HEADER HYDROLASE/HYDROLASE INHIBITOR 16-OCT-14 4WOR TITLE STAPHYLOCOCCAL NUCLEASE IN COMPLEX WITH CA2+ AND THYMIDINE-3'-5'- TITLE 2 DIPHOSPHATE (PDTP) AT ROOM TEMPERATURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: THERMONUCLEASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TNASE,MICROCOCCAL NUCLEASE,STAPHYLOCOCCAL NUCLEASE; COMPND 5 EC: 3.1.31.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280; SOURCE 4 GENE: NUC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PFOG405 KEYWDS HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.E.WALL,S.E.EALICK,S.M.GRUNER REVDAT 4 27-SEP-23 4WOR 1 REMARK LINK REVDAT 3 04-DEC-19 4WOR 1 REMARK REVDAT 2 20-SEP-17 4WOR 1 SOURCE REMARK ATOM REVDAT 1 29-OCT-14 4WOR 0 JRNL AUTH M.E.WALL,S.E.EALICK,S.M.GRUNER JRNL TITL THREE-DIMENSIONAL DIFFUSE X-RAY SCATTERING FROM CRYSTALS OF JRNL TITL 2 STAPHYLOCOCCAL NUCLEASE. JRNL REF PROC. NATL. ACAD. SCI. 6180 1997 JRNL REF 2 U.S.A. JRNL REFN ISSN 0027-8424 JRNL PMID 9177191 JRNL DOI 10.1073/PNAS.94.12.6180 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_1779) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.25 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.4 REMARK 3 NUMBER OF REFLECTIONS : 36626 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.204 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 1880 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 24.2522 - 3.7486 0.97 2721 137 0.1662 0.1764 REMARK 3 2 3.7486 - 2.9771 0.98 2753 154 0.1581 0.1592 REMARK 3 3 2.9771 - 2.6013 0.98 2738 148 0.1743 0.2027 REMARK 3 4 2.6013 - 2.3636 0.97 2718 140 0.1745 0.2254 REMARK 3 5 2.3636 - 2.1943 0.97 2771 112 0.1715 0.2223 REMARK 3 6 2.1943 - 2.0650 0.97 2762 130 0.1723 0.1728 REMARK 3 7 2.0650 - 1.9617 0.96 2676 132 0.1866 0.2859 REMARK 3 8 1.9617 - 1.8763 0.96 2633 178 0.2008 0.2393 REMARK 3 9 1.8763 - 1.8041 0.94 2615 162 0.2225 0.2410 REMARK 3 10 1.8041 - 1.7419 0.93 2621 156 0.2308 0.2576 REMARK 3 11 1.7419 - 1.6874 0.93 2632 160 0.2534 0.2956 REMARK 3 12 1.6874 - 1.6392 0.90 2500 148 0.2842 0.2895 REMARK 3 13 1.6392 - 1.5961 0.93 2606 123 0.3246 0.3625 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.190 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.470 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.017 1085 REMARK 3 ANGLE : 1.284 1466 REMARK 3 CHIRALITY : 0.053 160 REMARK 3 PLANARITY : 0.006 186 REMARK 3 DIHEDRAL : 13.220 400 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4WOR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-OCT-14. REMARK 100 THE DEPOSITION ID IS D_1000204016. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-95 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 8.15 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CHESS REMARK 200 BEAMLINE : A1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.908 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : PRINCETON 2K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19093 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.596 REMARK 200 RESOLUTION RANGE LOW (A) : 24.250 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.07585 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.2200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.65 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.1 REMARK 200 DATA REDUNDANCY IN SHELL : 1.90 REMARK 200 R MERGE FOR SHELL (I) : 0.53680 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.550 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: PDB ENTRY 1SNC REMARK 200 REMARK 200 REMARK: 2.0 MM X 0.4 MM X 0.4 MM ROD REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2-METHYL-2,4-PENTANEDIOL (MPD), REMARK 280 POTASSIUM PHOSPHATE, THYMIDINE-3',5'-DIPHOSPHATE (PDTP), CA2+, REMARK 280 PH 8.15, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.71500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 15.85750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 47.57250 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 TOTAL BURIED SURFACE AREA: 