HEADER HYDROLASE 25-SEP-97 6FIT TITLE FHIT-TRANSITION STATE ANALOG COMPND MOL_ID: 1; COMPND 2 MOLECULE: FRAGILE HISTIDINE TRIAD PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: FHIT; COMPND 5 EC: 3.6.1.29; 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 GENE: FHIT; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DH5-ALPHA; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PGEX-2T; SOURCE 10 EXPRESSION_SYSTEM_GENE: FHIT; SOURCE 11 OTHER_DETAILS: EXPRESSED AS FUSION PROTEIN WITH GLUTATHIONE-S- SOURCE 12 TRANSFERASE IN ESCHERICHIA COLI KEYWDS HYDROLASE, FRAGILE HISTIDINE TRIAD PROTEIN, FHIT, PUTATIVE TUMOR KEYWDS 2 SUPPRESSOR, HIT PROTEIN FAMILY, HISTIDINE TRIAD PROTEIN FAMILY, KEYWDS 3 NUCLEOTIDYL HYDROLASE, NUCLEOTIDYL TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR C.D.LIMA,M.G.KLEIN,W.A.HENDRICKSON REVDAT 3 13-MAR-24 6FIT 1 REMARK LINK REVDAT 2 24-FEB-09 6FIT 1 VERSN REVDAT 1 25-MAR-98 6FIT 0 JRNL AUTH C.D.LIMA,M.G.KLEIN,W.A.HENDRICKSON JRNL TITL STRUCTURE-BASED ANALYSIS OF CATALYSIS AND SUBSTRATE JRNL TITL 2 DEFINITION IN THE HIT PROTEIN FAMILY. JRNL REF SCIENCE V. 278 286 1997 JRNL REFN ISSN 0036-8075 JRNL PMID 9323207 JRNL DOI 10.1126/SCIENCE.278.5336.286 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.D.LIMA,K.L.D'AMICO,I.NADAY,G.ROSENBAUM,E.M.WESTBROOK, REMARK 1 AUTH 2 W.A.HENDRICKSON REMARK 1 TITL MAD ANALYSIS OF FHIT, A PUTATIVE HUMAN TUMOR SUPPRESSOR FROM REMARK 1 TITL 2 THE HIT PROTEIN FAMILY REMARK 1 REF STRUCTURE V. 5 763 1997 REMARK 1 REFN ISSN 0969-2126 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.4 REMARK 3 NUMBER OF REFLECTIONS : 10338 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.291 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 989 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 59 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.90 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) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 2.241 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.770 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 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 6FIT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000179819. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-NOV-96 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0740 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : FUJI REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17675 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 79.6 REMARK 200 DATA REDUNDANCY : 8.000 REMARK 200 R MERGE (I) : 0.06400 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: GROWN FROM AMMONIUM SULFATE, PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 89.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 178.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 133.50000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 222.50000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 44.50000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 89.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 178.