HEADER HYDROLASE 19-SEP-08 3EKE TITLE CRYSTAL STRUCTURE OF IBV X-DOMAIN AT PH 5.6 COMPND MOL_ID: 1; COMPND 2 MOLECULE: NON-STRUCTURAL PROTEIN 3; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: MACRO DOMAIN, UNP RESIDUES 1005-1176; COMPND 5 SYNONYM: NSP3, PP1AB, ORF1AB POLYPROTEIN; COMPND 6 EC: 3.4.22.-; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AVIAN INFECTIOUS BRONCHITIS VIRUS (STRAIN SOURCE 3 BEAUDETTE); SOURCE 4 ORGANISM_COMMON: IBV; SOURCE 5 ORGANISM_TAXID: 11122; SOURCE 6 GENE: REP, 1A-1B; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PETM11 KEYWDS IBV, CORONAVIRUS, X-DOMAIN, MACRO DOMAIN, NSP3, ADRP, HYDROLASE, KEYWDS 2 RIBOSOMAL FRAMESHIFTING, RNA-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR Y.PIOTROWSKI,G.HANSEN,R.HILGENFELD REVDAT 4 21-FEB-24 3EKE 1 REMARK SEQADV REVDAT 3 26-MAY-09 3EKE 1 JRNL REVDAT 2 24-FEB-09 3EKE 1 VERSN REVDAT 1 30-SEP-08 3EKE 0 JRNL AUTH Y.PIOTROWSKI,G.HANSEN,A.L.BOOMAARS-VAN DER ZANDEN, JRNL AUTH 2 E.J.SNIJDER,A.E.GORBALENYA,R.HILGENFELD JRNL TITL CRYSTAL STRUCTURES OF THE X-DOMAINS OF A GROUP-1 AND A JRNL TITL 2 GROUP-3 CORONAVIRUS REVEAL THAT ADP-RIBOSE-BINDING MAY NOT JRNL TITL 3 BE A CONSERVED PROPERTY. JRNL REF PROTEIN SCI. V. 18 6 2009 JRNL REFN ISSN 0961-8368 JRNL PMID 19177346 JRNL DOI 10.1002/PRO.15 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.3.0037 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 67.73 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 17103 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 + TEST SET) : 0.201 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1001 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1068 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.96 REMARK 3 BIN R VALUE (WORKING SET) : 0.2240 REMARK 3 BIN FREE R VALUE SET COUNT : 61 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1330 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 75 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 32.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.92 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.51000 REMARK 3 B22 (A**2) : 1.51000 REMARK 3 B33 (A**2) : -2.26000 REMARK 3 B12 (A**2) : 0.75000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.159 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.148 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.102 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.791 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1381 ; 0.022 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 901 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1870 ; 1.896 ; 1.964 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2215 ; 1.070 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 172 ; 7.160 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 62 ;35.012 ;25.000 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 232 ;16.102 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 4 ;15.176 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 215 ; 0.133 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1539 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 273 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 334 ; 0.217 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 937 ; 0.207 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 688 ; 0.197 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 733 ; 0.100 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 84 ; 0.148 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 13 ; 0.116 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 35 ; 0.195 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 8 ; 0.152 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1061 ; 1.576 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 349 ; 0.277 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1376 ; 1.892 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 602 ; 2.816 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 493 ; 3.811 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3EKE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1000049432. