HEADER ANTIVIRAL PROTEIN 21-JAN-10 3LHC TITLE CRYSTAL STRUCTURE OF CYANOVIRIN-N SWAPPING DOMAIN B MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYANOVIRIN-N; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CV-N; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: NOSTOC ELLIPSOSPORUM; SOURCE 3 ORGANISM_TAXID: 45916; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET26B KEYWDS CYANOVIRIN-N, SUGAR BINDING PROTEIN, HIV-INACTIVATING, GP120, KEYWDS 2 ANTIVIRAL PROTEIN, PROTEIN SYNTHESIS INHIBITOR, LECTIN EXPDTA X-RAY DIFFRACTION AUTHOR E.MATEI,A.ZHENG,W.FUREY,J.ROSE,C.AIKEN,A.M.GRONENBORN REVDAT 4 06-SEP-23 3LHC 1 REMARK REVDAT 3 13-OCT-21 3LHC 1 REMARK SEQADV LINK REVDAT 2 05-MAY-10 3LHC 1 JRNL REVDAT 1 09-FEB-10 3LHC 0 JRNL AUTH E.MATEI,A.ZHENG,W.FUREY,J.ROSE,C.AIKEN,A.M.GRONENBORN JRNL TITL ANTI-HIV ACTIVITY OF DEFECTIVE CYANOVIRIN-N MUTANTS IS JRNL TITL 2 RESTORED BY DIMERIZATION. JRNL REF J.BIOL.CHEM. V. 285 13057 2010 JRNL REFN ISSN 0021-9258 JRNL PMID 20147291 JRNL DOI 10.1074/JBC.M109.094938 REMARK 2 REMARK 2 RESOLUTION. 1.34 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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) : 1.34 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.21 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1393553.820 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.9 REMARK 3 NUMBER OF REFLECTIONS : 21667 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) : 0.199 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2158 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.34 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.42 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3026 REMARK 3 BIN R VALUE (WORKING SET) : 0.3220 REMARK 3 BIN FREE R VALUE : 0.3140 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 350 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 742 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 17 REMARK 3 SOLVENT ATOMS : 120 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.88000 REMARK 3 B22 (A**2) : 0.88000 REMARK 3 B33 (A**2) : -1.76000 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.12 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) : 0.19 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.12 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 4.060 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) : 1.140 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.640 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.880 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.720 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 44.14 REMARK 3 REMARK 3 NCS MODEL : NONE 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_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : IONS.TOP OTHER REFINEMENT REMARKS: NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 3LHC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-FEB-10. REMARK 100 THE DEPOSITION ID IS D_1000057278. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JUL-08 REMARK 200 TEMPERATURE (KELVIN) : 93 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 FR-E SUPERBRIGHT REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : HF VARIMAX REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23076 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.340 REMARK 200 RESOLUTION RANGE LOW (A) : 36.210 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.34 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.60 REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 1.3.1 REMARK 200 STARTING MODEL: 2EZM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MILI MOLAR SODIUM PHOSPHATE, 50 REMARK 280 MILI MOLAR POTASSIUM PHOSPHATE, 20% POLYETHYLENE GLYCOL 8000, REMARK 280 0.01 % SODIUM AZIDE, PH 6.