HEADER HYDROLASE 22-SEP-99 1D2A TITLE CRYSTAL STRUCTURE OF A YEAST LOW MOLECULAR WEIGHT PROTEIN TYROSINE TITLE 2 PHOSPHATASE (LTP1) COMPLEXED WITH THE ACTIVATOR ADENINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TYROSINE PHOSPHATASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.3.48; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: INACTIVE MUTANT OF LTP1 THAT THE NUCLEOPHILE CYSTEINE COMPND 8 IS MUTATED TO ALANINE IS USED. SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 4932; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PT7-7 KEYWDS BETA-ALPHA-BETA, TYROSINE PHOSPHATASE, LTP1, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.WANG,C.V.STAUFFACHER,R.L.VAN ETTEN REVDAT 4 07-FEB-24 1D2A 1 REMARK REVDAT 3 03-NOV-21 1D2A 1 REMARK SEQADV REVDAT 2 24-FEB-09 1D2A 1 VERSN REVDAT 1 01-MAR-00 1D2A 0 JRNL AUTH S.WANG,C.V.STAUFFACHER,R.L.VAN ETTEN JRNL TITL STRUCTURAL AND MECHANISTIC BASIS FOR THE ACTIVATION OF A JRNL TITL 2 LOW-MOLECULAR WEIGHT PROTEIN TYROSINE PHOSPHATASE BY JRNL TITL 3 ADENINE. JRNL REF BIOCHEMISTRY V. 39 1234 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10684601 JRNL DOI 10.1021/BI991515+ REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.WANG,L.TABERNERO,M.ZHANG,E.HARMS,R.L.VAN ETTEN, REMARK 1 AUTH 2 C.V.STAUFFACHER REMARK 1 TITL CRYSTAL STRUCTURE OF A LOW MOLECULAR WEIGHT PROTEIN TYROSINE REMARK 1 TITL 2 PHOSPHATASE FROM SACCHAROMYCES CEREVISIAE AND ITS COMPLEX REMARK 1 TITL 3 WITH THE SUBSTRATE P-NITROPHENYL PHOSPHATE REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH K.OSTANIN,C.POKALSKY,S.WANG,R.L.VAN ETTEN REMARK 1 TITL CLONING AND CHARACTERIZATION OF A SACCHAROMYCES CEREVISIAE REMARK 1 TITL 2 GENE ENCODING THE LOW MOLECULAR WEIGHT PROTEIN-TYROSINE REMARK 1 TITL 3 PHOSPHATASE REMARK 1 REF J.BIOL.CHEM. V. 270 18491 1995 REMARK 1 REFN ISSN 0021-9258 REMARK 1 DOI 10.1074/JBC.270.31.18491 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.5 REMARK 3 NUMBER OF REFLECTIONS : 22457 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) : 0.182 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1773 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 45.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1766 REMARK 3 BIN R VALUE (WORKING SET) : 0.2880 REMARK 3 BIN FREE R VALUE : 0.3600 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 125 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.032 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2548 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 300 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.22 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.26 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.790 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : PO4.PAR REMARK 3 PARAMETER FILE 3 : ADE.PAR REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : PO4.TOP REMARK 3 TOPOLOGY FILE 3 : ADE.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 1D2A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-SEP-99. REMARK 100 THE DEPOSITION ID IS D_1000009725. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAR-98 REMARK 200 TEMPERATURE (KELVIN) : 123.0 REMARK 200 PH : 7.0 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 : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22621 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.6 REMARK 200 DATA REDUNDANCY : 14.50 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 35.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 39.3 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.14900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.14 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3400, BIS-TRIS, SODIUM CHLORIDE, REMARK 280 SODIUM PHOSPHATE, ADENINE, PH 7.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293.0K 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 25.74600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.79500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.63600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 48.79500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.74600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.63600 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC 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 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 400 REMARK 400 COMPOUND REMARK 400 INACTIVE MUTANT OF LTP1 THAT THE NUCLEOPHILE REMARK 400 CYSTEINE IS MUTATED TO ALANINE IS USED. 