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-SEP-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X13 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8081 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA 3.2.25 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17123 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 67.730 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 11.50 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : 0.07900 REMARK 200 FOR THE DATA SET : 6.3410 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 89.4 REMARK 200 DATA REDUNDANCY IN SHELL : 10.40 REMARK 200 R MERGE FOR SHELL (I) : 0.40100 REMARK 200 R SYM FOR SHELL (I) : 0.40100 REMARK 200 FOR SHELL : 1.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.71 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.8 M AMMONIUM SULFATE, 0.1 M NA REMARK 280 -CITRATE PH 5.6, 0.2 M K-,NA-TARTRATE, TEMPERATURE 285.15 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 54.46733 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 27.23367 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 27.23367 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 54.46733 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 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 -3 REMARK 465 ALA A -2 REMARK 465 MET A -1 REMARK 465 ALA A 0 REMARK 465 PRO A 1 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 31 -53.78 75.49 REMARK 500 GLU A 41 -39.19 -35.44 REMARK 500 ASP A 135 75.85 2.36 REMARK 500 THR A 151 74.20 -100.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 VAL A 134 ASP A 135 -148.81 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TLA A 173 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TLA A 174 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3EJF RELATED DB: PDB REMARK 900 RELATED ID: 3EJG RELATED DB: PDB DBREF 3EKE A 1 172 UNP P0C6Y1 R1AB_IBVB 1005 1176 SEQADV 3EKE GLY A -3 UNP P0C6Y1 EXPRESSION TAG SEQADV 3EKE ALA A -2 UNP P0C6Y1 EXPRESSION TAG SEQADV 3EKE MET A -1 UNP P0C6Y1 EXPRESSION TAG SEQADV 3EKE ALA A 0 UNP P0C6Y1 EXPRESSION TAG SEQRES 1 A 176 GLY ALA MET ALA PRO ALA THR CYS GLU LYS PRO LYS PHE SEQRES 2 A 176 LEU GLU TYR LYS THR CYS VAL GLY ASP LEU THR VAL VAL SEQRES 3 A 176 ILE ALA LYS ALA LEU ASP GLU PHE LYS GLU PHE CYS ILE SEQRES 4 A 176 VAL ASN ALA ALA ASN GLU HIS MET THR HIS GLY SER GLY SEQRES 5 A 176 VAL ALA LYS ALA ILE ALA ASP PHE CYS GLY LEU ASP PHE SEQRES 6 A 176 VAL GLU TYR CYS GLU ASP TYR VAL LYS LYS HIS GLY PRO SEQRES 7 A 176 GLN GLN ARG LEU VAL THR PRO SER PHE VAL LYS GLY ILE SEQRES 8 A 176 GLN CYS VAL ASN ASN VAL VAL GLY PRO ARG HIS GLY ASP SEQRES 9 A 176 ASN ASN LEU HIS GLU LYS LEU VAL ALA ALA TYR LYS ASN SEQRES 10 A 176 VAL LEU VAL ASP GLY VAL VAL ASN TYR VAL VAL PRO VAL SEQRES 11 A 176 LEU SER LEU GLY ILE PHE GLY VAL ASP PHE LYS MET SER SEQRES 12 A 176 ILE ASP ALA MET ARG GLU ALA PHE GLU GLY CYS THR ILE SEQRES 13 A 176 ARG VAL LEU LEU PHE SER LEU SER GLN GLU HIS ILE ASP SEQRES 14 A 176 TYR PHE ASP VAL THR CYS LYS HET TLA A 173 10 HET TLA A 174 10 HETNAM TLA L(+)-TARTARIC ACID FORMUL 2 TLA 2(C4 H6 O6) FORMUL 4 HOH *75(H2 O) HELIX 1 1 ASP A 18 PHE A 30 1 13 HELIX 2 2 SER A 47 GLY A 58 1 12 HELIX 3 3 GLY A 58 GLY A 73 1 16 HELIX 4 4 ASN A 102 ASN A 113 1 12 HELIX 5 5 ASP A 135 GLU A 148 1 14 HELIX 6 6 SER A 160 CYS A 171 1 12 SHEET 1 A 6 GLU A 11 VAL A 16 0 SHEET 2 A 6 ARG A 153 SER A 158 1 O VAL A 154 N GLU A 11 SHEET 3 A 6 ASN A 121 PRO A 125 1 N TYR A 122 O ARG A 153 SHEET 4 A 6 PHE A 33 ALA A 38 1 N CYS A 34 O VAL A 123 SHEET 5 A 6 ILE A 87 VAL A 93 1 O VAL A 93 N ASN A 37 SHEET 6 A 6 ARG A 77 THR A 80 -1 N THR A 80 O VAL A 90 SITE 1 AC1 6 SER A 47 GLY A 48 ARG A 77 LEU A 115 SITE 2 AC1 6 VAL A 116 ASP A 117 SITE 1 AC2 6 ASN A 40 THR A 44 HIS A 45 GLY A 46 SITE 2 AC2 6 SER A 47 ALA A 50 CRYST1 78.200 78.200 81.701 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 0.012788 0.007383 0.000000 0.00000 SCALE2 0.000000 0.014766 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012240 0.00000