HEADER IMMUNE SYSTEM 12-SEP-02 1MPU TITLE CRYSTAL STRUCTURE OF THE FREE HUMAN NKG2D IMMUNORECEPTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: NKG2-D TYPE II INTEGRAL MEMBRANE PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 80-216; COMPND 5 SYNONYM: NKG2-D ACTIVATING NK RECEPTOR, NK CELL RECEPTOR D; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21-DE3; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET22B+ KEYWDS C-TYPE LECTIN-LIKE DOMAIN, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR B.J.MCFARLAND,T.KORTEMME,D.BAKER,R.K.STRONG REVDAT 6 20-SEP-23 1MPU 1 REMARK REVDAT 5 21-DEC-22 1MPU 1 REMARK SEQADV REVDAT 4 04-APR-18 1MPU 1 REMARK REVDAT 3 13-JUL-11 1MPU 1 VERSN REVDAT 2 24-FEB-09 1MPU 1 VERSN REVDAT 1 15-APR-03 1MPU 0 JRNL AUTH B.J.MCFARLAND,T.KORTEMME,S.F.YU,D.BAKER,R.K.STRONG JRNL TITL SYMMETRY RECOGNIZING ASYMMETRY: ANALYSIS OF THE INTERACTIONS JRNL TITL 2 BETWEEN THE C-TYPE LECTIN-LIKE IMMUNORECEPTOR NKG2D AND MHC JRNL TITL 3 CLASS I-LIKE LIGANDS JRNL REF STRUCTURE V. 11 411 2003 JRNL REFN ISSN 0969-2126 JRNL PMID 12679019 JRNL DOI 10.1016/S0969-2126(03)00047-9 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 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) (%) : 95.7 REMARK 3 NUMBER OF REFLECTIONS : 4838 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 SET) : 0.245 REMARK 3 FREE R VALUE : 0.296 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 498 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) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.59 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3623 REMARK 3 BIN FREE R VALUE : 0.5083 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 38 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 : 1029 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 105 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) : 20.86100 REMARK 3 B22 (A**2) : 14.58300 REMARK 3 B33 (A**2) : -35.44400 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) : 0.37 REMARK 3 ESD FROM SIGMAA (A) : 0.50 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.400 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ANISOTROPIC 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 1MPU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-SEP-02. REMARK 100 THE DEPOSITION ID IS D_1000017080. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-DEC-01 REMARK 200 TEMPERATURE (KELVIN) : 200.0 REMARK 200 PH : 9.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : OSMICS MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5057 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 200 DATA REDUNDANCY : 21.10 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : 20.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.19900 REMARK 200 FOR SHELL : 6.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1HYR (CHAIN A) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.32 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM DIHYDROGEN PHOSPHATE, BICINE, REMARK 280 ETHYLENE GLYCOL, PH 9.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K 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 18.06500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 43.82500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 43.82500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 9.03250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 43.82500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 43.82500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 27.09750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 43.82500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 43.82500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 9.03250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 43.82500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 43.82500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 27.09750 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 18.06500 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A HOMODIMER IS GENERATED BY THE REMARK 300 TWO-FOLD AXIS: 1/2+X, 1/2-Y, 3/4-Z. