HEADER ISOMERASE 21-FEB-11 3QST TITLE CRYSTAL STRUCTURE OF TRICHOMONAS VAGINALIS TRIOSEPHOSPHATE ISOMERASE TITLE 2 TVAG_096350 GENE (VAL-45 VARIANT) COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRIOSEPHOSPHATE ISOMERASE, PUTATIVE; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRICHOMONAS VAGINALIS; SOURCE 3 ORGANISM_TAXID: 5722; SOURCE 4 GENE: TVAG_096350; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 STAR ROSSETAII; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET19B KEYWDS TIM BARREL, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.LARA-GONZALEZ,H.SALGADO-LUGO,L.G.BRIEBA REVDAT 3 21-FEB-24 3QST 1 REMARK SEQADV LINK REVDAT 2 07-MAR-18 3QST 1 REMARK REVDAT 1 04-JUL-12 3QST 0 JRNL AUTH H.SALGADO-LUGO,S.LARA-GONZALEZ,L.G.BRIEBA JRNL TITL CRYSTAL STRUCTURE OF TRICHOMONAS VAGINALIS TRIOSEPHOSPHATE JRNL TITL 2 ISOMERASE TVAG_096350 GENE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.75 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7_650 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) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.80 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 28148 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.158 REMARK 3 FREE R VALUE : 0.186 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1408 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 24.8053 - 3.7663 1.00 2909 154 0.1623 0.1585 REMARK 3 2 3.7663 - 2.9910 1.00 2781 147 0.1615 0.1895 REMARK 3 3 2.9910 - 2.6134 0.99 2698 141 0.1568 0.1902 REMARK 3 4 2.6134 - 2.3747 0.99 2694 142 0.1602 0.1749 REMARK 3 5 2.3747 - 2.2046 0.98 2678 141 0.1465 0.1960 REMARK 3 6 2.2046 - 2.0747 0.97 2628 138 0.1505 0.1885 REMARK 3 7 2.0747 - 1.9708 0.97 2619 138 0.1478 0.1874 REMARK 3 8 1.9708 - 1.8851 0.97 2586 136 0.1363 0.2005 REMARK 3 9 1.8851 - 1.8125 0.96 2581 136 0.1604 0.2169 REMARK 3 10 1.8125 - 1.7500 0.95 2566 135 0.1976 0.2415 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 : 0.37 REMARK 3 B_SOL : 40.00 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.750 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 15.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.42 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.55340 REMARK 3 B22 (A**2) : -5.39620 REMARK 3 B33 (A**2) : -5.54500 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 : 0.008 1960 REMARK 3 ANGLE : 1.149 2662 REMARK 3 CHIRALITY : 0.081 300 REMARK 3 PLANARITY : 0.005 349 REMARK 3 DIHEDRAL : 12.258 707 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 3QST COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-FEB-11. REMARK 100 THE DEPOSITION ID IS D_1000064058. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-AUG-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 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 MICROMAX-002+ REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : D*TREK, SCALA 3.3.16 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28178 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 24.803 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 8.700 REMARK 200 R MERGE (I) : 0.03500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 43.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.9 REMARK 200 DATA REDUNDANCY IN SHELL : 8.80 REMARK 200 R MERGE FOR SHELL (I) : 0.10900 REMARK 200 R SYM FOR SHELL (I) : 0.10900 REMARK 200 FOR SHELL : 6.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 2.1.4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M CALCIUM ACETATE; 0.1 M SODIUM REMARK 280 CACODYLATE; 18% PEG 8000, PH 6.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 294.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 X,-Y,-Z REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 -X,-Y+1/2,Z+1/2 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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.11000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 52.70500 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.11000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 52.70500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3540 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -48.0 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 350 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 56.22000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 357 LIES ON A SPECIAL POSITION. 