HEADER LUMINESCENT PROTEIN 25-NOV-13 4NQG TITLE CRYSTAL STRUCTURE OF CA(2+)-REGULATED PHOTOPROTEIN MITROCOMIN FROM TITLE 2 JELLYFISH MITROCOMA CELLULARIA AT 1.3 ANGSTROM RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: MITROCOMIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MITROCOMA CELLULARIA; SOURCE 3 ORGANISM_COMMON: CROSS JELLYFISH; SOURCE 4 ORGANISM_TAXID: 31874; SOURCE 5 GENE: MI17; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)-CODONPLUS-RIPL; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET22B-MC2 KEYWDS PHOTOPROTEIN, LUMINESCENT PROTEIN, BIOLUMINESCENCE, CALCIUM BINDING, KEYWDS 2 EF-HAND EXPDTA X-RAY DIFFRACTION AUTHOR P.V.NATASHIN,E.S.VYSOTSKI,Z.J.LIU REVDAT 2 08-NOV-23 4NQG 1 REMARK REVDAT 1 26-NOV-14 4NQG 0 JRNL AUTH L.P.BURAKOVA,P.V.NATASHIN,S.V.MARKOVA,E.V.EREMEEVA, JRNL AUTH 2 O.SHIMOMURA,Z.J.LIU,E.S.VYSOTSKI JRNL TITL MULTIPLE ISOSPECIES OF CA(2+)-REGULATED PHOTOPROTEIN JRNL TITL 2 MITROCOMIN FROM JELLYFISH MITROCOMA CELLULARIA: CLONING, JRNL TITL 3 CHARACTERIZATION, AND CRYSTAL STRUCTURE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.2_1309) 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) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.59 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 66.4 REMARK 3 NUMBER OF REFLECTIONS : 54441 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.162 REMARK 3 R VALUE (WORKING SET) : 0.161 REMARK 3 FREE R VALUE : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.690 REMARK 3 FREE R VALUE TEST SET COUNT : 2008 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 40.6056 - 3.1358 0.99 5669 226 0.1386 0.1552 REMARK 3 2 3.1358 - 2.4891 0.99 5635 214 0.1600 0.2081 REMARK 3 3 2.4891 - 2.1745 1.00 5627 219 0.1536 0.1758 REMARK 3 4 2.1745 - 1.9757 1.00 5657 208 0.1579 0.1754 REMARK 3 5 1.9757 - 1.8341 1.00 5613 221 0.1687 0.1996 REMARK 3 6 1.8341 - 1.7259 0.99 5611 224 0.1925 0.2369 REMARK 3 7 1.7259 - 1.6395 0.95 5356 195 0.1916 0.2252 REMARK 3 8 1.6395 - 1.5681 0.84 4707 171 0.1934 0.2460 REMARK 3 9 1.5681 - 1.5078 0.62 3487 138 0.2031 0.2709 REMARK 3 10 1.5078 - 1.4557 0.42 2338 81 0.2178 0.2522 REMARK 3 11 1.4557 - 1.4102 0.26 1468 64 0.2480 0.2734 REMARK 3 12 1.4102 - 1.3699 0.14 793 28 0.2858 0.3217 REMARK 3 13 1.3699 - 1.3338 0.06 353 13 0.3014 0.2945 REMARK 3 14 1.3338 - 1.3013 0.02 119 6 0.3697 0.2306 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) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.560 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.08 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.24 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 3407 REMARK 3 ANGLE : 1.407 4622 REMARK 3 CHIRALITY : 0.062 467 REMARK 3 PLANARITY : 0.008 601 REMARK 3 DIHEDRAL : 15.883 1252 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): 12.1952 -54.1430 38.1926 REMARK 3 T TENSOR REMARK 3 T11: 0.0602 T22: 0.0573 REMARK 3 T33: 0.0853 T12: 0.0183 REMARK 3 T13: -0.0195 T23: -0.0029 REMARK 3 L TENSOR REMARK 3 L11: 0.5856 L22: 