HEADER OXIDOREDUCTASE 02-OCT-06 2IKH TITLE HUMAN ALDOSE REDUCTASE COMPLEXED WITH NITROFURYL-OXADIAZOL INHIBITOR TITLE 2 AT 1.55 A COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALDOSE REDUCTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AR, ALDEHYDE REDUCTASE; COMPND 5 EC: 1.1.1.21; 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: HALR2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 GOLD; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS TIM BARREL, INHIBITOR COMPLEX, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.STEUBER,C.KOCH,A.HEINE,G.KLEBE REVDAT 3 25-OCT-23 2IKH 1 REMARK REVDAT 2 24-FEB-09 2IKH 1 VERSN REVDAT 1 01-MAY-07 2IKH 0 JRNL AUTH H.STEUBER,A.HEINE,G.KLEBE JRNL TITL STRUCTURAL AND THERMODYNAMIC STUDY ON ALDOSE REDUCTASE: JRNL TITL 2 NITRO-SUBSTITUTED INHIBITORS WITH STRONG ENTHALPIC BINDING JRNL TITL 3 CONTRIBUTION JRNL REF J.MOL.BIOL. V. 368 618 2007 JRNL REFN ISSN 0022-2836 JRNL PMID 17368668 JRNL DOI 10.1016/J.JMB.2006.12.004 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.58 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.168 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.168 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2035 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 40910 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.166 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.165 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.205 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 1940 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 36917 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2517 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 66 REMARK 3 SOLVENT ATOMS : 268 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2851.4 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2516.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 11 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 11603 REMARK 3 NUMBER OF RESTRAINTS : 10922 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 ANGLE DISTANCES (A) : 2.300 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.026 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.052 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.057 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.025 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.062 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC SCALING APPLIED BY THE REMARK 3 METHOD OF PARKIN, MOEZZI & HOPE, J.APPL.CRYST.28(1995)53-56 REMARK 4 REMARK 4 2IKH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-OCT-06. REMARK 100 THE DEPOSITION ID IS D_1000039683. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-FEB-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41286 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.03700 REMARK 200 R SYM (I) : 0.03700 REMARK 200 FOR THE DATA SET : 29.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.12400 REMARK 200 R SYM FOR SHELL (I) : 0.12400 REMARK 200 FOR SHELL : 9.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1EL3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 6000, 120MM AMMONIUM CITRATE, REMARK 280 PH 5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 33.44000 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: 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 MET A 0 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 ARG A 69 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 PHE A 115 CB - CG - CD2 ANGL. DEV. = -4.6 DEGREES REMARK 500 PHE A 115 CB - CG - CD1 ANGL. DEV. = 5.2 DEGREES REMARK 500 SER A 127 C - N - CA ANGL. DEV. = 39.0 DEGREES REMARK 500 TYR A 209 CA - CB - CG ANGL. DEV. = 15.8 DEGREES REMARK 500 LEU A 301 C - N - CA ANGL. DEV. = 20.6 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 SER A 127 7.52 -177.38 REMARK 500 LEU A 190 78.15 -152.29 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 NAP A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LIT A 600 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1US0 RELATED DB: PDB REMARK 900 HUMAN ALDOSE REDUCTASE IN COMPLEX WITH NADP+ AND THE INHIBITOR REMARK 900 IDD594 AT 0.66 ANGSTROM REMARK 900 RELATED ID: 2IKG RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH