HEADER SIGNALING PROTEIN 06-JAN-10 3LAH TITLE STRUCTURAL INSIGHTS INTO THE MOLECULAR MECHANISM OF H-NOX ACTIVATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHYL-ACCEPTING CHEMOTAXIS PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP RESIDUES 1-188; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOANAEROBACTER TENGCONGENSIS; SOURCE 3 ORGANISM_TAXID: 119072; SOURCE 4 GENE: TAR4, TTE0680; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SIGNALING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR C.OLEA JR,M.A.HERZIK JR,J.KURIYAN,M.A.MARLETTA REVDAT 4 21-FEB-24 3LAH 1 REMARK REVDAT 3 13-OCT-21 3LAH 1 REMARK SEQADV LINK REVDAT 2 07-APR-10 3LAH 1 JRNL REVDAT 1 16-MAR-10 3LAH 0 JRNL AUTH C.OLEA,M.A.HERZIK,J.KURIYAN,M.A.MARLETTA JRNL TITL STRUCTURAL INSIGHTS INTO THE MOLECULAR MECHANISM OF H-NOX JRNL TITL 2 ACTIVATION. JRNL REF PROTEIN SCI. V. 19 881 2010 JRNL REFN ISSN 0961-8368 JRNL PMID 20162612 JRNL DOI 10.1002/PRO.357 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.60 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.900 REMARK 3 COMPLETENESS FOR RANGE (%) : 51.5 REMARK 3 NUMBER OF REFLECTIONS : 33172 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.217 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.251 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 1684 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 44.6147 - 4.5565 0.56 2882 154 0.1900 0.2049 REMARK 3 2 4.5565 - 3.6171 0.54 2723 146 0.1837 0.2079 REMARK 3 3 3.6171 - 3.1600 0.53 2714 147 0.2248 0.2596 REMARK 3 4 3.1600 - 2.8712 0.53 2697 150 0.2348 0.2667 REMARK 3 5 2.8712 - 2.6654 0.53 2664 146 0.2377 0.2977 REMARK 3 6 2.6654 - 2.5083 0.52 2689 127 0.2377 0.3263 REMARK 3 7 2.5083 - 2.3827 0.52 2684 133 0.2435 0.3112 REMARK 3 8 2.3827 - 2.2789 0.52 2677 130 0.2248 0.2589 REMARK 3 9 2.2789 - 2.1912 0.52 2637 141 0.2230 0.2687 REMARK 3 10 2.1912 - 2.1156 0.51 2591 151 0.2232 0.2699 REMARK 3 11 2.1156 - 2.0494 0.49 2473 145 0.2468 0.3091 REMARK 3 12 2.0494 - 1.9909 0.40 2057 114 0.2608 0.3271 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 : 0.34 REMARK 3 B_SOL : 50.55 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL 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 : 0.008 3272 REMARK 3 ANGLE : 0.867 4414 REMARK 3 CHIRALITY : 0.061 450 REMARK 3 PLANARITY : 0.003 554 REMARK 3 DIHEDRAL : 17.185 1230 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 3LAH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JAN-10. REMARK 100 THE DEPOSITION ID IS D_1000057036. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-JUL-09 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 : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9765 REMARK 200 MONOCHROMATOR : ASYMMETRIC CURVED CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 62250 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 44.600 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 28% (W/V) PEG 3350, 0.25 M MAGNESIUM REMARK 280 ACETATE, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K 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 30.67650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.60350 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 44.35650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.60350 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.67650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 44.35650 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 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 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 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 ARG A 35 131.63 -38.42 REMARK 500 MET A 137 60.29 -112.49 REMARK 500 MET B 137 59.69 -112.21 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 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 IMD A 501 N1 REMARK 620 2 HEM A 200 NA 86.5 REMARK 620 3 HEM A 200 NB 84.4 92.8 REMARK 620 4 HEM A 200 NC 94.5 178.9 87.7 REMARK 620 5 HEM A 200 ND 98.9 86.2 176.5 93.2 REMARK 620 6 IMD A 502 N1 167.0 93.5 82.6 85.6 94.