0.3572 REMARK 3 L33: 0.9092 L12: 0.4160 REMARK 3 L13: -0.6093 L23: -0.3511 REMARK 3 S TENSOR REMARK 3 S11: -0.0001 S12: -0.0038 S13: -0.0170 REMARK 3 S21: 0.0120 S22: -0.0238 S23: 0.0046 REMARK 3 S31: -0.0067 S32: 0.0239 S33: 0.0191 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: CHAIN A REMARK 3 SELECTION : CHAIN B REMARK 3 ATOM PAIRS NUMBER : 1825 REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4NQG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1000083527. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-FEB-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : SI CHANNEL 220 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 54457 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 66.4 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) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.35 REMARK 200 COMPLETENESS FOR SHELL (%) : 2.8 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: PHASES REMARK 200 STARTING MODEL: 1QV0 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.4M SODIUM CITRATE TRIBASIC DIHYDRATE REMARK 280 SOLUTION, 0.1M HEPES PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 34.84100 REMARK 290 SMTRY3 2 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 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 ILE A 51 -65.50 -104.78 REMARK 500 ILE B 51 -66.75 -104.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CZH A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CZH B 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2F8P RELATED DB: PDB REMARK 900 RELATED ID: 1QV0 RELATED DB: PDB REMARK 900 RELATED ID: 1JF2 RELATED DB: PDB REMARK 900 RELATED ID: 1S36 RELATED DB: PDB REMARK 900 RELATED ID: 1SL7 RELATED DB: PDB REMARK 900 RELATED ID: 1EJ3 RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS SEQUENCE HAS BEEN DEPOSITED TO GENBANKTM/EBI DATA BANK WITH REMARK 999 ACCESSION NUMBER KF882009. DBREF 4NQG A 2 198 PDB 4NQG 4NQG 2 198 DBREF 4NQG B 2 198 PDB 4NQG 4NQG 2 198 SEQRES 1 A 197 SER MET GLY SER ARG TYR ALA VAL LYS LEU ASP THR ASP SEQRES 2 A 197 PHE ASP ASN PRO LYS TRP ILE ALA ARG HIS LYS HIS MET SEQRES 3 A 197 PHE ASN PHE LEU ASP ILE ASN SER ASN GLY GLN ILE ASN SEQRES 4 A 197 LEU ASN GLU MET VAL HIS LYS ALA SER ASN ILE ILE CYS SEQRES 5 A 197 LYS LYS LEU GLY ALA THR GLU GLU GLN THR ARG ARG HIS SEQRES 6 A 197 GLN LYS CYS VAL GLU ASP PHE PHE GLY GLY ALA GLY LEU SEQRES 7 A 197 GLU TYR ASP LYS ASP THR THR TRP PRO GLU TYR ILE GLU SEQRES 8 A 197 GLY TRP LYS ARG LEU ALA LYS THR GLU LEU GLU ARG HIS SEQRES 9 A 197 SER LYS ASN ARG VAL THR LEU ILE ARG LEU TRP GLY ASP SEQRES 10 A 197 ALA LEU PHE ASP ILE ILE ASP LYS ASP GLY ASN GLY SER SEQRES 11 A 197 VAL SER LEU ASP GLU TRP ILE GLN TYR THR HIS CYS ALA SEQRES 12 A 197 GLY ILE GLN GLN SER ARG GLY GLN CYS GLU ALA THR PHE SEQRES 13 A 197 ALA HIS CYS ASP LEU ASP GLY ASP GLY LYS LEU ASP VAL SEQRES 14 A 197 ASP GLU MET THR ARG GLN HIS LEU GLY PHE TRP TYR SER SEQRES 15 A 197 VAL ASP SER THR CYS GLU GLY LEU TYR GLY GLY ALA VAL SEQRES 16 A 197 PRO