NITROPHENYL-OXADIAZOL TYPE REMARK 900 INHIBITOR AT 1.43 A REMARK 900 RELATED ID: 2IKI RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH HALOGENATED IDD-TYPE INHIBITOR REMARK 900 RELATED ID: 2IKJ RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH NITRO-SUBSTITUTED IDD-TYPE INHIBITOR DBREF 2IKH A 0 315 UNP P15121 ALDR_HUMAN 0 315 SEQADV 2IKH ILE A 4 UNP P15121 LEU 4 SEE REMARK 999 SEQRES 1 A 316 MET ALA SER ARG ILE LEU LEU ASN ASN GLY ALA LYS MET SEQRES 2 A 316 PRO ILE LEU GLY LEU GLY THR TRP LYS SER PRO PRO GLY SEQRES 3 A 316 GLN VAL THR GLU ALA VAL LYS VAL ALA ILE ASP VAL GLY SEQRES 4 A 316 TYR ARG HIS ILE ASP CYS ALA HIS VAL TYR GLN ASN GLU SEQRES 5 A 316 ASN GLU VAL GLY VAL ALA ILE GLN GLU LYS LEU ARG GLU SEQRES 6 A 316 GLN VAL VAL LYS ARG GLU GLU LEU PHE ILE VAL SER LYS SEQRES 7 A 316 LEU TRP CYS THR TYR HIS GLU LYS GLY LEU VAL LYS GLY SEQRES 8 A 316 ALA CYS GLN LYS THR LEU SER ASP LEU LYS LEU ASP TYR SEQRES 9 A 316 LEU ASP LEU TYR LEU ILE HIS TRP PRO THR GLY PHE LYS SEQRES 10 A 316 PRO GLY LYS GLU PHE PHE PRO LEU ASP GLU SER GLY ASN SEQRES 11 A 316 VAL VAL PRO SER ASP THR ASN ILE LEU ASP THR TRP ALA SEQRES 12 A 316 ALA MET GLU GLU LEU VAL ASP GLU GLY LEU VAL LYS ALA SEQRES 13 A 316 ILE GLY ILE SER ASN PHE ASN HIS LEU GLN VAL GLU MET SEQRES 14 A 316 ILE LEU ASN LYS PRO GLY LEU LYS TYR LYS PRO ALA VAL SEQRES 15 A 316 ASN GLN ILE GLU CYS HIS PRO TYR LEU THR GLN GLU LYS SEQRES 16 A 316 LEU ILE GLN TYR CYS GLN SER LYS GLY ILE VAL VAL THR SEQRES 17 A 316 ALA TYR SER PRO LEU GLY SER PRO ASP ARG PRO TRP ALA SEQRES 18 A 316 LYS PRO GLU ASP PRO SER LEU LEU GLU ASP PRO ARG ILE SEQRES 19 A 316 LYS ALA ILE ALA ALA LYS HIS ASN LYS THR THR ALA GLN SEQRES 20 A 316 VAL LEU ILE ARG PHE PRO MET GLN ARG ASN LEU VAL VAL SEQRES 21 A 316 ILE PRO LYS SER VAL THR PRO GLU ARG ILE ALA GLU ASN SEQRES 22 A 316 PHE LYS VAL PHE ASP PHE GLU LEU SER SER GLN ASP MET SEQRES 23 A 316 THR THR LEU LEU SER TYR ASN ARG ASN TRP ARG VAL CYS SEQRES 24 A 316 ALA LEU LEU SER CYS THR SER HIS LYS ASP TYR PRO PHE SEQRES 25 A 316 HIS GLU GLU PHE HET NAP A 500 48 HET LIT A 600 18 HETNAM NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE HETNAM LIT {[5-(5-NITRO-2-FURYL)-1,3,4-OXADIAZOL-2-YL]THIO}ACETIC HETNAM 2 LIT ACID HETSYN NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE FORMUL 2 NAP C21 H28 N7 O17 P3 FORMUL 3 LIT C8 H5 N3 O6 S FORMUL 4 HOH *268(H2 O) HELIX 1 1 PRO A 23 VAL A 37 1 15 HELIX 2 2 ALA A 45 GLN A 49 5 5 HELIX 3 3 ASN A 50 GLU A 64 1 15 HELIX 4 4 LYS A 68 LEU A 72 5 5 HELIX 5 5 TRP A 79 HIS A 83 5 5 HELIX 6 6 LEU A 87 LYS A 100 1 14 HELIX 7 7 ASN A 136 GLU A 150 1 15 HELIX 8 8 ASN A 162 ASN A 171 1 10 HELIX 9 9 GLN A 192 LYS A 202 1 11 HELIX 10 10 SER A 226 GLU A 229 5 4 HELIX 11 11 ASP A 230 ASN A 241 1 12 HELIX 12 12 THR A 243 GLN A 254 1 12 HELIX 13 13 THR A 265 LYS A 274 1 10 HELIX 14 14 SER A 281 SER A 290 1 10 HELIX 15 15 LEU A 300 THR A 304 5 5 SHEET 1 A 2 ARG A 3 LEU A 5 0 SHEET 2 A 2 LYS A 11 PRO A 13 -1 O MET A 12 N ILE A 4 SHEET 1 B 8 LEU A 17 GLY A 18 0 SHEET 2 B 8 HIS A 41 ASP A 43 1 O ASP A 43 N LEU A 17 SHEET 3 B 8 PHE A 73 LEU A 78 1 O VAL A 75 N ILE A 42 SHEET 4 B 8 LEU A 106 ILE A 109 1 O LEU A 108 N LEU A 78 SHEET 5 B 8 ILE A 156 SER A 159 1 O GLY A 157 N TYR A 107 SHEET 6 B 8 VAL A 181 GLU A 185 1 O VAL A 181 N ILE A 158 SHEET 7 B 8 VAL A 205 TYR A 209 1 O THR A 207 N ILE A 184 SHEET 8 B 8 VAL A 258 VAL A 259 1 O VAL A 258 N ALA A 208 SITE 1 AC1 34 GLY A 18 THR A 19 TRP A 20 LYS A 21 SITE 2 AC1 34 ASP A 43 TYR A 48 HIS A 110 TRP A 111 SITE 3 AC1 34 SER A 159 ASN A 160 GLN A 183 TYR A 209 SITE 4 AC1 34 SER A 210 PRO A 211 LEU A 212 GLY A 213 SITE 5 AC1 34 SER A 214 PRO A 215 ASP A 216 ALA A 245 SITE 6 AC1 34 ILE A 260 PRO A 261 LYS A 262 SER A 263 SITE 7 AC1 34 VAL A 264 THR A 265 ARG A 268 GLU A 271 SITE 8 AC1 34 ASN A 272 LIT A 600 HOH A1095 HOH A1150 SITE 9 AC1 34 HOH A1237 HOH A1259 SITE 1 AC2 10 TRP A 20 TYR A 48 TRP A 79 HIS A 110 SITE 2 AC2 10 TRP A 111 THR A 113 LEU A 300 CYS A 303 SITE 3 AC2 10 TYR A 309 NAP A 500 CRYST1 49.360 66.880 47.290 90.00 92.13 90.00 P 1 21 1 2 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 0.020259 0.000000 0.000754 0.00000 SCALE2 0.000000 0.014952 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021161 0.00000