HEADER HYDROLASE 28-JUL-08 3DYI TITLE SNAPSHOTS OF ESTERASE D FROM LACTOBACILLUS RHAMNOSUS: TITLE 2 INSIGHTS INTO A ROTATION DRIVEN CATALYTIC MECHANISM COMPND MOL_ID: 1; COMPND 2 MOLECULE: ESTERASE D; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOBACILLUS RHAMNOSUS; SOURCE 3 ORGANISM_TAXID: 486408; SOURCE 4 STRAIN: HN001; SOURCE 5 GENE: ESTD; 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: PPROEXHT C KEYWDS ALPHA BETA HYDROLASE, MECHANISM, CATALYTIC TRIAD, ROTATION, KEYWDS 2 ESTERASE EXPDTA X-RAY DIFFRACTION AUTHOR M.D.BENNETT,M.-L.DELABRE,R.HOLLAND,G.E.NORRIS REVDAT 1 28-JUL-09 3DYI 0 JRNL AUTH M.D.BENNETT,M.-L.DELABRE,R.HOLLAND,G.E.NORRIS JRNL TITL SNAPSHOTS OF ESTERASE D FROM LACTOBACILLUS JRNL TITL 2 RHAMNOSUS: INSIGHTS INTO A ROTATION DRIVEN JRNL TITL 3 CATALYTIC MECHANISM JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.72 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.72 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.54 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 3 NUMBER OF REFLECTIONS : 24097 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) : 0.178 REMARK 3 R VALUE (WORKING SET) : 0.177 REMARK 3 FREE R VALUE : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1241 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) : 1.72 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.76 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1564 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.56 REMARK 3 BIN R VALUE (WORKING SET) : 0.2080 REMARK 3 BIN FREE R VALUE SET COUNT : 104 REMARK 3 BIN FREE R VALUE : 0.2550 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1837 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 242 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.33000 REMARK 3 B22 (A**2) : 0.33000 REMARK 3 B33 (A**2) : -0.49000 REMARK 3 B12 (A**2) : 0.16000 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): 0.119 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.108 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.066 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.970 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1886 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2571 ; 1.030 ; 1.942 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 239 ; 5.199 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 85 ;33.822 ;24.471 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 278 ;11.560 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;15.923 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 284 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1465 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 919 ; 0.191 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1308 ; 0.304 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 149 ; 0.085 ; 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): 48 ; 0.167 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 20 ; 0.091 ; 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): 1218 ; 0.405 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1901 ; 0.688 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 761 ; 1.131 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 670 ; 1.741 ; 4.500 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 : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 3DYI COMPLIES WITH FORMAT V. 3.20, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-JUL-08. REMARK 100 THE RCSB ID CODE IS RCSB048648. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-DEC-06 REMARK 200 TEMPERATURE (KELVIN) : 120 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 MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : OSMIC BLUE REMARK 200 OPTICS : OSMIC BLUE REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29366 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 33.540 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.4 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.04800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: MOLREP REMARK 200 STARTING MODEL: 3DKR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, NA ACETATE, PH 6.0, REMARK 280 