TYR SEQRES 1 B 197 SER MET GLY SER ARG TYR ALA VAL LYS LEU ASP THR ASP SEQRES 2 B 197 PHE ASP ASN PRO LYS TRP ILE ALA ARG HIS LYS HIS MET SEQRES 3 B 197 PHE ASN PHE LEU ASP ILE ASN SER ASN GLY GLN ILE ASN SEQRES 4 B 197 LEU ASN GLU MET VAL HIS LYS ALA SER ASN ILE ILE CYS SEQRES 5 B 197 LYS LYS LEU GLY ALA THR GLU GLU GLN THR ARG ARG HIS SEQRES 6 B 197 GLN LYS CYS VAL GLU ASP PHE PHE GLY GLY ALA GLY LEU SEQRES 7 B 197 GLU TYR ASP LYS ASP THR THR TRP PRO GLU TYR ILE GLU SEQRES 8 B 197 GLY TRP LYS ARG LEU ALA LYS THR GLU LEU GLU ARG HIS SEQRES 9 B 197 SER LYS ASN ARG VAL THR LEU ILE ARG LEU TRP GLY ASP SEQRES 10 B 197 ALA LEU PHE ASP ILE ILE ASP LYS ASP GLY ASN GLY SER SEQRES 11 B 197 VAL SER LEU ASP GLU TRP ILE GLN TYR THR HIS CYS ALA SEQRES 12 B 197 GLY ILE GLN GLN SER ARG GLY GLN CYS GLU ALA THR PHE SEQRES 13 B 197 ALA HIS CYS ASP LEU ASP GLY ASP GLY LYS LEU ASP VAL SEQRES 14 B 197 ASP GLU MET THR ARG GLN HIS LEU GLY PHE TRP TYR SER SEQRES 15 B 197 VAL ASP SER THR CYS GLU GLY LEU TYR GLY GLY ALA VAL SEQRES 16 B 197 PRO TYR HET CZH A 201 34 HET CZH B 201 34 HETNAM CZH C2-HYDROPEROXY-COELENTERAZINE HETSYN CZH 8-BENZYL-2-HYDROPEROXY-2-(4-HYDROXY-BENZYL)-6-(4- HETSYN 2 CZH HYDROXY-PHENYL)-2H-IMIDAZO[1,2-A]PYRAZIN-3-ONE FORMUL 3 CZH 2(C26 H21 N3 O5) FORMUL 5 HOH *469(H2 O) HELIX 1 1 ASN A 17 ASP A 32 1 16 HELIX 2 2 ASN A 40 ILE A 51 1 12 HELIX 3 3 ILE A 51 LEU A 56 1 6 HELIX 4 4 THR A 59 ALA A 77 1 19 HELIX 5 5 TRP A 87 LYS A 107 1 21 HELIX 6 6 THR A 111 ASP A 125 1 15 HELIX 7 7 SER A 133 GLY A 145 1 13 HELIX 8 8 SER A 149 CYS A 160 1 12 HELIX 9 9 VAL A 170 TYR A 182 1 13 HELIX 10 10 ASP A 185 GLU A 189 5 5 HELIX 11 11 ASN B 17 ASP B 32 1 16 HELIX 12 12 ASN B 40 ILE B 51 1 12 HELIX 13 13 ILE B 51 LEU B 56 1 6 HELIX 14 14 THR B 59 ALA B 77 1 19 HELIX 15 15 TRP B 87 LYS B 107 1 21 HELIX 16 16 THR B 111 ASP B 125 1 15 HELIX 17 17 SER B 133 GLY B 145 1 13 HELIX 18 18 SER B 149 CYS B 160 1 12 HELIX 19 19 VAL B 170 TYR B 182 1 13 HELIX 20 20 ASP B 185 GLU B 189 5 5 SHEET 1 A 2 GLN A 38 ILE A 39 0 SHEET 2 A 2 THR A 85 THR A 86 -1 O THR A 85 N ILE A 39 SHEET 1 B 2 SER A 131 VAL A 132 0 SHEET 2 B 2 LEU A 168 ASP A 169 -1 O LEU A 168 N VAL A 132 SHEET 1 C 2 GLN B 38 ILE B 39 0 SHEET 2 C 2 THR B 85 THR B 86 -1 O THR B 85 N ILE B 39 SHEET 1 D 2 SER B 131 VAL B 132 0 SHEET 2 D 2 LEU B 168 ASP B 169 -1 O LEU B 168 N VAL B 132 SITE 1 AC1 16 HIS A 24 MET A 27 MET A 44 ILE A 52 SITE 2 AC1 16 TYR A 90 TRP A 94 TRP A 116 GLY A 117 SITE 3 AC1 16 LEU A 120 TYR A 140 ILE A 146 MET A 173 SITE 4 AC1 16 HIS A 177 TRP A 181 TYR A 192 HOH A 302 SITE 1 AC2 16 HIS B 24 MET B 27 MET B 44 ILE B 52 SITE 2 AC2 16 TYR B 90 TRP B 94 TRP B 116 GLY B 117 SITE 3 AC2 16 LEU B 120 TYR B 140 ILE B 146 MET B 173 SITE 4 AC2 16 HIS B 177 TRP B 181 TYR B 192 HOH B 302 CRYST1 48.898 69.682 49.929 90.00 90.03 90.00 P 1 21 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 0.020451 0.000000 0.000009 0.00000 SCALE2 0.000000 0.014351 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020028 0.00000