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 295 K 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 52.26000 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 26.13000 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 26.13000 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 52.26000 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: 7790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10570 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 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 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 52.26000 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 108 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 51 148.89 66.10 REMARK 500 HIS A 89 -9.08 -142.58 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 222 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 100 OE1 REMARK 620 2 GLU A 100 OE2 43.3 REMARK 620 N 1 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 221 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 223 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 224 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 225 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3EZM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF DOMAIN-SWAPPED CYANOVIRIN-N DIMER REMARK 900 RELATED ID: 1LOM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF A DOUBLE MUTANT OF CYANOVIRIN-N REMARK 900 RELATED ID: 2EZM RELATED DB: PDB REMARK 900 SOLUTION NMR STRUCTURE OF THE MONOMER CV-N DBREF 3LHC A 1 100 UNP P81180 CVN_NOSEL 1 101 SEQADV 3LHC ALA A 41 UNP P81180 GLU 41 ENGINEERED MUTATION SEQADV 3LHC ALA A 42 UNP P81180 ASN 42 ENGINEERED MUTATION SEQADV 3LHC A UNP P81180 GLN 50 DELETION SEQADV 3LHC ALA A 56 UNP P81180 THR 57 ENGINEERED MUTATION SEQADV 3LHC ALA A 75 UNP P81180 ARG 76 ENGINEERED MUTATION SEQADV 3LHC GLY A 77 UNP P81180 GLN 78 ENGINEERED MUTATION SEQRES 1 A 100 LEU GLY LYS PHE SER GLN THR CYS TYR ASN SER ALA ILE SEQRES 2 A 100 GLN GLY SER VAL LEU THR SER THR CYS GLU ARG THR ASN SEQRES 3 A 100 GLY GLY TYR ASN THR SER SER ILE ASP LEU ASN SER VAL SEQRES 4 A 100 ILE ALA ALA VAL ASP GLY SER LEU LYS TRP PRO SER ASN SEQRES 5 A 100 PHE ILE GLU ALA CYS ARG ASN THR GLN LEU ALA GLY SER SEQRES 6 A 100 SER GLU LEU ALA ALA GLU CYS LYS THR ALA ALA GLY GLN SEQRES 7 A 100 PHE VAL SER THR LYS ILE ASN LEU ASP ASP HIS ILE ALA SEQRES 8 A 100 ASN ILE ASP GLY THR LEU LYS TYR GLU HET NA A 221 1 HET NA A 222 1 HET PO4 A 223 5 HET PO4 A 224 5 HET PO4 A 225 5 HETNAM NA SODIUM ION HETNAM PO4 PHOSPHATE ION FORMUL 2 NA 2(NA 1+) FORMUL 4 PO4 3(O4 P 3-) FORMUL 7 HOH *120(H2 O) HELIX 1 1 LYS A 3 GLN A 6 5 4 HELIX 2 2 ASN A 52 GLU A 55 5 4 SHEET 1 A 3 CYS A 8 GLN A 14 0 SHEET 2 A 3 VAL A 17 GLU A 23 -1 O THR A 19 N ALA A 12 SHEET 3 A 3 TYR A 29 ASP A 35 -1 O ASN A 30 N CYS A 22 SHEET 1 B 2 ALA A 41 VAL A 43 0 SHEET 2 B 2 SER A 46 LYS A 48 -1 O SER A 46 N VAL A 43 SHEET 1 C 3 CYS A 57 ALA A 63 0 SHEET 2 C 3 GLU A 67 LYS A 73 -1 O GLU A 67 N ALA A 63 SHEET 3 C 3 PHE A 79 ASN A 85 -1 O ILE A 84 N LEU A 68 SHEET 1 D 2 ILE A 90 ILE A 93 0 SHEET 2 D 2 THR A 96 TYR A 99 -1 O LYS A 98 N ALA A 91 SSBOND 1 CYS A 8 CYS A 22 1555 1555 2.04 SSBOND 2 CYS A 57 CYS A 72 1555 1555 2.02 LINK OE1 GLU A 100 NA NA A 222 1555 1555 2.80 LINK OE2 GLU A 100 NA NA A 222 1555 1555 3.07 LINK O HOH A 111 NA NA A 221 1555 1555 2.92 SITE 1 AC1 5 GLU A 23 TYR A 29 ARG A 58 ASN A 59 SITE 2 AC1 5 HOH A 111 SITE 1 AC2 5 ALA A 70 SER A 81 THR A 82 GLU A 100 SITE 2 AC2 5 HOH A 130 SITE 1 AC3 6 LEU A 1 ASN A 59 GLN A 61 HOH A 155 SITE 2 AC3 6 HOH A 197 HOH A 215 SITE 1 AC4 6 GLN A 6 ASP A 35 ASN A 37 HOH A 184 SITE 2 AC4 6 HOH A 198 HOH A 199 SITE 1 AC5 8 TRP A 49 PRO A 50 SER A 51 GLU A 55 SITE 2 AC5 8 HIS A 89 TYR A 99 HOH A 139 HOH A 195 CRYST1 47.140 47.140 78.390 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 0.021213 0.012248 0.000000 0.00000 SCALE2 0.000000 0.024495 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012757 0.00000