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3210 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13030 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 KCAL/MOL 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 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 0.00000 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 MET A 79 REMARK 465 ASN A 80 REMARK 465 SER A 81 REMARK 465 LEU A 82 REMARK 465 PHE A 83 REMARK 465 ASN A 84 REMARK 465 GLN A 85 REMARK 465 GLU A 86 REMARK 465 VAL A 87 REMARK 465 VAL A 216 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 ARG A 214 CG CD NE CZ NH1 NH2 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 SER A 139 O - C - N ANGL. DEV. = -10.8 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 ILE A 89 173.82 -46.44 REMARK 500 PRO A 90 106.30 -50.62 REMARK 500 GLU A 93 103.12 -167.25 REMARK 500 PRO A 98 133.00 -35.40 REMARK 500 LYS A 107 44.49 35.75 REMARK 500 ASN A 108 70.91 56.19 REMARK 500 SER A 117 124.90 -26.80 REMARK 500 ASN A 131 77.45 59.45 REMARK 500 ALA A 132 -175.62 -174.34 REMARK 500 GLN A 143 21.46 -141.23 REMARK 500 SER A 151 -161.18 64.22 REMARK 500 PRO A 161 16.20 -49.04 REMARK 500 THR A 162 18.63 -65.59 REMARK 500 GLU A 169 -17.70 -49.18 REMARK 500 LEU A 178 -75.54 -117.30 REMARK 500 SER A 195 55.95 95.02 REMARK 500 PHE A 196 84.41 40.97 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 PO4 A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HYR RELATED DB: PDB REMARK 900 HUMAN NKG2D IN COMPLEX WITH MIC-A REMARK 900 RELATED ID: 1KCG RELATED DB: PDB REMARK 900 HUMAN NKG2D IN COMPLEX WITH ULBP3 REMARK 900 RELATED ID: 1HQ8 RELATED DB: PDB REMARK 900 MOUSE NKG2D REMARK 900 RELATED ID: 1JSK RELATED DB: PDB REMARK 900 MOUSE NKG2D IN COMPLEX WITH RAE-1BETA DBREF 1MPU A 80 216 UNP P26718 NKG2D_HUMAN 80 216 SEQADV 1MPU MET A 79 UNP P26718 INITIATING METHIONINE SEQRES 1 A 138 MET ASN SER LEU PHE ASN GLN GLU VAL GLN ILE PRO LEU SEQRES 2 A 138 THR GLU SER TYR CYS GLY PRO CYS PRO LYS ASN TRP ILE SEQRES 3 A 138 CYS TYR LYS ASN ASN CYS TYR GLN PHE PHE ASP GLU SER SEQRES 4 A 138 LYS ASN TRP TYR GLU SER GLN ALA SER CYS MET SER GLN SEQRES 5 A 138 ASN ALA SER LEU LEU LYS VAL TYR SER LYS GLU ASP GLN SEQRES 6 A 138 ASP LEU LEU LYS LEU VAL LYS SER TYR HIS TRP MET GLY SEQRES 7 A 138 LEU VAL HIS ILE PRO THR ASN GLY SER TRP GLN TRP GLU SEQRES 8 A 138 ASP GLY SER ILE LEU SER PRO ASN LEU LEU THR ILE ILE SEQRES 9 A 138 GLU MET GLN LYS GLY ASP CYS ALA LEU TYR ALA SER SER SEQRES 10 A 138 PHE LYS GLY TYR ILE GLU ASN CYS SER THR PRO ASN THR SEQRES 11 A 138 TYR ILE CYS MET GLN ARG THR VAL HET PO4 A 500 5 HETNAM PO4 PHOSPHATE ION FORMUL 2 PO4 O4 P 3- FORMUL 3 HOH *105(H2 O) HELIX 1 1 ASN A 119 GLN A 130 1 12 HELIX 2 2 GLN A 143 VAL A 149 5 7 SHEET 1 A 4 ILE A 104 CYS A 105 0 SHEET 2 A 4 CYS A 110 LYS A 118 -1 O TYR A 111 N ILE A 104 SHEET 3 A 4 ASN A 207 GLN A 213 -1 O TYR A 209 N PHE A 114 SHEET 4 A 4 SER A 133 LEU A 134 -1 N SER A 133 O MET A 212 SHEET 1 B 5 TRP A 166 TRP A 168 0 SHEET 2 B 5 TYR A 152 HIS A 159 -1 N VAL A 158 O GLN A 167 SHEET 3 B 5 CYS A 189 ALA A 193 -1 O TYR A 192 N HIS A 153 SHEET 4 B 5 LYS A 197 GLU A 201 -1 O TYR A 199 N LEU A 191 SHEET 5 B 5 THR A 180 ILE A 182 1 N ILE A 182 O GLY A 198 SSBOND 1 CYS A 96 CYS A 105 1555 1555 2.02 SSBOND 2 CYS A 99 CYS A 110 1555 1555 2.02 SSBOND 3 CYS A 127 CYS A 211 1555 1555 2.03 SSBOND 4 CYS A 189 CYS A 203 1555 1555 2.03 SITE 1 AC1 6 LYS A 136 ILE A 173 SER A 175 HOH A 303 SITE 2 AC1 6 HOH A 340 HOH A 365 CRYST1 87.650 87.650 36.130 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 0.011409 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011409 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027678 0.00000