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 222.50000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 133.50000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 44.50000 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 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 0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 44.50000 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 1 REMARK 465 HIS A 108 REMARK 465 ARG A 109 REMARK 465 ASN A 110 REMARK 465 ASP A 111 REMARK 465 SER A 112 REMARK 465 ILE A 113 REMARK 465 TYR A 114 REMARK 465 GLU A 115 REMARK 465 GLU A 116 REMARK 465 LEU A 117 REMARK 465 GLN A 118 REMARK 465 LYS A 119 REMARK 465 HIS A 120 REMARK 465 ASP A 121 REMARK 465 LYS A 122 REMARK 465 GLU A 123 REMARK 465 ASP A 124 REMARK 465 PHE A 125 REMARK 465 PRO A 126 REMARK 465 ALA A 127 REMARK 465 SER A 128 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 PHE A 107 CG CD1 CD2 CE1 CE2 CZ REMARK 470 TRP A 129 CG CD1 CD2 NE1 CE2 CE3 CZ2 REMARK 470 TRP A 129 CZ3 CH2 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 VAL A 14 -28.92 -178.34 REMARK 500 LEU A 17 141.37 -177.46 REMARK 500 LYS A 29 63.45 169.64 REMARK 500 PRO A 86 171.56 -59.29 REMARK 500 GLU A 87 -19.81 69.65 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 HIS A 96 0.09 SIDE CHAIN 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 AMW A 148 W REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 96 NE2 REMARK 620 2 AMW A 148 O1W 88.7 REMARK 620 3 AMW A 148 O2W 88.2 119.7 REMARK 620 4 AMW A 148 O3W 177.9 92.6 89.7 REMARK 620 5 AMW A 148 O5' 93.9 119.0 121.3 87.0 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: HNE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: HISTIDINE TRIAD FOR WHICH THIS FAMILY WAS NAMED. REMARK 800 REMARK 800 SITE_IDENTIFIER: AVE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ACTIVE SITE HISTIDINE RESPONSIBLE FOR FORMING REMARK 800 THE TRANSIENT NUCLEOTIDYL PHOSPHOHISTIDYL ENZYME INTERMEDIATE REMARK 800 DURING CATALYSIS. IN THIS STRUCTURE, IT IS COVALENTLY ASSOCIATED REMARK 800 WITH THE AMW RESIDUE WHICH CONSISTS OF AN ADENOSINE BASE AND A REMARK 800 PENTACOVALENT TUNGSTATE ION. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AMW A 148 DBREF 6FIT A 1 147 UNP P49789 FHIT_HUMAN 1 147 SEQRES 1 A 147 MET SER PHE ARG PHE GLY GLN HIS LEU ILE LYS PRO SER SEQRES 2 A 147 VAL VAL PHE LEU LYS THR GLU LEU SER PHE ALA LEU VAL SEQRES 3 A 147 ASN ARG LYS PRO VAL VAL PRO GLY HIS VAL LEU VAL CYS SEQRES 4 A 147 PRO LEU ARG PRO VAL GLU ARG PHE HIS ASP LEU ARG PRO SEQRES 5 A 147 ASP GLU VAL ALA ASP LEU PHE GLN THR THR GLN ARG VAL SEQRES 6 A 147 GLY THR VAL VAL GLU LYS HIS PHE HIS GLY THR SER LEU SEQRES 7 A 147 THR PHE SER MET GLN ASP GLY PRO GLU ALA GLY GLN THR SEQRES 8 A 147 VAL LYS HIS VAL HIS VAL HIS VAL LEU PRO ARG LYS ALA SEQRES 9 A 147 GLY ASP PHE HIS ARG ASN ASP SER ILE TYR GLU GLU LEU SEQRES 10 A 147 GLN LYS HIS ASP LYS GLU ASP PHE PRO ALA SER TRP ARG SEQRES 11 A 147 SER GLU GLU GLU MET ALA ALA GLU ALA ALA ALA LEU ARG SEQRES 12 A 147 VAL TYR PHE GLN HET AMW A 148 23 HETNAM AMW ADENOSINE MONOTUNGSTATE FORMUL 2 AMW C10 H14 N5 O7 W FORMUL 3 HOH *59(H2 O) HELIX 1 1 PHE A 47 ASP A 49 5 3 HELIX 2 2 PRO A 52 HIS A 72 1 21 HELIX 3 3 MET A 135 TYR A 145 1 11 SHEET 1 A 2 PHE A 3 PHE A 5 0 SHEET 2 A 2 HIS A 8 ILE A 10 -1 N ILE A 10 O PHE A 3 SHEET 1 B 5 SER A 77 MET A 82 0 SHEET 2 B 5 HIS A 96 ARG A 102 -1 N ARG A 102 O SER A 77 SHEET 3 B 5 VAL A 36 PRO A 40 -1 N VAL A 38 O VAL A 97 SHEET 4 B 5 SER A 22 VAL A 26 -1 N LEU A 25 O LEU A 37 SHEET 5 B 5 VAL A 15 LYS A 18 -1 N LEU A 17 O ALA A 24 LINK NE2 HIS A 96 W AMW A 148 1555 1555 2.53 SITE 1 HNE 3 HIS A 35 HIS A 96 HIS A 98 SITE 1 AVE 1 HIS A 96 SITE 1 AC1 16 PHE A 5 HIS A 8 ILE A 10 LEU A 25 SITE 2 AC1 16 VAL A 26 ASN A 27 ARG A 28 GLN A 83 SITE 3 AC1 16 GLY A 89 GLN A 90 THR A 91 VAL A 92 SITE 4 AC1 16 HIS A 96 HIS A 98 HOH A 150 HOH A 172 CRYST1 50.700 50.700 267.000 90.00 90.00 120.00 P 61 2 2 12 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 0.019724 0.011388 0.000000 0.00000 SCALE2 0.000000 0.022775 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003745 0.00000