HEADER HYDROLASE 01-MAY-10 3MU1 TITLE COMPARISON OF THE CHARACTER AND THE SPEED OF X-RAY-INDUCED STRUCTURAL TITLE 2 CHANGES OF PORCINE PANCREATIC ELASTASE AT TWO TEMPERATURES, 100 AND TITLE 3 15K. THE DATA SET WAS COLLECTED FROM REGION A OF THE CRYSTAL. FIFTH TITLE 4 STEP OF RADIATION DAMAGE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHYMOTRYPSIN-LIKE ELASTASE FAMILY MEMBER 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ELASTASE-1; COMPND 5 EC: 3.4.21.36 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIGS,SWINE,WILD BOAR; SOURCE 4 ORGANISM_TAXID: 9823 KEYWDS RADIATION DAMAGE, DISULFIDE BRIDGE, ATOMIC RESOLUTION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR T.PETROVA,S.GINELL,A.MITSCHLER,A.COUSIDO-SIAH,I.HAZEMANN,A.PODJARNY, AUTHOR 2 A.JOACHIMIAK REVDAT 3 06-SEP-23 3MU1 1 REMARK SEQADV LINK REVDAT 2 27-OCT-10 3MU1 1 JRNL REVDAT 1 12-MAY-10 3MU1 0 JRNL AUTH T.PETROVA,S.GINELL,A.MITSCHLER,Y.KIM,V.Y.LUNIN,G.JOACHIMIAK, JRNL AUTH 2 A.COUSIDO-SIAH,I.HAZEMANN,A.PODJARNY,K.LAZARSKI,A.JOACHIMIAK JRNL TITL X-RAY-INDUCED DETERIORATION OF DISULFIDE BRIDGES AT ATOMIC JRNL TITL 2 RESOLUTION. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 66 1075 2010 JRNL REFN ISSN 0907-4449 JRNL PMID 20944241 JRNL DOI 10.1107/S0907444910033986 REMARK 2 REMARK 2 RESOLUTION. 1.74 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) 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) : 1.74 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.77 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.170 REMARK 3 COMPLETENESS FOR RANGE (%) : 94.1 REMARK 3 NUMBER OF REFLECTIONS : 21563 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.142 REMARK 3 R VALUE (WORKING SET) : 0.138 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.140 REMARK 3 FREE R VALUE TEST SET COUNT : 1109 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 18.7740 - 3.4650 1.00 2870 146 0.1553 0.1975 REMARK 3 2 3.4650 - 2.7531 1.00 2743 128 0.1155 0.1825 REMARK 3 3 2.7531 - 2.4059 0.98 2653 140 0.1215 0.2110 REMARK 3 4 2.4059 - 2.1863 0.97 2602 146 0.1140 0.1956 REMARK 3 5 2.1863 - 2.0298 0.98 2632 152 0.1183 0.1806 REMARK 3 6 2.0298 - 1.9102 0.96 2534 157 0.1294 0.2092 REMARK 3 7 1.9102 - 1.8146 0.94 2518 143 0.1484 0.2463 REMARK 3 8 1.8146 - 1.7400 0.71 1902 97 0.1779 0.2598 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 : 0.40 REMARK 3 B_SOL : 126.4 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.230 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.22 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.02 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.91190 REMARK 3 B22 (A**2) : -2.20950 REMARK 3 B33 (A**2) : 0.29760 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 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 : 0.014 3849 REMARK 3 ANGLE : 1.234 6818 REMARK 3 CHIRALITY : 0.113 322 REMARK 3 PLANARITY : 0.007 652 REMARK 3 DIHEDRAL : 16.590 990 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 3MU1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-10. REMARK 100 THE DEPOSITION ID IS D_1000058993. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAR-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97895 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 UTILIZING A SI-111 AND SAGITAL REMARK 200 HORIZONTAL FOCUSING REMARK 200 OPTICS : 1.02-M FLAT MIRROR MADE OF REMARK 200 ZERODUR PROVIDING VERTICAL REMARK 200 FOCUSING AND REJECTION OF REMARK 200 HARMONIC CONTAMINATION REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22233 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.740 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.02700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.5200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.74 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.37500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.540 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 1GVK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: THE INITIAL CONCENTRATION OF THE REMARK 280 PROTEIN WAS 20 MG/ML IN 10% GLYCEROL SOLUTION. THE RESERVOIR REMARK 280 CONTAINED A 250 MM NA2SO4. FOR CRYO-PROTECTION, IT WAS REMARK 280 SUPPLEMENTED WITH 25% GLYCEROL, PH 7.5, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 291K 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 25.11950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.00600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.93400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.00600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.11950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.93400 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 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 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 HIS A 71 -49.13 -130.51 REMARK 500 ASP A 98 56.22 -154.20 REMARK 500 ASP A 98 75.81 -164.64 REMARK 500 ASN A 115 -169.73 -162.56 REMARK 500 TYR A 171 -112.32 -102.07 REMARK 500 SER A 214 -57.01 -121.60 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 NA A 280 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE2 REMARK 620 2 ASN A 72 O 81.1 REMARK 620 3 GLN A 75 O 168.5 89.5 REMARK 620 4 ASN A 77 OD1 68.6 86.9 104.4 REMARK 620 5 GLU A 80 OE2 96.1 174.3 92.6 87.4 REMARK 620 6 HOH A 344 O 87.8 103.4 101.0 152.7 81.4 REMARK 620 7 HOH A 518 O 119.8 89.9 66.5 170.4 95.8 36.9 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 280 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 290 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 295 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GVK RELATED DB: PDB REMARK 900 PORCINE PANCREATIC ELASTASE ACYL ENZYME AT 0.95 A RESOLUTION REMARK 900 RELATED ID: 3MT4 RELATED DB: PDB REMARK 900 COMPARISON OF THE CHARACTER AND THE SPEED OF X-RAY-INDUCED REMARK 900 STRUCTURAL CHANGES OF PORCINE PANCREATIC ELASTASE AT TWO REMARK 900 TEMPERATURES, 100 AND 15K. THE DATA SET WAS COLLECTED FROM REGION A REMARK 900 OF THE CRYSTAL. FIRST STEP OF RADIATION DAMAGE REMARK 900 RELATED ID: 3MU0 RELATED DB: PDB REMARK 900 COMPARISON OF THE CHARACTER AND THE SPEED OF X-RAY-INDUCED REMARK 900 STRUCTURAL CHANGES OF PORCINE PANCREATIC ELASTASE AT TWO REMARK 900 TEMPERATURES, 100 AND 15K. THE DATA SET WAS COLLECTED FROM REGION A REMARK 900 OF THE CRYSTAL. THIRD STEP OF RADIATION DAMAGE REMARK 900 RELATED ID: 3MU4 RELATED DB: PDB REMARK 900 RELATED ID: 3MU5 RELATED DB: PDB REMARK 900 RELATED ID: 3MU8 RELATED DB: PDB DBREF 3MU1 A 16 245 UNP P00772 CELA1_PIG 27 266 SEQADV 3MU1 ASN A 77 UNP P00772 ASP 92 