810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 7060 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 KCAL/MOL 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 465 ALA A 145 REMARK 465 ASP A 146 REMARK 465 SER A 147 REMARK 465 GLY A 148 REMARK 465 GLN A 149 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 470 HIS A 8 CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 28 CD CE NZ REMARK 470 GLN A 30 CG CD OE1 NE2 REMARK 470 LYS A 45 CB CG CD CE NZ REMARK 470 HIS A 46 CB CG ND1 CD2 CE1 NE2 REMARK 470 LYS A 48 CB CG CD CE NZ REMARK 470 LYS A 49 CG CD CE NZ REMARK 470 LYS A 53 CG CD CE NZ REMARK 470 LYS A 64 CD CE NZ REMARK 470 LYS A 110 CE NZ REMARK 470 LYS A 116 CD CE NZ REMARK 470 LYS A 133 CD CE NZ REMARK 470 LYS A 134 CD CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HE ARG A 81 O HOH A 301 1.54 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 ILE A 15 -60.09 -102.19 REMARK 500 ASP A 19 -155.61 -153.44 REMARK 500 TYR A 54 -0.36 76.27 REMARK 500 ASN A 119 29.86 -144.32 REMARK 500 ASN A 138 -102.75 51.76 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 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 21 OD1 REMARK 620 2 ASP A 40 OD1 91.2 REMARK 620 3 THR A 41 O 93.7 79.8 REMARK 620 4 THP A 202 O6P 99.1 75.3 152.1 REMARK 620 5 HOH A 303 O 79.6 140.9 138.2 69.0 REMARK 620 6 HOH A 311 O 80.5 147.9 70.0 136.5 68.2 REMARK 620 N 1 2 3 4 5 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue THP A 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SNC RELATED DB: PDB REMARK 900 1SNC CONTAINS THE SAME PROTEIN COMPLEX. IT WAS USED TO OBTAIN MODEL REMARK 900 PHASES BY MOLECULAR REPLACEMENT. DBREF 4WOR A 1 149 UNP P00644 NUC_STAAU 83 231 SEQRES 1 A 149 ALA THR SER THR LYS LYS LEU HIS LYS GLU PRO ALA THR SEQRES 2 A 149 LEU ILE LYS ALA ILE ASP GLY ASP THR VAL LYS LEU MET SEQRES 3 A 149 TYR LYS GLY GLN PRO MET THR PHE ARG LEU LEU LEU VAL SEQRES 4 A 149 ASP THR PRO GLU THR LYS HIS PRO LYS LYS GLY VAL GLU SEQRES 5 A 149 LYS TYR GLY PRO GLU ALA SER ALA PHE THR LYS LYS MET SEQRES 6 A 149 VAL GLU ASN ALA LYS LYS ILE GLU VAL GLU PHE ASP LYS SEQRES 7 A 149 GLY GLN ARG THR ASP LYS TYR GLY ARG GLY LEU ALA TYR SEQRES 8 A 149 ILE TYR ALA ASP GLY LYS MET VAL ASN GLU ALA LEU VAL SEQRES 9 A 149 ARG GLN GLY LEU ALA LYS VAL ALA TYR VAL TYR LYS PRO SEQRES 10 A 149 ASN ASN THR HIS GLU GLN HIS LEU ARG LYS SER GLU ALA SEQRES 11 A 149 GLN ALA LYS LYS GLU LYS LEU ASN ILE TRP SER GLU ASP SEQRES 12 A 149 ASN ALA ASP SER GLY GLN HET CA A 201 1 HET THP A 202 33 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 *79(H2 O) HELIX 1 AA1 TYR A 54 ASN A 68 1 15 HELIX 2 AA2 VAL A 99 GLN A 106 1 8 HELIX 3 AA3 HIS A 121 GLU A 135 1 15 HELIX 4 AA4 LEU A 137 SER A 141 5 5 SHEET 1 AA1 7 LYS A 97 MET A 98 0 SHEET 2 AA1 7 GLY A 88 ALA A 94 -1 N ALA A 94 O LYS A 97 SHEET 3 AA1 7 ILE A 72 PHE A 76 -1 N GLU A 73 O TYR A 93 SHEET 4 AA1 7 LYS A 9 ASP A 19 -1 N GLU A 10 O VAL A 74 SHEET 5 AA1 7 THR A 22 TYR A 27 -1 O LYS A 24 N LYS A 16 SHEET 6 AA1 7 GLN A 30 LEU A 36 -1 O PHE A 34 N VAL A 23 SHEET 7 AA1 7 GLY A 88 ALA A 94 1 O GLY A 88 N ARG A 35 SHEET 1 AA2 2 VAL A 39 ASP A 40 0 SHEET 2 AA2 2 LYS A 110 VAL A 111 -1 O LYS A 110 N ASP A 40 LINK OD1 ASP A 21 CA CA A 201 1555 1555 2.52 LINK OD1 ASP A 40 CA CA A 201 1555 1555 2.47 LINK O THR A 41 CA CA A 201 1555 1555 2.79 LINK CA CA A 201 O6P THP A 202 1555 1555 2.99 LINK CA CA A 201 O HOH A 303 1555 4554 2.88 LINK CA CA A 201 O HOH A 311 1555 1555 2.98 CISPEP 1 LYS A 116 PRO A 117 0 3.13 SITE 1 AC1 6 ASP A 21 ASP A 40 THR A 41 THP A 202 SITE 2 AC1 6 HOH A 303 HOH A 311 SITE 1 AC2 17 ARG A 35 ASP A 40 LYS A 71 LYS A 84 SITE 2 AC2 17 TYR A 85 ARG A 87 LEU A 89 TYR A 113 SITE 3 AC2 17 TYR A 115 CA A 201 HOH A 303 HOH A 306 SITE 4 AC2 17 HOH A 310 HOH A 334 HOH A 338 HOH A 346 SITE 5 AC2 17 HOH A 350 CRYST1 48.499 48.499 63.430 90.00 90.00 90.00 P 41 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 0.020619 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020619 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015765 0.00000