HEADER HYDROLASE 30-DEC-06 2OEO TITLE CRYOGENIC CRYSTAL STRUCTURE OF STAPHYLOCOCCAL NUCLEASE VARIANT TITLE 2 TRUNCATED DELTA+PHS I92D COMPND MOL_ID: 1; COMPND 2 MOLECULE: STAPHYLOCOCCAL THERMONUCLEASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TNASE; MICROCOCCAL NUCLEASE; STAPHYLOCOCCAL NUCLEASE; COMPND 5 EC: 3.1.31.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280; SOURCE 4 STRAIN: FOGGI; SOURCE 5 GENE: NUC; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21A KEYWDS OB-FOLD, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR R.L.REYNALD,E.E.LATTMAN,A.G.GITTIS REVDAT 3 30-AUG-23 2OEO 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2OEO 1 VERSN REVDAT 1 25-MAR-08 2OEO 0 JRNL AUTH R.L.REYNALD,R.K.GITTI,E.E.LATTMAN,A.G.GITTIS JRNL TITL BURIED CHARGES AND WATER IN THE PROTEIN INTERIOR: REALITY OR JRNL TITL 2 FICTION? JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 793452.990 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 8029 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) : 0.196 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.400 REMARK 3 FREE R VALUE TEST SET COUNT : 673 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1212 REMARK 3 BIN R VALUE (WORKING SET) : 0.2060 REMARK 3 BIN FREE R VALUE : 0.2520 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 97 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.026 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1019 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 59 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.31000 REMARK 3 B22 (A**2) : -0.46000 REMARK 3 B33 (A**2) : 1.77000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.38000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.07 REMARK 3 LOW RESOLUTION CUTOFF (A) : 6.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.16 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.120 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) : 1.070 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.470 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.960 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.750 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 20.21 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.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : THP_XPLOR_PAR.TXT REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : THP_XPLOR_TOP.TXT REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2OEO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JAN-07. REMARK 100 THE DEPOSITION ID IS D_1000041040. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-APR-01 REMARK 200 TEMPERATURE (KELVIN) : 95 REMARK 200 PH : 6.0 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MIRRORS REMARK 200 OPTICS : MIRRORS (OSMIC) REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8029 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.13600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1SNC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20-35% MPD, 10% GLYCEROL, 5% DMSO, REMARK 280 10.5 MM POTASSIUM PHOSPHATE IN THE PRESENCE OF CA2+ AND PDTP, PH REMARK 280 6.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277.0K 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 28.81500 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 465 THR A 2 REMARK 465 SER A 3 REMARK 465 THR A 4 REMARK 465 LYS A 5 REMARK 465 GLU A 142 REMARK 465 ASP A 143 REMARK 465 ASN A 144 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 LYS A 6 CG CD CE NZ 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 16 143.81 -174.93 REMARK 500 ILE A 18 -68.42 -99.68 REMARK 500 TYR A 54 -4.08 77.17 REMARK 500 ASN A 138 -101.97 42.55 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 CA A 301 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 21 OD2 REMARK 620 2 ASP A 40 OD1 84.1 REMARK 620 3 THR A 41 O 88.0 83.1 REMARK 