HEADER TRANSPORT PROTEIN 18-SEP-19 6SVA TITLE MULTICRYSTAL STRUCTURE OF EQUINE HAEMOGLOBIN AT ROOM TEMPERATURE USING TITLE 2 A MULTILAYER MONOCHROMATOR. COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ALPHA-GLOBIN,HEMOGLOBIN ALPHA CHAIN; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN SUBUNIT BETA; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: BETA-GLOBIN,HEMOGLOBIN BETA CHAIN 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 ROOM TEMPERATURE DMM MULTILAYER MONOCHROMATOR MULTICRYSTAL, TRANSPORT KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.SANDY,J.SANCHEZ-WEATHERBY,H.MIKOLAJEK,G.LEWIS,R.ANGUS REVDAT 3 07-FEB-24 6SVA 1 REMARK REVDAT 2 17-MAY-23 6SVA 1 JRNL LINK REVDAT 1 20-NOV-19 6SVA 0 JRNL AUTH H.MIKOLAJEK,J.SANCHEZ-WEATHERBY,J.SANDY,R.G.GILDEA, JRNL AUTH 2 I.CAMPEOTTO,H.CHERUVARA,J.D.CLARKE,T.FOSTER,S.FUJII, JRNL AUTH 3 I.T.PAULSEN,B.S.SHAH,M.A.HOUGH JRNL TITL PROTEIN-TO-STRUCTURE PIPELINE FOR AMBIENT-TEMPERATURE JRNL TITL 2 CRYSTALLOGRAPHY AT VMXI JRNL REF IUCRJ 2023 JRNL REFN ESSN 2052-2525 JRNL DOI 10.1107/S2052252523003810 REMARK 2 REMARK 2 RESOLUTION. 1.92 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.16_3549 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.92 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.64 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 81.8 REMARK 3 NUMBER OF REFLECTIONS : 21606 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.142 REMARK 3 R VALUE (WORKING SET) : 0.141 REMARK 3 FREE R VALUE : 0.173 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.790 REMARK 3 FREE R VALUE TEST SET COUNT : 1035 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 50.6400 - 3.6700 1.00 3650 186 0.1202 0.1472 REMARK 3 2 3.6700 - 2.9100 1.00 3600 194 0.1463 0.1844 REMARK 3 3 2.9100 - 2.5400 1.00 3624 152 0.1464 0.1751 REMARK 3 4 2.5400 - 2.3100 0.99 3535 177 0.1483 0.1840 REMARK 3 5 2.3100 - 2.1500 0.95 3411 181 0.1605 0.1904 REMARK 3 6 2.1500 - 2.0200 0.65 2289 122 0.1958 0.2606 REMARK 3 7 2.0200 - 1.9200 0.13 462 23 0.2205 0.2649 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) : 0.147 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.485 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 27.27 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.59 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 : 0.018 2377 REMARK 3 ANGLE : 1.431 3272 REMARK 3 CHIRALITY : 0.084 354 REMARK 3 PLANARITY : 0.011 412 REMARK 3 DIHEDRAL : 18.406 819 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 6SVA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-SEP-19. REMARK 100 THE DEPOSITION ID IS D_1292104320. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUL-19 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 7 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : VMXI REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : DMM (DOUBLE MULTILAYER REMARK 200 MONOCHROMATOR) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS REMARK 200 DATA SCALING SOFTWARE : XIA2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21608 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.920 REMARK 200 RESOLUTION RANGE LOW (A) : 50.640 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 81.8 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : 0.11400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.11 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 10.6 REMARK 200 DATA REDUNDANCY IN SHELL : 1.00 REMARK 200 R MERGE FOR SHELL (I) : 0.38300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 5C6E REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM SULPHATE 20% PEG 3350, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K. 0.2 M SODIUM REMARK 280 SULPHATE 20% PEG 3350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K. 0.2 M SODIUM SULPHATE 20% PEG 3350, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 293K. 0.2 M SODIUM SULPHATE REMARK 280 20% PEG 3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K. REMARK 280 0.2 M SODIUM SULPHATE 20% PEG 3350, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 293K. 0.2 M SODIUM SULPHATE 20% PEG 3350 0.1 M REMARK 280 BIS TRIS PROPANE, PH 6.