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 GLY A -2 REMARK 465 PRO A -1 REMARK 465 HIS A 0 REMARK 465 MET A 1 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 22 CG CD CE NZ REMARK 470 LYS A 102 CG CD CE NZ REMARK 470 LYS A 175 CG CD CE NZ REMARK 470 GLN A 180 CG CD OE1 NE2 REMARK 470 LYS A 252 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 11 -143.43 55.76 REMARK 500 ASN A 70 169.30 178.24 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 253 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 222 O REMARK 620 2 CYS A 224 O 94.3 REMARK 620 3 VAL A 227 O 111.8 94.7 REMARK 620 4 SER A 251 OG 82.2 154.9 109.7 REMARK 620 5 HOH A 322 O 150.6 91.4 96.3 80.5 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 NA A 253 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3QSR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF TRICHOMONAS VAGINALIS TRIOSEPHOSPHATE REMARK 900 ISOMERASE TVAG_497370 GENE DBREF 3QST A 1 252 UNP A2FT29 A2FT29_TRIVA 1 252 SEQADV 3QST GLY A -2 UNP A2FT29 EXPRESSION TAG SEQADV 3QST PRO A -1 UNP A2FT29 EXPRESSION TAG SEQADV 3QST HIS A 0 UNP A2FT29 EXPRESSION TAG SEQRES 1 A 255 GLY PRO HIS MET ARG THR PHE PHE VAL GLY GLY ASN TRP SEQRES 2 A 255 LYS ALA ASN PRO LYS THR VAL GLN GLU ALA GLU LYS LEU SEQRES 3 A 255 VAL GLU MET LEU ASN GLY ALA LYS VAL GLU GLY ASN VAL SEQRES 4 A 255 GLU VAL VAL VAL ALA ALA PRO PHE VAL PHE LEU PRO THR SEQRES 5 A 255 LEU GLN GLN LYS LEU ARG LYS ASP TRP LYS VAL SER ALA SEQRES 6 A 255 GLU ASN VAL PHE THR LYS PRO ASN GLY ALA PHE THR GLY SEQRES 7 A 255 GLU VAL THR VAL PRO MET ILE LYS SER PHE GLY ILE GLU SEQRES 8 A 255 TRP THR ILE LEU GLY HIS SER GLU ARG ARG ASP ILE LEU SEQRES 9 A 255 LYS GLU ASP ASP GLU PHE LEU ALA ALA LYS ALA LYS PHE SEQRES 10 A 255 ALA LEU GLU ASN GLY MET LYS ILE ILE TYR CYS CYS GLY SEQRES 11 A 255 GLU HIS LEU SER GLU ARG GLU ALA GLY LYS ALA SER GLU SEQRES 12 A 255 PHE VAL SER ALA GLN ILE GLU LYS MET ILE PRO ALA ILE SEQRES 13 A 255 PRO ALA GLY LYS TRP ASP ASP VAL VAL ILE ALA TYR GLU SEQRES 14 A 255 PRO ILE TRP ALA ILE GLY THR GLY LYS VAL ALA SER THR SEQRES 15 A 255 GLN ASP ALA GLN GLU MET CYS LYS VAL ILE ARG ASP ILE SEQRES 16 A 255 LEU ALA ALA LYS VAL GLY ALA ASP ILE ALA ASN LYS VAL SEQRES 17 A 255 ARG ILE LEU TYR GLY GLY SER VAL LYS PRO ASN ASN CYS SEQRES 18 A 255 ASN GLU LEU ALA ALA CYS PRO ASP VAL ASP GLY PHE LEU SEQRES 19 A 255 VAL GLY GLY ALA SER LEU GLU ALA GLY PHE ILE ASN ILE SEQRES 20 A 255 VAL ASN SER ASN VAL HIS SER LYS HET NA A 253 1 HETNAM NA SODIUM ION FORMUL 2 NA NA 1+ FORMUL 3 HOH *253(H2 O) HELIX 1 1 THR A 16 GLY A 29 1 14 HELIX 2 2 PRO A 43 VAL A 45 5 3 HELIX 3 3 PHE A 46 LEU A 54 1 9 HELIX 4 4 THR A 78 SER A 84 1 7 HELIX 5 5 HIS A 94 ILE A 100 1 7 HELIX 6 6 ASP A 104 ASN A 118 1 15 HELIX 7 7 HIS A 129 ALA A 135 1 7 HELIX 8 8 LYS A 137 ILE A 150 1 14 HELIX 9 9 PRO A 151 ILE A 153 5 3 HELIX 10 10 LYS A 157 ASP A 159 5 3 HELIX 11 11 PRO A 167 ILE A 171 5 5 HELIX 12 12 SER A 178 GLY A 198 1 21 HELIX 13 13 GLY A 198 VAL A 205 1 8 HELIX 14 14 ASN A 217 CYS A 224 1 8 HELIX 15 15 GLY A 233 ALA A 239 5 7 HELIX 16 16 GLY A 240 ASN A 246 1 7 HELIX 17 17 SER A 247 SER A 251 5 5 SHEET 1 A 9 PHE A 5 ASN A 9 0 SHEET 2 A 9 GLU A 37 ALA A 41 1 O ALA A 41 N GLY A 8 SHEET 3 A 9 LYS A 59 ALA A 62 1 O LYS A 59 N VAL A 40 SHEET 4 A 9 TRP A 89 LEU A 92 1 O TRP A 89 N ALA A 62 SHEET 5 A 9 LYS A 121 CYS A 126 1 O ILE A 123 N LEU A 92 SHEET 6 A 9 VAL A 161 TYR A 165 1 O VAL A 162 N TYR A 124 SHEET 7 A 9 ARG A 206 TYR A 209 1 O LEU A 208 N ILE A 163 SHEET 8 A 9 GLY A 229 VAL A 232 1 O GLY A 229 N TYR A 209 SHEET 9 A 9 PHE A 5 ASN A 9 1 N GLY A 7 O VAL A 232 LINK O ALA A 222 NA NA A 253 1555 1555 2.38 LINK O CYS A 224 NA NA A 253 1555 1555 2.35 LINK O VAL A 227 NA NA A 253 1555 1555 2.42 LINK OG SER A 251 NA NA A 253 1555 1555 2.49 LINK NA NA A 253 O HOH A 322 1555 1555 2.60 CISPEP 1 ASN A 13 PRO A 14 0 -8.49 SITE 1 AC1 5 ALA A 222 CYS A 224 VAL A 227 SER A 251 SITE 2 AC1 5 HOH A 322 CRYST1 46.810 56.220 105.410 90.00 90.00 90.00 P 2 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 0.021363 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017787 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009487 0.00000