HEADER IMMUNE SYSTEM 04-MAR-04 1SK4 TITLE CRYSTAL STRUCTURE OF THE C-TERMINAL PEPTIDOGLYCAN-BINDING DOMAIN OF TITLE 2 HUMAN PEPTIDOGLYCAN RECOGNITION PROTEIN IALPHA COMPND MOL_ID: 1; COMPND 2 MOLECULE: PEPTIDOGLYCAN RECOGNITION PROTEIN I-ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PEPTIDOGLYCAN RECOGNITION PROTEIN INTERMEDIATE ALPHA, PGRP- COMPND 5 I-ALPHA, PGLYRPIALPHA; 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: PGRPIA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PT7-7 KEYWDS ALPHA/BETA MIX, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR R.GUAN,E.L.MALCHIODI,W.QIAN,P.SCHUCK,R.A.MARIUZZA REVDAT 5 15-NOV-23 1SK4 1 REMARK REVDAT 4 23-AUG-23 1SK4 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1SK4 1 VERSN REVDAT 2 24-FEB-09 1SK4 1 VERSN REVDAT 1 13-JUL-04 1SK4 0 JRNL AUTH R.GUAN,E.L.MALCHIODI,W.QIAN,P.SCHUCK,R.A.MARIUZZA JRNL TITL CRYSTAL STRUCTURE OF THE C-TERMINAL PEPTIDOGLYCAN-BINDING JRNL TITL 2 DOMAIN OF HUMAN PEPTIDOGLYCAN RECOGNITION PROTEIN IALPHA JRNL REF J.BIOL.CHEM. V. 279 31873 2004 JRNL REFN ISSN 0021-9258 JRNL PMID 15140887 JRNL DOI 10.1074/JBC.M404920200 REMARK 2 REMARK 2 RESOLUTION. 1.65 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1237895.300 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 18900 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 : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT : 753 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.75 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2934 REMARK 3 BIN R VALUE (WORKING SET) : 0.2360 REMARK 3 BIN FREE R VALUE : 0.2650 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 138 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.023 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1274 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 137 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.46000 REMARK 3 B22 (A**2) : -2.46000 REMARK 3 B33 (A**2) : 4.92000 REMARK 3 B12 (A**2) : -0.84000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.13 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.14 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 40.92 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_OCYS_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN_OCYS.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SK4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000021780. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X26C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18925 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.71 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.50000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: 1OHT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM POTASSIUM TARTRATE, ZINC REMARK 280 CHLORIDE, TRITOX X-100, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 42.66400 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 21.33200 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 21.33200 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 42.66400 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: PQS 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4220 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14180 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -56.0 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 -0.500000 -0.866025 0.000000 96.69600 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 55.82746 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 42.66400 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 55 LIES ON A SPECIAL POSITION. 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 263 52.76 -147.03 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 342 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 36 O REMARK 620 2 SER A 317 O 108.1 REMARK 620 3 VAL A 319 O 87.6 89.8 REMARK 620 4 ILE A 322 O 145.1 106.7 95.3 REMARK 620 5 SER A 324 OG 86.5 91.0 174.0 90.1 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 342 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OHT RELATED DB: PDB REMARK 900 PEPTIDOGLYCAN RECOGNITION PROTEIN-LB REMARK 900 RELATED ID: 1SK3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE C-TERMINAL PEPTIDOGLYCAN-BINDING DOMAIN OF REMARK 900 HUMAN PEPTIDOGLYCAN RECOGNITION PROTEIN IALPHA DBREF 1SK4 A 179 341 UNP Q96LB9 PGRP3_HUMAN 179 341 SEQADV 1SK4 CSO A 300 UNP Q96LB9 CYS 300 MODIFIED RESIDUE SEQRES 1 A 163 PRO ASN ILE ILE LYS ARG SER ALA TRP GLU ALA ARG GLU SEQRES 2 A 163 THR HIS CYS PRO LYS MET ASN LEU PRO ALA LYS TYR VAL SEQRES 3 A 163 ILE ILE ILE HIS THR ALA GLY THR SER CYS THR VAL SER SEQRES 4 A 163 THR ASP CYS GLN THR VAL VAL ARG ASN ILE GLN SER PHE SEQRES 5 A 163 HIS MET ASP THR ARG ASN PHE CYS ASP ILE GLY TYR HIS SEQRES 6 A 163 PHE LEU VAL GLY GLN ASP GLY GLY VAL TYR GLU GLY VAL SEQRES 7 A 163 GLY TRP HIS ILE GLN GLY SER HIS THR TYR GLY PHE ASN SEQRES 8 A 163 ASP ILE ALA LEU GLY ILE ALA PHE ILE GLY TYR PHE VAL SEQRES 9 A 163 GLU LYS PRO PRO ASN ALA ALA ALA LEU GLU ALA ALA GLN SEQRES 10 A 163 ASP LEU ILE GLN CSO ALA VAL VAL GLU GLY TYR LEU THR SEQRES 11 A 163 PRO ASN TYR LEU LEU MET GLY HIS SER ASP VAL VAL ASN SEQRES 12 A 163 ILE LEU SER PRO GLY GLN ALA LEU TYR ASN ILE ILE SER SEQRES 13 A 163 THR TRP PRO HIS PHE LYS HIS MODRES 1SK4 CSO A 300 CYS S-HYDROXYCYSTEINE HET CSO A 300 7 HET NA A 342 1 HETNAM CSO S-HYDROXYCYSTEINE HETNAM NA SODIUM ION FORMUL 1 CSO C3 H7 N O3 S FORMUL 2 NA NA 1+ FORMUL 3 HOH *137(H2 O) HELIX 1 1 LYS A 183 GLU A 188 5 6 HELIX 2 2 VAL A 216 THR A 234 1 19 HELIX 3 3 ASN A 287 GLU A 304 1 18 HELIX 4 4 SER A 317 VAL A 319 5 3 HELIX 5 5 GLN A 327 SER A 334 1 8 SHEET 1 A 5 VAL A 252 GLU A 254 0 SHEET 2 A 5 PHE A 244 VAL A 246 -1 N LEU A 245 O TYR A 253 SHEET 3 A 5 ALA A 272 PHE A 277 1 O ALA A 276 N PHE A 244 SHEET 4 A 5 ALA A 201 HIS A 208 1 N ILE A 207 O PHE A 277 SHEET 5 A 5 LEU A 307 GLY A 315 1 O MET A 314 N ILE A 206 SSBOND 1 CYS A 194 CYS A 238 1555 1555 2.03 SSBOND 2 CYS A 214 CYS A 220 1555 1555 2.03 LINK C GLN A 299 N CSO A 300 1555 1555 1.33 LINK C CSO A 300 N ALA A 301 1555 1555 1.33 LINK O HOH A 36 NA NA A 342 1555 1555 2.41 LINK O SER A 317 NA NA A 342 1555 1555 2.34 LINK O VAL A 319 NA NA A 342 1555 1555 2.43 LINK O ILE A 322 NA NA A 342 1555 1555 2.29 LINK OG SER A 324 NA NA A 342 1555 1555 2.35 CISPEP 1 LEU A 199 PRO A 200 0 -0.04 SITE 1 AC1 7 HOH A 36 SER A 317 ASP A 318 VAL A 319 SITE 2 AC1 7 ILE A 322 SER A 324 GLN A 327 CRYST1 64.464 64.464 63.996 90.00 90.00 120.00 P 32 2 1 6 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 0.015513 0.008956 0.000000 0.00000 SCALE2 0.000000 0.017912 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015626 0.00000