HEADER SIGNALING PROTEIN 20-MAY-08 3D72 TITLE 1.65 ANGSTROM CRYSTAL STRUCTURE OF THE CYS71VAL VARIANT IN THE FUNGAL TITLE 2 PHOTORECEPTOR VVD COMPND MOL_ID: 1; COMPND 2 MOLECULE: VIVID PAS PROTEIN VVD; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: FUNGAL PHOTORECEPTOR VVD; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NEUROSPORA CRASSA; SOURCE 3 GENE: VVD, G17A4.050; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_STRAIN: BL21DE3; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET28B KEYWDS CIRCADIAN, PHOTORECEPTOR, BLUE-LIGHT, LOV, PAS, VVD, SIGNALING KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR B.D.ZOLTOWSKI,B.R.CRANE REVDAT 5 30-AUG-23 3D72 1 REMARK SEQADV REVDAT 4 27-JUN-18 3D72 1 SEQADV REVDAT 3 24-FEB-09 3D72 1 VERSN REVDAT 2 09-SEP-08 3D72 1 JRNL REVDAT 1 17-JUN-08 3D72 0 JRNL AUTH B.D.ZOLTOWSKI,B.R.CRANE JRNL TITL LIGHT ACTIVATION OF THE LOV PROTEIN VIVID GENERATES A JRNL TITL 2 RAPIDLY EXCHANGING DIMER. JRNL REF BIOCHEMISTRY V. 47 7012 2008 JRNL REFN ISSN 0006-2960 JRNL PMID 18553928 JRNL DOI 10.1021/BI8007017 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 39115 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.250 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 3948 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2376 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 106 REMARK 3 SOLVENT ATOMS : 462 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.93 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 3D72 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JUN-08. REMARK 100 THE DEPOSITION ID IS D_1000047673. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 77 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : F1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9179 REMARK 200 MONOCHROMATOR : HORIZONTAL BENT SI(111), REMARK 200 ASYMMETRICALLY CUT WITH WATER REMARK 200 COOLED CU BLOCK REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 270 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39115 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 37.9500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.18000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 6.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 2PD7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 26% PEG 4000, 100 MM TRISODIUM CITRATE REMARK 280 PH 5.6, 100 MM SODIUM ACETATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K 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 40.35000 REMARK 290 SMTRY3 2 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1250 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15770 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 N MET A 36 O HOH A 372 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO B 42 C - N - CA ANGL. DEV. = 16.3 DEGREES REMARK 500 PRO B 42 C - N - CD ANGL. DEV. = -18.3 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 37 51.92 -142.88 REMARK 500 ASN A 59 65.63 -118.34 REMARK 500 THR A 83 65.65 37.21 REMARK 500 LYS A 121 -7.27 73.75 REMARK 500 ASP A 170 -159.51 -94.66 REMARK 500 PRO B 42 14.13 28.17 REMARK 500 THR B 83 64.94 28.36 REMARK 500 LYS B 121 -12.96 74.46 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 FAD A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD B 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2PD7 RELATED DB: PDB REMARK 900 DARK-STATE NATIVE PROTEIN STRUCTURE REMARK 900 RELATED ID: 2PD8 RELATED DB: PDB REMARK 900 DARK-STATE STRUCTURE OF THE CYS71SER VARIANT REMARK 900 RELATED ID: 2PDT RELATED DB: PDB REMARK 900 STRUCTURE OF PHOSPHODIESTERASE TREATED NATIVE VVD REMARK 900 RELATED ID: 2PDR RELATED DB: PDB REMARK 900 LIGHT-STATE NATIVE PROTEIN STRUCTURE DBREF 3D72 