PDB Short entry for 2ACS HEADER OXIDOREDUCTASE 15-APR-94 2ACS TITLE AN ANION BINDING SITE IN HUMAN ALDOSE REDUCTASE: MECHANISTIC TITLE 2 IMPLICATIONS FOR THE BINDING OF CITRATE, CACODYLATE, AND GLUCOSE-6- TITLE 3 PHOSPHATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALDOSE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.1.1.21; COMPND 5 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; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR D.H.HARRISON,K.M.BOHREN,K.H.GABBAY,G.A.PETSKO,D.RINGE REVDAT 4 14-FEB-24 2ACS 1 REMARK REVDAT 3 24-FEB-09 2ACS 1 VERSN REVDAT 2 01-APR-03 2ACS 1 JRNL REVDAT 1 31-JUL-94 2ACS 0 JRNL AUTH D.H.HARRISON,K.M.BOHREN,D.RINGE,G.A.PETSKO,K.H.GABBAY JRNL TITL AN ANION BINDING SITE IN HUMAN ALDOSE REDUCTASE: MECHANISTIC JRNL TITL 2 IMPLICATIONS FOR THE BINDING OF CITRATE, CACODYLATE, AND JRNL TITL 3 GLUCOSE 6-PHOSPHATE. JRNL REF BIOCHEMISTRY V. 33 2011 1994 JRNL REFN ISSN 0006-2960 JRNL PMID 8117658 JRNL DOI 10.1021/BI00174A006 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH D.K.WILSON,K.M.BOHREN,K.H.GABBAY,F.A.QUIOCHO REMARK 1 TITL AN UNLIKELY SUGAR SUBSTRATE SITE IN THE 1.65 ANGSTROMS REMARK 1 TITL 2 STRUCTURE OF THE HUMAN ALDOSE REDUCTASE HOLOENZYME REMARK 1 TITL 3 IMPLICATED IN DIABETIC COMPLICATIONS REMARK 1 REF SCIENCE V. 257 81 1992 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 1.76 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.76 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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) : 0.169 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL 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 : 2512 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 61 REMARK 3 SOLVENT ATOMS : 195 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) : 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) : 0.016 REMARK 3 BOND ANGLES (DEGREES) : 2.900 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 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: REMARK 3 RESIDUES 221 - 225 ARE RATHER DISORDERED AS INDICATED BY REMARK 3 THEIR B FACTORS. IT IS CLEAR, HOWEVER, THAT THESE RESIDUES REMARK 3 ADOPT A DIFFERENT CONFORMATION THAN THOSE IN OTHER ALDOSE REMARK 3 REDUCTASE STRUCTURES. REMARK 4 REMARK 4 2ACS 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_1000177738. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.28 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 25.05500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 46.09000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.60000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 46.09000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.05500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.60000 REMARK 290 SMTRY3 4 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: 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 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 ALA A 1 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 LYS A 221 49.11 31.88 REMARK 500 GLU A 223 -107.26 -91.95 REMARK 500 ASP A 224 -155.18 38.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA A 220 LYS A 221 -146.68 REMARK 500 LYS A 221 PRO A 222 -112.95 REMARK 500 ASP A 224 PRO A 225 -137.51 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 ARG A 3 0.10 SIDE CHAIN REMARK 500 TYR A 209 0.09 SIDE CHAIN REMARK 500 ARG A 232 0.20 SIDE CHAIN REMARK 500 ARG A 268 0.14 SIDE CHAIN REMARK 500 ARG A 293 0.16 SIDE CHAIN REMARK 500 ARG A 296 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NAP A 316 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 317 DBREF 2ACS A 1 315 UNP P15121 ALDR_HUMAN 1 315 SEQRES 1 A 315 ALA SER ARG LEU LEU LEU ASN ASN