CONFLICT SEQRES 1 A 240 VAL VAL GLY GLY THR GLU ALA GLN ARG ASN SER TRP PRO SEQRES 2 A 240 SER GLN ILE SER LEU GLN TYR ARG SER GLY SER SER TRP SEQRES 3 A 240 ALA HIS THR CYS GLY GLY THR LEU ILE ARG GLN ASN TRP SEQRES 4 A 240 VAL MET THR ALA ALA HIS CYS VAL ASP ARG GLU LEU THR SEQRES 5 A 240 PHE ARG VAL VAL VAL GLY GLU HIS ASN LEU ASN GLN ASN SEQRES 6 A 240 ASN GLY THR GLU GLN TYR VAL GLY VAL GLN LYS ILE VAL SEQRES 7 A 240 VAL HIS PRO TYR TRP ASN THR ASP ASP VAL ALA ALA GLY SEQRES 8 A 240 TYR ASP ILE ALA LEU LEU ARG LEU ALA GLN SER VAL THR SEQRES 9 A 240 LEU ASN SER TYR VAL GLN LEU GLY VAL LEU PRO ARG ALA SEQRES 10 A 240 GLY THR ILE LEU ALA ASN ASN SER PRO CYS TYR ILE THR SEQRES 11 A 240 GLY TRP GLY LEU THR ARG THR ASN GLY GLN LEU ALA GLN SEQRES 12 A 240 THR LEU GLN GLN ALA TYR LEU PRO THR VAL ASP TYR ALA SEQRES 13 A 240 ILE CYS SER SER SER SER TYR TRP GLY SER THR VAL LYS SEQRES 14 A 240 ASN SER MET VAL CYS ALA GLY GLY ASP GLY VAL ARG SER SEQRES 15 A 240 GLY CYS GLN GLY ASP SER GLY GLY PRO LEU HIS CYS LEU SEQRES 16 A 240 VAL ASN GLY GLN TYR ALA VAL HIS GLY VAL THR SER PHE SEQRES 17 A 240 VAL SER ARG LEU GLY CYS ASN VAL THR ARG LYS PRO THR SEQRES 18 A 240 VAL PHE THR ARG VAL SER ALA TYR ILE SER TRP ILE ASN SEQRES 19 A 240 ASN VAL ILE ALA SER ASN HET NA A 280 1 HET SO4 A 290 5 HET SO4 A 295 5 HETNAM NA SODIUM ION HETNAM SO4 SULFATE ION FORMUL 2 NA NA 1+ FORMUL 3 SO4 2(O4 S 2-) FORMUL 5 HOH *479(H2 O) HELIX 1 1 ALA A 55 ASP A 60 5 6 HELIX 2 2 ASP A 98 GLY A 100 5 5 HELIX 3 3 ASP A 164 SER A 169 1 6 HELIX 4 4 TRP A 172 VAL A 176 5 5 HELIX 5 5 TYR A 234 SER A 244 1 11 SHEET 1 A 8 THR A 20 GLU A 21 0 SHEET 2 A 8 GLN A 156 TYR A 159 -1 O GLN A 157 N THR A 20 SHEET 3 A 8 CYS A 136 GLY A 140 -1 N ILE A 138 O ALA A 158 SHEET 4 A 8 PRO A 198 VAL A 203 -1 O HIS A 200 N TYR A 137 SHEET 5 A 8 GLN A 206 PHE A 215 -1 O ALA A 208 N CYS A 201 SHEET 6 A 8 THR A 226 ARG A 230 -1 O THR A 229 N VAL A 212 SHEET 7 A 8 MET A 180 ALA A 183 -1 N VAL A 181 O PHE A 228 SHEET 8 A 8 THR A 162 VAL A 163 -1 N VAL A 163 O CYS A 182 SHEET 1 B 7 GLN A 30 SER A 36A 0 SHEET 2 B 7 SER A 37 ARG A 48 -1 O SER A 37 N SER A 36A SHEET 3 B 7 TRP A 51 THR A 54 -1 O MET A 53 N THR A 45 SHEET 4 B 7 ALA A 104 LEU A 108 -1 O LEU A 106 N VAL A 52 SHEET 5 B 7 GLN A 81 VAL A 90 -1 N VAL A 89 O LEU A 105 SHEET 6 B 7 PHE A 65 VAL A 68 -1 N VAL A 66 O VAL A 83 SHEET 7 B 7 GLN A 30 SER A 36A-1 N GLN A 34 O ARG A 65A LINK OE2 GLU A 70 NA NA A 280 1555 1555 2.38 LINK O ASN A 72 NA NA A 280 1555 1555 2.31 LINK O GLN A 75 NA NA A 280 1555 1555 2.23 LINK OD1 ASN A 77 NA NA A 280 1555 1555 2.45 LINK OE2 GLU A 80 NA NA A 280 1555 1555 2.44 LINK NA NA A 280 O AHOH A 344 1555 1555 2.79 LINK NA NA A 280 O BHOH A 518 1555 1555 2.92 SITE 1 AC1 7 GLU A 70 ASN A 72 GLN A 75 ASN A 77 SITE 2 AC1 7 GLU A 80 HOH A 344 HOH A 518 SITE 1 AC2 8 GLY A 127 ARG A 145 ARG A 230 SER A 232 SITE 2 AC2 8 ALA A 233 HOH A 488 HOH A 554 HOH A 589 SITE 1 AC3 11 HIS A 57 GLN A 192 GLY A 193 SER A 195 SITE 2 AC3 11 HOH A 248 HOH A 303 HOH A 427 HOH A 558 SITE 3 AC3 11 HOH A 643 HOH A 653 HOH A 688 CRYST1 50.239 57.868 74.012 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 0.019905 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017281 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013511 0.00000