HANGING DROP, 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 116.12000 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 58.06000 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 58.06000 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 116.12000 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 -6 REMARK 465 ALA A -5 REMARK 465 MET A -4 REMARK 465 GLY A -3 REMARK 465 ILE A -2 REMARK 465 ARG A -1 REMARK 465 ASN A 0 REMARK 465 SER A 1 REMARK 465 ILE A 2 REMARK 465 GLU A 243 REMARK 465 GLY A 244 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 124 CD CE NZ REMARK 470 LYS A 133 CD CE NZ REMARK 470 ARG A 140 NE CZ NH1 NH2 REMARK 470 LYS A 144 CG CD CE NZ REMARK 470 LYS A 177 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 THR A 14 -78.21 -122.62 REMARK 500 THR A 25 -5.47 72.43 REMARK 500 SER A 94 -112.58 50.44 REMARK 500 ILE A 120 -59.59 71.50 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 CL A 245 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3DKR RELATED DB: PDB REMARK 900 ESTD ACETATE COMPLEX REMARK 900 RELATED ID: 3DLT RELATED DB: PDB REMARK 900 ESTD BUTYRATE COMPLEX REMARK 900 RELATED ID: 3DYV RELATED DB: PDB DBREF 3DYI A 2 244 UNP B2CZF3 B2CZF3_LACRH 2 244 SEQADV 3DYI GLY A -6 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI ALA A -5 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI MET A -4 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI GLY A -3 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI ILE A -2 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI ARG A -1 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI ASN A 0 UNP B2CZF3 EXPRESSION TAG SEQADV 3DYI SER A 1 UNP B2CZF3 EXPRESSION TAG SEQRES 1 A 251 GLY ALA MET GLY ILE ARG ASN SER ILE PHE ARG LYS PRO SEQRES 2 A 251 GLN PRO PHE GLU TYR GLU GLY THR ASP THR GLY VAL VAL SEQRES 3 A 251 LEU LEU HIS ALA TYR THR GLY SER PRO ASN ASP MET ASN SEQRES 4 A 251 PHE MET ALA ARG ALA LEU GLN ARG SER GLY TYR GLY VAL SEQRES 5 A 251 TYR VAL PRO LEU PHE SER GLY HIS GLY THR VAL GLU PRO SEQRES 6 A 251 LEU ASP ILE LEU THR LYS GLY ASN PRO ASP ILE TRP TRP SEQRES 7 A 251 ALA GLU SER SER ALA ALA VAL ALA HIS MET THR ALA LYS SEQRES 8 A 251 TYR ALA LYS VAL PHE VAL PHE GLY LEU SER LEU GLY GLY SEQRES 9 A 251 ILE PHE ALA MET LYS ALA LEU GLU THR LEU PRO GLY ILE SEQRES 10 A 251 THR ALA GLY GLY VAL PHE SER SER PRO ILE LEU PRO GLY SEQRES 11 A 251 LYS HIS HIS LEU VAL PRO GLY PHE LEU LYS TYR ALA GLU SEQRES 12 A 251 TYR MET ASN ARG LEU ALA GLY LYS SER ASP GLU SER THR SEQRES 13 A 251 GLN ILE LEU ALA TYR LEU PRO GLY GLN LEU ALA ALA ILE SEQRES 14 A 251 ASP GLN PHE ALA THR THR VAL ALA ALA ASP LEU ASN LEU SEQRES 15 A 251 VAL LYS GLN PRO THR PHE ILE GLY GLN ALA GLY GLN ASP SEQRES 16 A 251 GLU LEU VAL ASP GLY ARG LEU ALA TYR GLN LEU ARG ASP SEQRES 17 A 251 ALA LEU ILE ASN ALA ALA ARG VAL ASP PHE HIS TRP TYR SEQRES 18 A 251 ASP ASP ALA LYS HIS VAL ILE THR VAL ASN SER ALA HIS SEQRES 19 A 251 HIS ALA LEU GLU GLU ASP VAL ILE ALA PHE MET GLN GLN SEQRES 20 A 251 GLU ASN GLU GLY HET CL A 245 1 HETNAM CL CHLORIDE ION FORMUL 2 CL CL 1- FORMUL 3 HOH *242(H2 O) HELIX 1 1 SER A 27 ASP A 30 5 4 HELIX 2 2 MET A 31 SER A 41 1 11 HELIX 3 3 PRO A 58 GLY A 65 1 8 HELIX 4 4 ASN A 66 ALA A 83 1 18 HELIX 5 5 SER A 94 LEU A 107 1 14 HELIX 6 6 HIS A 126 GLY A 143 1 18 HELIX 7 7 GLU A 147 ALA A 153 1 7 HELIX 8 8 TYR A 154 ASP A 172 1 19 HELIX 9 9 LEU A 173 VAL A 176 5 4 HELIX 10 10 ARG A 194 LEU A 203 1 10 HELIX 11 11 ALA A 226 GLU A 241 1 16 SHEET 1 A 7 PHE A 9 TYR A 11 0 SHEET 2 A 7 GLY A 44 VAL A 47 -1 O VAL A 45 N TYR A 11 SHEET 3 A 7 THR A 16 LEU A 21 1 N THR A 16 O GLY A 44 SHEET 4 A 7 LYS A 87 LEU A 93 1 O LYS A 87 N GLY A 17 SHEET 5 A 7 ALA A 112 PHE A 116 1 O PHE A 116 N GLY A 92 SHEET 6 A 7 THR A 180 ALA A 185 1 O PHE A 181 N GLY A 113 SHEET 7 A 7 VAL A 209 TYR A 214 1 O HIS A 212 N ILE A 182 SITE 1 AC1 4 TYR A 24 SER A 94 LEU A 95 HOH A 344 CRYST1 47.442 47.442 174.180 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 0.021079 0.012170 0.000000 0.00000 SCALE2 0.000000 0.024339 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005741 0.00000 MASTER 301 0 1 11 7 0 1 6 0 0 0 20 END