A 37 184 UNP Q9C3Y6 Q9C3Y6_NEUCR 37 184 DBREF 3D72 B 37 184 UNP Q9C3Y6 Q9C3Y6_NEUCR 37 184 SEQADV 3D72 MET A 36 UNP Q9C3Y6 INITIATING METHIONINE SEQADV 3D72 VAL A 71 UNP Q9C3Y6 CYS 71 ENGINEERED MUTATION SEQADV 3D72 MET B 36 UNP Q9C3Y6 INITIATING METHIONINE SEQADV 3D72 VAL B 71 UNP Q9C3Y6 CYS 71 ENGINEERED MUTATION SEQRES 1 A 149 MET HIS THR LEU TYR ALA PRO GLY GLY TYR ASP ILE MET SEQRES 2 A 149 GLY TYR LEU ILE GLN ILE MET ASN ARG PRO ASN PRO GLN SEQRES 3 A 149 VAL GLU LEU GLY PRO VAL ASP THR SER VAL ALA LEU ILE SEQRES 4 A 149 LEU CYS ASP LEU LYS GLN LYS ASP THR PRO ILE VAL TYR SEQRES 5 A 149 ALA SER GLU ALA PHE LEU TYR MET THR GLY TYR SER ASN SEQRES 6 A 149 ALA GLU VAL LEU GLY ARG ASN CYS ARG PHE LEU GLN SER SEQRES 7 A 149 PRO ASP GLY MET VAL LYS PRO LYS SER THR ARG LYS TYR SEQRES 8 A 149 VAL ASP SER ASN THR ILE ASN THR MET ARG LYS ALA ILE SEQRES 9 A 149 ASP ARG ASN ALA GLU VAL GLN VAL GLU VAL VAL ASN PHE SEQRES 10 A 149 LYS LYS ASN GLY GLN ARG PHE VAL ASN PHE LEU THR MET SEQRES 11 A 149 ILE PRO VAL ARG ASP GLU THR GLY GLU TYR ARG TYR SER SEQRES 12 A 149 MET GLY PHE GLN CYS GLU SEQRES 1 B 149 MET HIS THR LEU TYR ALA PRO GLY GLY TYR ASP ILE MET SEQRES 2 B 149 GLY TYR LEU ILE GLN ILE MET ASN ARG PRO ASN PRO GLN SEQRES 3 B 149 VAL GLU LEU GLY PRO VAL ASP THR SER VAL ALA LEU ILE SEQRES 4 B 149 LEU CYS ASP LEU LYS GLN LYS ASP THR PRO ILE VAL TYR SEQRES 5 B 149 ALA SER GLU ALA PHE LEU TYR MET THR GLY TYR SER ASN SEQRES 6 B 149 ALA GLU VAL LEU GLY ARG ASN CYS ARG PHE LEU GLN SER SEQRES 7 B 149 PRO ASP GLY MET VAL LYS PRO LYS SER THR ARG LYS TYR SEQRES 8 B 149 VAL ASP SER ASN THR ILE ASN THR MET ARG LYS ALA ILE SEQRES 9 B 149 ASP ARG ASN ALA GLU VAL GLN VAL GLU VAL VAL ASN PHE SEQRES 10 B 149 LYS LYS ASN GLY GLN ARG PHE VAL ASN PHE LEU THR MET SEQRES 11 B 149 ILE PRO VAL ARG ASP GLU THR GLY GLU TYR ARG TYR SER SEQRES 12 B 149 MET GLY PHE GLN CYS GLU HET FAD A 201 53 HET FAD B 201 53 HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE FORMUL 3 FAD 2(C27 H33 N9 O15 P2) FORMUL 5 HOH *462(H2 O) HELIX 1 1 ASP A 46 ARG A 57 1 12 HELIX 2 2 SER A 89 GLY A 97 1 9 HELIX 3 3 SER A 99 LEU A 104 1 6 HELIX 4 4 ASN A 107 SER A 113 5 7 HELIX 5 5 ASP A 128 ASN A 142 1 15 HELIX 6 6 ASP B 46 ASN B 56 1 11 HELIX 7 7 SER B 89 GLY B 97 1 9 HELIX 8 8 SER B 99 LEU B 104 1 6 HELIX 9 9 ASN B 107 SER B 113 5 7 HELIX 10 10 ASP B 128 ASN B 142 1 15 SHEET 1 A 5 ILE A 85 ALA A 88 0 SHEET 2 A 5 LEU A 73 ASP A 77 -1 N LEU A 75 O VAL A 86 SHEET 3 A 5 TYR A 175 PHE A 181 -1 O GLY A 180 N ILE A 74 SHEET 4 A 5 ARG A 158 ARG A 169 -1 N VAL A 168 O TYR A 177 SHEET 5 A 5 VAL A 145 PHE A 152 -1 N VAL A 149 O ASN A 161 SHEET 1 B 5 ILE B 85 ALA B 88 0 SHEET 2 B 5 ALA B 72 ASP B 77 -1 N LEU B 75 O VAL B 86 SHEET 3 B 5 TYR B 175 GLN B 182 -1 O GLY B 180 N ILE B 74 SHEET 4 B 5 ARG B 158 ARG B 169 -1 N VAL B 168 O TYR B 177 SHEET 5 B 5 VAL B 145 PHE B 152 -1 N VAL B 149 O ASN B 161 SITE 1 AC1 22 ILE A 74 CYS A 76 ASN A 107 CYS A 108 SITE 2 AC1 22 ARG A 109 LEU A 111 GLN A 112 LYS A 121 SITE 3 AC1 22 SER A 122 ARG A 124 SER A 129 ILE A 132 SITE 4 AC1 22 ASN A 133 ARG A 136 ILE A 139 ASN A 151 SITE 5 AC1 22 ASN A 161 LEU A 163 MET A 165 SER A 178 SITE 6 AC1 22 GLY A 180 GLN A 182 SITE 1 AC2 23 ILE B 74 CYS B 76 ASN B 107 CYS B 108 SITE 2 AC2 23 ARG B 109 LEU B 111 GLN B 112 LYS B 121 SITE 3 AC2 23 SER B 122 THR B 123 ARG B 124 SER B 129 SITE 4 AC2 23 ILE B 132 ASN B 133 ARG B 136 ILE B 139 SITE 5 AC2 23 ASN B 151 ASN B 161 LEU B 163 MET B 165 SITE 6 AC2 23 SER B 178 GLY B 180 GLN B 182 CRYST1 36.240 80.700 57.580 90.00 95.16 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 0.027594 0.000000 0.002492 0.00000 SCALE2 0.000000 0.012392 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017438 0.00000