620 4 HOH A 235 O 76.6 136.3 134.0 REMARK 620 5 HOH A 236 O 81.8 145.5 65.1 69.8 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE THP A 300 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1TQO RELATED DB: PDB REMARK 900 CRYOGENIC CRYSTAL STRUCTURE OF THE SAME PROTEIN WITH DIFFERENT REMARK 900 IONIZABLE GROUP (I92E MUTANT) IN THE PROTEIN INTERIOR REMARK 900 RELATED ID: 1TR5 RELATED DB: PDB REMARK 900 ROOM-TEMPERATURE STRUCTURE OF THE SAME PROTEIN WITH THE MUTATION REMARK 900 I92E REMARK 900 RELATED ID: 1TT2 RELATED DB: PDB REMARK 900 CRYOGENIC CRYSTAL STRUCTURE OF THE SAME PROTEIN WITH DIFFERENT REMARK 900 IONIZABLE GROUP (I92K MUTANT) IN THE PROTEIN INTERIOR REMARK 900 RELATED ID: 2OF1 RELATED DB: PDB DBREF 2OEO A 1 144 UNP P00644 NUC_STAAU 80 223 SEQADV 2OEO A UNP P00644 THR 123 DELETION SEQADV 2OEO A UNP P00644 LYS 124 DELETION SEQADV 2OEO A UNP P00644 HIS 125 DELETION SEQADV 2OEO A UNP P00644 PRO 126 DELETION SEQADV 2OEO A UNP P00644 LYS 127 DELETION SEQADV 2OEO A UNP P00644 LYS 128 DELETION SEQADV 2OEO PHE A 50 UNP P00644 GLY 129 SEE REMARK 999 SEQADV 2OEO ASN A 51 UNP P00644 VAL 130 SEE REMARK 999 SEQADV 2OEO ALA A 64 UNP P00644 LYS 143 SEE REMARK 999 SEQADV 2OEO ASP A 83 UNP P00644 ILE 171 SEE REMARK 999 SEQADV 2OEO ALA A 90 UNP P00644 LYS 176 SEE REMARK 999 SEQADV 2OEO GLU A 101 UNP P00644 LYS 180 SEE REMARK 999 SEQADV 2OEO ALA A 110 UNP P00644 LYS 189 SEE REMARK 999 SEQADV 2OEO SER A 116 UNP P00644 LYS 195 SEE REMARK 999 SEQADV 2OEO GLY A 117 UNP P00644 PRO 196 SEE REMARK 999 SEQADV 2OEO ALA A 127 UNP P00644 LYS 206 SEE REMARK 999 SEQADV 2OEO ALA A 128 UNP P00644 SER 207 SEE REMARK 999 SEQRES 1 A 138 ALA THR SER THR LYS LYS LEU HIS LYS GLU PRO ALA THR SEQRES 2 A 138 LEU ILE LYS ALA ILE ASP GLY ASP THR VAL LYS LEU MET SEQRES 3 A 138 TYR LYS GLY GLN PRO MET THR PHE ARG LEU LEU LEU VAL SEQRES 4 A 138 ASP THR PRO GLU PHE ASN GLU LYS TYR GLY PRO GLU ALA SEQRES 5 A 138 SER ALA PHE THR LYS ALA MET VAL GLU ASN ALA LYS LYS SEQRES 6 A 138 ILE GLU VAL GLU PHE ASP LYS GLY GLN ARG THR ASP LYS SEQRES 7 A 138 TYR GLY ARG GLY LEU ALA TYR ASP TYR ALA ASP GLY ALA SEQRES 8 A 138 MET VAL ASN GLU ALA LEU VAL ARG GLN GLY LEU ALA ALA SEQRES 9 A 138 VAL ALA TYR VAL TYR SER GLY ASN ASN THR HIS GLU GLN SEQRES 10 A 138 LEU LEU ARG ALA ALA GLU ALA GLN ALA LYS LYS GLU LYS SEQRES 11 A 138 LEU ASN ILE TRP SER GLU ASP ASN HET CA A 301 1 HET THP A 300 25 HETNAM CA CALCIUM ION HETNAM THP THYMIDINE-3',5'-DIPHOSPHATE FORMUL 2 CA CA 2+ FORMUL 3 THP C10 H16 N2 O11 P2 FORMUL 4 HOH *59(H2 O) HELIX 1 1 TYR A 54 ASN A 68 1 15 HELIX 2 2 VAL A 99 GLN A 106 1 8 HELIX 3 3 TYR A 115 ASN A 119 5 5 HELIX 4 4 HIS A 121 GLU A 135 1 15 HELIX 5 5 LEU A 137 SER A 141 5 5 SHEET 1 A 7 ALA A 97 MET A 98 0 SHEET 2 A 7 GLY A 88 ALA A 94 -1 N ALA A 94 O ALA A 97 SHEET 3 A 7 ILE A 72 PHE A 76 -1 N GLU A 75 O TYR A 91 SHEET 4 A 7 GLU A 10 ALA A 17 -1 N GLU A 10 O VAL A 74 SHEET 5 A 7 THR A 22 TYR A 27 -1 O MET A 26 N THR A 13 SHEET 6 A 7 GLN A 30 LEU A 36 -1 O PHE A 34 N VAL A 23 SHEET 7 A 7 GLY A 88 ALA A 94 1 O GLY A 88 N ARG A 35 SHEET 1 B 2 VAL A 39 ASP A 40 0 SHEET 2 B 2 ALA A 110 VAL A 111 -1 O ALA A 110 N ASP A 40 LINK OD2 ASP A 21 CA CA A 301 1555 1555 2.78 LINK OD1 ASP A 40 CA CA A 301 1555 1555 2.64 LINK O THR A 41 CA CA A 301 1555 1555 2.67 LINK O HOH A 235 CA CA A 301 1555 1555 2.93 LINK O HOH A 236 CA CA A 301 1555 1555 2.88 SITE 1 AC1 5 ASP A 21 ASP A 40 THR A 41 HOH A 235 SITE 2 AC1 5 HOH A 236 SITE 1 AC2 17 ARG A 35 LEU A 36 LEU A 37 ASP A 40 SITE 2 AC2 17 ASP A 83 LYS A 84 TYR A 85 ARG A 87 SITE 3 AC2 17 LEU A 89 TYR A 113 TYR A 115 HOH A 208 SITE 4 AC2 17 HOH A 210 HOH A 212 HOH A 235 HOH A 239 SITE 5 AC2 17 HOH A 241 CRYST1 30.452 57.630 34.618 90.00 99.74 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 0.032839 0.000000 0.005637 0.00000 SCALE2 0.000000 0.017352 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029309 0.00000