GLY ALA LYS MET PRO SEQRES 2 A 315 ILE LEU GLY LEU GLY THR TRP LYS SER PRO PRO GLY GLN SEQRES 3 A 315 VAL THR GLU ALA VAL LYS VAL ALA ILE ASP VAL GLY TYR SEQRES 4 A 315 ARG HIS ILE ASP CYS ALA HIS VAL TYR GLN ASN GLU ASN SEQRES 5 A 315 GLU VAL GLY VAL ALA ILE GLN GLU LYS LEU ARG GLU GLN SEQRES 6 A 315 VAL VAL LYS ARG GLU GLU LEU PHE ILE VAL SER LYS LEU SEQRES 7 A 315 TRP CYS THR TYR HIS GLU LYS GLY LEU VAL LYS GLY ALA SEQRES 8 A 315 CYS GLN LYS THR LEU SER ASP LEU LYS LEU ASP TYR LEU SEQRES 9 A 315 ASP LEU TYR LEU ILE HIS TRP PRO THR GLY PHE LYS PRO SEQRES 10 A 315 GLY LYS GLU PHE PHE PRO LEU ASP GLU SER GLY ASN VAL SEQRES 11 A 315 VAL PRO SER ASP THR ASN ILE LEU ASP THR TRP ALA ALA SEQRES 12 A 315 MET GLU GLU LEU VAL ASP GLU GLY LEU VAL LYS ALA ILE SEQRES 13 A 315 GLY ILE SER ASN PHE ASN HIS LEU GLN VAL GLU MET ILE SEQRES 14 A 315 LEU ASN LYS PRO GLY LEU LYS TYR LYS PRO ALA VAL ASN SEQRES 15 A 315 GLN ILE GLU CYS HIS PRO TYR LEU THR GLN GLU LYS LEU SEQRES 16 A 315 ILE GLN TYR CYS GLN SER LYS GLY ILE VAL VAL THR ALA SEQRES 17 A 315 TYR SER PRO LEU GLY SER PRO ASP ARG PRO TRP ALA LYS SEQRES 18 A 315 PRO GLU ASP PRO SER LEU LEU GLU ASP PRO ARG ILE LYS SEQRES 19 A 315 ALA ILE ALA ALA LYS HIS ASN LYS THR THR ALA GLN VAL SEQRES 20 A 315 LEU ILE ARG PHE PRO MET GLN ARG ASN LEU VAL VAL ILE SEQRES 21 A 315 PRO LYS SER VAL THR PRO GLU ARG ILE ALA GLU ASN PHE SEQRES 22 A 315 LYS VAL PHE ASP PHE GLU LEU SER SER GLN ASP MET THR SEQRES 23 A 315 THR LEU LEU SER TYR ASN ARG ASN TRP ARG VAL CYS ALA SEQRES 24 A 315 LEU LEU SER CYS THR SER HIS LYS ASP TYR PRO PHE HIS SEQRES 25 A 315 GLU GLU PHE HET NAP A 316 48 HET CIT A 317 13 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM CIT CITRIC ACID HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 2 NAP C21 H28 N7 O17 P3 FORMUL 3 CIT C6 H8 O7 FORMUL 4 HOH *195(H2 O) HELIX 1 1 GLN A 26 VAL A 37 1 12 HELIX 2 2 ASN A 50 GLU A 64 1 15 HELIX 3 3 LEU A 87 LEU A 99 1 13 HELIX 4 4 ILE A 137 GLU A 150 1 14 HELIX 5 5 HIS A 163 ASN A 171 1 9 HELIX 6 6 GLU A 193 SER A 201 1 9 HELIX 7 7 ASP A 230 HIS A 240 1 11 HELIX 8 8 THR A 243 GLN A 254 1 12 HELIX 9 9 PRO A 266 PHE A 273 1 8 HELIX 10 10 SER A 282 SER A 290 1 9 SHEET 1 SH1 9 GLY A 16 GLY A 18 0 SHEET 2 SH1 9 ARG A 40 CYS A 44 1 N ASP A 43 O LEU A 17 SHEET 3 SH1 9 PHE A 73 LEU A 78 1 N VAL A 75 O ILE A 42 SHEET 4 SH1 9 ASP A 105 ILE A 109 1 N ASP A 105 O ILE A 74 SHEET 5 SH1 9 ALA A 155 ASN A 160 1 N ALA A 155 O ASP A 105 SHEET 6 SH1 9 ALA A 180 GLU A 185 1 N ALA A 180 O ILE A 156 SHEET 7 SH1 9 VAL A 205 TYR A 209 1 N VAL A 205 O ALA A 180 SHEET 8 SH1 9 VAL A 258 LYS A 262 1 O VAL A 258 N ALA A 208 SHEET 9 SH1 9 GLY A 16 GLY A 18 1 N GLY A 18 O PRO A 261 SHEET 1 SH2 2 ARG A 3 LEU A 6 0 SHEET 2 SH2 2 ALA A 10 PRO A 13 -1 N MET A 12 O LEU A 4 SITE 1 ACT 6 NAP A 316 CIT A 317 HIS A 110 TYR A 48 SITE 2 ACT 6 LYS A 77 CYS A 298 SITE 1 AC1 35 GLY A 18 THR A 19 TRP A 20 LYS A 21 SITE 2 AC1 35 ASP A 43 TYR A 48 LYS A 77 HIS A 110 SITE 3 AC1 35 SER A 159 ASN A 160 GLN A 183 GLN A 197 SITE 4 AC1 35 TYR A 209 SER A 210 PRO A 211 LEU A 212 SITE 5 AC1 35 GLY A 213 SER A 214 PRO A 215 ASP A 216 SITE 6 AC1 35 LEU A 228 ALA A 245 ILE A 260 PRO A 261 SITE 7 AC1 35 LYS A 262 SER A 263 VAL A 264 THR A 265 SITE 8 AC1 35 ARG A 268 GLU A 271 ASN A 272 CIT A 317 SITE 9 AC1 35 HOH A 790 HOH A 794 HOH A 917 SITE 1 AC2 10 TRP A 20 TYR A 48 TRP A 79 HIS A 110 SITE 2 AC2 10 TRP A 111 PHE A 122 NAP A 316 HOH A 876 SITE 3 AC2 10 HOH A 880 HOH A 931 CRYST1 50.110 67.200 92.180 90.00 90.00 90.00 P 21 21 21 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 0.019956 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014881 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010848 0.00000