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 THR A 1 REMARK 465 ILE A 2 REMARK 465 GLU A 3 REMARK 465 LYS A 4 REMARK 465 THR B 1 REMARK 465 ILE B 2 REMARK 465 GLU B 3 REMARK 465 LYS B 4 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 ALA A 13 -138.47 -125.32 REMARK 500 LEU A 14 -61.77 -95.75 REMARK 500 CYS A 18 -74.58 -105.52 REMARK 500 ASN A 41 -79.26 -98.33 REMARK 500 ALA B 13 -141.31 -137.23 REMARK 500 LEU B 14 -62.35 -96.32 REMARK 500 PHE B 17 -40.00 -137.59 REMARK 500 CYS B 18 -70.14 -109.70 REMARK 500 ASN B 41 -86.13 -88.13 REMARK 500 ALA B 111 141.30 -35.41 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 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADE B 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1D1P RELATED DB: PDB REMARK 900 STRUCTURE OF THE WILD-TYPE LTP1 COMPLEXED WITH HEPES REMARK 900 RELATED ID: 1D1Q RELATED DB: PDB REMARK 900 STRUCTURE OF LTP1-C13A MUTANT COMPLEXED WITH THE SUBSTRATE PNPP DBREF 1D2A A 1 160 UNP P40347 PPAL_YEAST 2 161 DBREF 1D2A B 1 160 UNP P40347 PPAL_YEAST 2 161 SEQADV 1D2A ALA A 13 UNP P40347 CYS 14 ENGINEERED MUTATION SEQADV 1D2A ALA B 13 UNP P40347 CYS 14 ENGINEERED MUTATION SEQRES 1 A 160 THR ILE GLU LYS PRO LYS ILE SER VAL ALA PHE ILE ALA SEQRES 2 A 160 LEU GLY ASN PHE CYS ARG SER PRO MET ALA GLU ALA ILE SEQRES 3 A 160 PHE LYS HIS GLU VAL GLU LYS ALA ASN LEU GLU ASN ARG SEQRES 4 A 160 PHE ASN LYS ILE ASP SER PHE GLY THR SER ASN TYR HIS SEQRES 5 A 160 VAL GLY GLU SER PRO ASP HIS ARG THR VAL SER ILE CYS SEQRES 6 A 160 LYS GLN HIS GLY VAL LYS ILE ASN HIS LYS GLY LYS GLN SEQRES 7 A 160 ILE LYS THR LYS HIS PHE ASP GLU TYR ASP TYR ILE ILE SEQRES 8 A 160 GLY MET ASP GLU SER ASN ILE ASN ASN LEU LYS LYS ILE SEQRES 9 A 160 GLN PRO GLU GLY SER LYS ALA LYS VAL CYS LEU PHE GLY SEQRES 10 A 160 ASP TRP ASN THR ASN ASP GLY THR VAL GLN THR ILE ILE SEQRES 11 A 160 GLU ASP PRO TRP TYR GLY ASP ILE GLN ASP PHE GLU TYR SEQRES 12 A 160 ASN PHE LYS GLN ILE THR TYR PHE SER LYS GLN PHE LEU SEQRES 13 A 160 LYS LYS GLU LEU SEQRES 1 B 160 THR ILE GLU LYS PRO LYS ILE SER VAL ALA PHE ILE ALA SEQRES 2 B 160 LEU GLY ASN PHE CYS ARG SER PRO MET ALA GLU ALA ILE SEQRES 3 B 160 PHE LYS HIS GLU VAL GLU LYS ALA ASN LEU GLU ASN ARG SEQRES 4 B 160 PHE ASN LYS ILE ASP SER PHE GLY THR SER ASN TYR HIS SEQRES 5 B 160 VAL GLY GLU SER PRO ASP HIS ARG THR VAL SER ILE CYS SEQRES 6 B 160 LYS GLN HIS GLY VAL LYS ILE ASN HIS LYS GLY LYS GLN SEQRES 7 B 160 ILE LYS THR LYS HIS PHE ASP GLU TYR ASP TYR ILE ILE SEQRES 8 B 160 GLY MET ASP GLU SER ASN ILE ASN ASN LEU LYS LYS ILE SEQRES 9 B 160 GLN PRO GLU GLY SER LYS ALA LYS VAL CYS LEU PHE GLY SEQRES 10 B 160 ASP TRP ASN THR ASN ASP GLY THR VAL GLN THR ILE ILE SEQRES 11 B 160 GLU ASP PRO TRP TYR GLY ASP ILE GLN ASP PHE GLU TYR SEQRES 12 B 160 ASN PHE LYS GLN ILE THR TYR PHE SER LYS GLN PHE LEU SEQRES 13 B 160 LYS LYS GLU LEU HET PO4 A 402 5 HET CL A 404 1 HET PO4 B 403 5 HET ADE B 401 10 HETNAM PO4 PHOSPHATE ION HETNAM CL CHLORIDE ION HETNAM ADE ADENINE FORMUL 3 PO4 2(O4 P 3-) FORMUL 4 CL CL 1- FORMUL 6 ADE C5 H5 N5 FORMUL 7 HOH *300(H2 O) HELIX 1 1 CYS A 18 ALA A 34 1 17 HELIX 2 3 ASP A 58 HIS A 68 1 11 HELIX 3 4 LYS A 82 TYR A 87 1 6 HELIX 4 5 ASP A 94 GLN A 105 1 12 HELIX 5 7 ASP A 137 LEU A 160 1 24 HELIX 6 8 CYS B 18 ALA B 34 1 17 HELIX 7 10 ASP B 58 GLN B 67 1 10 HELIX 8 11 LYS B 80 GLU B 86 5 7 HELIX 9 12 ASP B 94 GLN B 105 1 12 HELIX 10 14 ASP B 137 LEU B 160 1 24 SHEET 1 A 4 PHE A 40 GLY A 47 0 SHEET 2 A 4 ILE A 7 ALA A 13 1 O ILE A 7 N ASN A 41 SHEET 3 A 4 TYR A 89 GLY A 92 1 O TYR A 89 N ALA A 10 SHEET 4 A 4 LYS A 112 LEU A 115 1 O LYS A 112 N ILE A 90 SHEET 1 B 4 PHE B 40 GLY B 47 0 SHEET 2 B 4 ILE B 7 ALA B 13 1 O ILE B 7 N ASN B 41 SHEET 3 B 4 TYR B 89 GLY B 92 1 O TYR B 89 N ALA B 10 SHEET 4 B 4 LYS B 112 LEU B 115 1 O LYS B 112 N ILE B 90 SITE 1 AC1 9 ALA A 13 LEU A 14 GLY A 15 ASN A 16 SITE 2 AC1 9 PHE A 17 CYS A 18 ARG A 19 SER A 20 SITE 3 AC1 9 HOH A 536 SITE 1 AC2 9 ALA B 13 LEU B 14 GLY B 15 ASN B 16 SITE 2 AC2 9 PHE B 17 CYS B 18 ARG B 19 SER B 20 SITE 3 AC2 9 HOH B 458 SITE 1 AC3 3 THR A 48 ASN A 97 ASN A 100 SITE 1 AC4 8 TYR B 51 HIS B 52 ASP B 132 TRP B 134 SITE 2 AC4 8 HOH B 410 HOH B 458 HOH B 485 HOH B 518 CRYST1 51.492 63.272 97.590 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 0.019420 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015805 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010247 0.00000