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 IMD B 501 N1 REMARK 620 2 HEM B 200 NA 90.2 REMARK 620 3 HEM B 200 NB 87.4 89.7 REMARK 620 4 HEM B 200 NC 92.0 177.5 89.3 REMARK 620 5 HEM B 200 ND 96.5 87.1 174.9 93.7 REMARK 620 6 IMD B 502 N1 171.4 87.9 84.2 89.8 91.8 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 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IMD B 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1U55 RELATED DB: PDB REMARK 900 RELATED ID: 1U56 RELATED DB: PDB REMARK 900 RELATED ID: 1U4H RELATED DB: PDB REMARK 900 RELATED ID: 3EEE RELATED DB: PDB REMARK 900 RELATED ID: 3IQB RELATED DB: PDB REMARK 900 RELATED ID: 3LAI RELATED DB: PDB DBREF 3LAH A 1 188 UNP Q8RBX6 Q8RBX6_THETN 1 188 DBREF 3LAH B 1 188 UNP Q8RBX6 Q8RBX6_THETN 1 188 SEQADV 3LAH GLY A 102 UNP Q8RBX6 HIS 102 ENGINEERED MUTATION SEQADV 3LAH GLY B 102 UNP Q8RBX6 HIS 102 ENGINEERED MUTATION SEQRES 1 A 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 A 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 A 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 A 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 A 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 A 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 A 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 A 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL GLY LEU GLN SEQRES 9 A 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 A 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 A 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 A 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 A 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 A 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 A 188 PHE GLU TYR LYS LYS ASN SEQRES 1 B 188 MET LYS GLY THR ILE VAL GLY THR TRP ILE LYS THR LEU SEQRES 2 B 188 ARG ASP LEU TYR GLY ASN ASP VAL VAL ASP GLU SER LEU SEQRES 3 B 188 LYS SER VAL GLY TRP GLU PRO ASP ARG VAL ILE THR PRO SEQRES 4 B 188 LEU GLU ASP ILE ASP ASP ASP GLU VAL ARG ARG ILE PHE SEQRES 5 B 188 ALA LYS VAL SER GLU LYS THR GLY LYS ASN VAL ASN GLU SEQRES 6 B 188 ILE TRP ARG GLU VAL GLY ARG GLN ASN ILE LYS THR PHE SEQRES 7 B 188 SER GLU TRP PHE PRO SER TYR PHE ALA GLY ARG ARG LEU SEQRES 8 B 188 VAL ASN PHE LEU MET MET MET ASP GLU VAL GLY LEU GLN SEQRES 9 B 188 LEU THR LYS MET ILE LYS GLY ALA THR PRO PRO ARG LEU SEQRES 10 B 188 ILE ALA LYS PRO VAL ALA LYS ASP ALA ILE GLU MET GLU SEQRES 11 B 188 TYR VAL SER LYS ARG LYS MET TYR ASP TYR PHE LEU GLY SEQRES 12 B 188 LEU ILE GLU GLY SER SER LYS PHE PHE LYS GLU GLU ILE SEQRES 13 B 188 SER VAL GLU GLU VAL GLU ARG GLY GLU LYS ASP GLY PHE SEQRES 14 B 188 SER ARG LEU LYS VAL ARG ILE LYS PHE LYS ASN PRO VAL SEQRES 15 B 188 PHE GLU TYR LYS LYS ASN HET HEM A 200 43 HET IMD A 501 5 HET IMD A 502 5 HET HEM B 200 43 HET IMD B 501 5 HET IMD B 502 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM IMD IMIDAZOLE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 IMD 4(C3 H5 N2 1+) FORMUL 9 HOH *147(H2 O) HELIX 1 1 LYS A 2 GLY A 18 1 17 HELIX 2 2 GLY A 18 VAL A 29 1 12 HELIX 3 3 ASP A 44 GLY A 60 1 17 HELIX 4 4 ASN A 62 PHE A 82 1 21 HELIX 5 5 PRO A 83 PHE A 86 5 4 HELIX 6 6 ARG A 90 ILE A 109 1 20 HELIX 7 7 MET A 137 PHE A 152 1 16 HELIX 8 8 LYS B 2 GLY B 18 1 17 HELIX 9 9 GLY B 18 SER B 28 1 11 HELIX 10 10 ASP B 44 GLY B 60 1 17 HELIX 11 11 ASN B 62 PHE B 82 1 21 HELIX 12 12 PRO B 83 ALA B 87 5 5 HELIX 13 13 ARG B 90 ILE B 109 1 20 HELIX 14 14 MET B 137 LYS B 153 1 17 SHEET 1 A 4 ARG A 116 ALA A 123 0 SHEET 2 A 4 ALA A 126 SER A 133 -1 O GLU A 128 N LYS A 120 SHEET 3 A 4 PHE A 169 PHE A 178 -1 O LEU A 172 N TYR A 131 SHEET 4 A 4 ILE A 156 LYS A 166 -1 N VAL A 161 O LYS A 173 SHEET 1 B 4 ALA B 119 ALA B 123 0 SHEET 2 B 4 ALA B 126 SER B 133 -1 O GLU B 128 N LYS B 120 SHEET 3 B 4 PHE B 169 PHE B 178 -1 O SER B 170 N SER B 133 SHEET 4 B 4 ILE B 156 LYS B 166 -1 N GLU B 159 O ARG B 175 LINK FE HEM A 200 N1 IMD A 501 1555 1555 2.06 LINK FE HEM A 200 N1 IMD A 502 1555 1555 2.13 LINK FE HEM B 200 N1 IMD B 501 1555 1555 2.06 LINK FE HEM B 200 N1 IMD B 502 1555 1555 2.09 SITE 1 AC1 20 MET A 1 LYS A 2 ILE A 5 PHE A 78 SITE 2 AC1 20 TYR A 85 PHE A 94 MET A 98 LEU A 105 SITE 3 AC1 20 ALA A 112 THR A 113 PRO A 114 PRO A 115 SITE 4 AC1 20 TYR A 131 SER A 133 ARG A 135 MET A 137 SITE 5 AC1 20 LEU A 144 HOH A 203 IMD A 501 IMD A 502 SITE 1 AC2 4 ILE A 5 PHE A 78 TYR A 140 HEM A 200 SITE 1 AC3 6 MET A 98 GLY A 102 PRO A 114 PRO A 115 SITE 2 AC3 6 LEU A 117 HEM A 200 SITE 1 AC4 22 MET B 1 LYS B 2 ILE B 5 PHE B 78 SITE 2 AC4 22 TYR B 85 PHE B 94 MET B 98 LEU B 105 SITE 3 AC4 22 ALA B 112 THR B 113 PRO B 115 TYR B 131 SITE 4 AC4 22 SER B 133 ARG B 135 MET B 137 TYR B 140 SITE 5 AC4 22 LEU B 144 ILE B 145 HOH B 193 HOH B 209 SITE 6 AC4 22 IMD B 501 IMD B 502 SITE 1 AC5 5 ILE B 5 PHE B 78 TYR B 140 LEU B 144 SITE 2 AC5 5 HEM B 200 SITE 1 AC6 5 MET B 98 GLY B 102 PRO B 115 LEU B 117 SITE 2 AC6 5 HEM B 200 CRYST1 61.353 88.713 89.207 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 0.016299 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011272 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011210 0.00000