 REMARK 200 R MERGE FOR SHELL (I) : 0.31300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: CNX 2002 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.8M SODIUM CITRATE, 0.1M HEPES REMARK 280 BUFFER, PH 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 51.88950 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 42.96750 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 42.96750 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 25.94475 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 42.96750 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 42.96750 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 77.83425 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 42.96750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 42.96750 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 25.94475 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 42.96750 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 42.96750 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 77.83425 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 51.88950 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: 7510 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25180 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 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 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 51.88950 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 HIS A 50 -73.47 -18.58 REMARK 500 HIS A 72 49.43 -109.41 REMARK 500 ASN B 77 79.61 -155.53 REMARK 500 SER B 93 -72.14 -82.44 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 89.8 REMARK 620 3 HEM A 142 NB 87.3 88.5 REMARK 620 4 HEM A 142 NC 87.9 177.7 91.8 REMARK 620 5 HEM A 142 ND 91.2 91.1 178.5 88.6 REMARK 620 6 HOH A 144 O 175.6 91.8 88.7 90.5 92.8 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 89.6 REMARK 620 3 HEM B 147 NB 93.0 91.0 REMARK 620 4 HEM B 147 NC 88.3 176.8 91.5 REMARK 620 5 HEM B 147 ND 84.7 90.6 177.2 86.8 REMARK 620 6 HOH B 150 O 178.3 89.5 88.4 92.5 93.9 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 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3AT6 RELATED DB: PDB DBREF 3AT5 A 1 141 UNP E5RWQ0 E5RWQ0_9SAUR 2 142 DBREF 3AT5 B 1 146 UNP E5RWQ1 E5RWQ1_9SAUR 2 147 SEQRES 1 A 141 VAL LEU SER PRO GLY ASP LYS ALA ASN VAL LYS THR VAL SEQRES 2 A 141 TRP SER LYS VAL SER GLY HIS VAL GLU ASP TYR GLY ALA SEQRES 3 A 141 GLU THR LEU GLU ARG LEU PHE ARG VAL TYR PRO SER THR SEQRES 4 A 141 LYS THR TYR PHE PRO HIS PHE ASP LEU HIS HIS ASP SER SEQRES 5 A 141 ALA GLN ILE ARG THR HIS GLY LYS LYS VAL LEU THR ALA SEQRES 6 A 141 ILE GLY GLU ALA VAL SER HIS ILE ASP ASP ILE ALA SER SEQRES 7 A 141 ALA LEU SER LYS LEU SER ASP LEU HIS ALA GLN THR LEU SEQRES 8 A 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS SER SEQRES 9 A 141 PHE LEU VAL VAL LEU ALA VAL HIS ALA PRO SER LEU LEU SEQRES 10 A 141 THR PRO GLU VAL HIS VAL SER LEU ASP LYS PHE LEU VAL SEQRES 11 A 141 ALA VAL SER ASN VAL LEU THR SER LYS TYR ARG SEQRES 1 B 146 SER ASP PHE THR GLN GLU GLU ARG GLN PHE ILE VAL ASN SEQRES 2 B 146 LEU TRP GLY ARG VAL ASP VAL GLU GLN ILE GLY ALA GLU SEQRES 3 B 146 ALA LEU ALA ARG LEU LEU ILE VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG PHE PHE SER SER PHE GLY ASN LEU SER SER PRO SER SEQRES 5 B 146 ALA ILE LEU HIS ASN ALA LYS VAL HIS ALA HIS GLY LYS SEQRES 6 B 146 LYS VAL LEU THR SER PHE GLY GLU ALA VAL LYS ASN LEU SEQRES 7 B 146 ASP GLN ILE LYS GLN THR PHE ALA GLN LEU SER GLU LEU SEQRES 8 B 146 HIS SER ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE LYS SEQRES 9 B 146 LEU LEU GLY ASN ILE LEU ILE ILE VAL LEU ALA ALA HIS SEQRES 10 B 146 PHE GLY LYS ASP PHE THR PRO ALA SER GLN ALA ALA TRP SEQRES 11 B 146 GLN LYS LEU VAL SER ALA VAL ALA HIS ALA LEU ALA LEU SEQRES 12 B 146 ARG TYR HIS HET HEM A 142 43 HET HEM B 147 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *179(H2 O) HELIX 1 1 SER A 3 SER A 18 1 16 HELIX 2 2 HIS A 20 TYR A 36 1 17 HELIX 3 3 PRO A 37 PHE A 43 5 7 HELIX 4 4 SER A 52 HIS A 72 1 21 HELIX 5 5 ASP A 75 GLN A 89 1 15 HELIX 6 6 PRO A 95 ALA A 113 1 19 HELIX 7 7 THR A 118 SER A 138 1 21 HELIX 8 8 THR B 4 ARG B 17 1 14 HELIX 9 9 ASP B 19 TYR B 35 1 17 HELIX 10 10 PRO B 36 GLY B 46 5 11 HELIX 11 11 SER B 50 HIS B 56 1 7 HELIX 12 12 ASN B 57 ASN B 77 1 21 HELIX 13 13 GLN B 80 PHE B 85 1 6 HELIX 14 14 PHE B 85 SER B 93 1 9 HELIX 15 15 PRO B 100 GLY B 119 1 20 HELIX 16 16 LYS B 120 PHE B 122 5 3 HELIX 17 17 THR B 123 ALA B 142 1 20 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.25 LINK FE HEM A 142 O HOH A 144 1555 1555 1.90 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.09 LINK FE HEM B 147 O HOH B 150 1555 1555 2.09 SITE 1 AC1 19 TYR A 42 PHE A 43 PHE A 46 HIS A 58 SITE 2 AC1 19 LEU A 83 HIS A 87 LEU A 91 VAL A 93 SITE 3 AC1 19 ASN A 97 PHE A 98 LEU A 101 LEU A 136 SITE 4 AC1 19 HOH A 144 HOH A 185 HOH A 200 VAL B 12 SITE 5 AC1 19 ASN B 13 HOH B 193 HOH B 194 SITE 1 AC2 14 LEU B 31 PHE B 41 PHE B 42 HIS B 63 SITE 2 AC2 14 LYS B 66 SER B 70 PHE B 71 PHE B 85 SITE 3 AC2 14 HIS B 92 LEU B 96 ASN B 102 LEU B 106 SITE 4 AC2 14 LEU B 141 HOH B 150 CRYST1 85.935 85.935 103.779 90.00 90.00 90.00 P 41 21 2 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 0.011637 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011637 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009636 0.00000