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K. 0.2 M SODIUM SULPHATE 20% PEG 3350 0.1 M BIS REMARK 280 TRIS PROPANE, PH 6.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 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 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 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 54.25750 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.49600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 54.25750 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.49600 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 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 -19.60902 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 50.94765 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 VAL A 1 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 127 NZ REMARK 470 GLN B 2 CG CD OE1 NE2 REMARK 470 LYS B 82 CG CD CE NZ REMARK 470 ARG B 104 CG CD NE CZ NH1 NH2 REMARK 470 LYS B 120 CG CD CE NZ 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 GLN B 2 86.56 -66.93 REMARK 500 HIS B 77 47.28 -143.83 REMARK 500 ASN B 80 49.15 -145.84 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 87 NE2 REMARK 620 2 HEM A 201 NA 90.2 REMARK 620 3 HEM A 201 NB 93.4 87.6 REMARK 620 4 HEM A 201 NC 97.9 171.7 90.2 REMARK 620 5 HEM A 201 ND 96.7 94.6 169.7 86.1 REMARK 620 6 HOH A 312 O 174.6 94.8 84.6 77.1 85.2 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 84.3 REMARK 620 3 HEM B 201 NB 94.5 91.6 REMARK 620 4 HEM B 201 NC 102.7 173.0 88.9 REMARK 620 5 HEM B 201 ND 93.7 87.1 171.5 91.5 REMARK 620 6 HOH B 305 O 173.2 95.0 92.3 77.9 79.5 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 201 DBREF 6SVA A 1 140 UNP P01958 HBA_HORSE 2 141 DBREF 6SVA B 1 146 UNP P02062 HBB_HORSE 1 146 SEQRES 1 A 140 VAL LEU SER ALA ALA ASP LYS THR ASN VAL LYS ALA ALA SEQRES 2 A 140 TRP SER LYS VAL GLY GLY HIS ALA GLY GLU TYR GLY ALA SEQRES 3 A 140 GLU ALA LEU GLU ARG MET PHE LEU GLY PHE PRO THR THR SEQRES 4 A 140 LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER SEQRES 5 A 140 ALA GLN VAL LYS ALA HIS GLY LYS LYS VAL GLY ASP ALA SEQRES 6 A 140 LEU THR LEU ALA VAL GLY HIS LEU ASP ASP LEU PRO GLY SEQRES 7 A 140 ALA LEU SER ASN LEU SER ASP LEU HIS ALA HIS LYS LEU SEQRES 8 A 140 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 A 140 LEU LEU SER THR LEU ALA VAL HIS LEU PRO ASN ASP PHE SEQRES 10 A 140 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU SER SEQRES 11 A 140 SER VAL SER THR VAL LEU THR SER LYS TYR 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 HET HEM A 201 73 HET HEM B 201 73 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *119(H2 O) HELIX 1 AA1 SER A 3 GLY A 18 1 16 HELIX 2 AA2 HIS A 20 PHE A 36 1 17 HELIX 3 AA3 PRO A 37 PHE A 43 5 7 HELIX 4 AA4 SER A 52 GLY A 71 1 20 HELIX 5 AA5 HIS A 72 ASP A 74 5 3 HELIX 6 AA6 ASP A 75 HIS A 89 1 15 HELIX 7 AA7 PRO A 95 LEU A 113 1 19 HELIX 8 AA8 THR A 118 THR A 137 1 20 HELIX 9 AA9 SER B 4 ASP B 16 1 13 HELIX 10 AB1 ASN B 19 TYR B 35 1 17 HELIX 11 AB2 PRO B 36 GLY B 46 5 11 HELIX 12 AB3 ASN B 50 GLY B 56 1 7 HELIX 13 AB4 ASN B 57 HIS B 76 1 20 HELIX 14 AB5 ASN B 80 LYS B 95 1 16 HELIX 15 AB6 PRO B 100 GLY B 119 1 20 HELIX 16 AB7 LYS B 120 PHE B 122 5 3 HELIX 17 AB8 THR B 123 HIS B 143 1 21 LINK NE2 HIS A 87 FE HEM A 201 1555 1555 2.14 LINK FE HEM A 201 O HOH A 312 1555 1555 2.29 LINK NE2 HIS B 92 FE HEM B 201 1555 1555 2.26 LINK FE HEM B 201 O HOH B 305 1555 1555 2.35 SITE 1 AC1 16 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 16 LYS A 61 LEU A 83 HIS A 87 LEU A 91 SITE 3 AC1 16 VAL A 93 ASN A 97 PHE A 98 LEU A 101 SITE 4 AC1 16 LEU A 136 HOH A 305 HOH A 312 HOH A 332 SITE 1 AC2 10 PHE B 41 PHE B 42 HIS B 63 SER B 70 SITE 2 AC2 10 PHE B 71 HIS B 92 ASN B 102 PHE B 103 SITE 3 AC2 10 LEU B 141 HOH B 305 CRYST1 108.515 62.992 54.591 90.00 111.05 90.00 C 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 0.009215 0.000000 0.003547 0.00000 SCALE2 0.000000 0.015875 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019628 0.00000