HEADER HYDROLASE 18-JAN-24 8XXB TITLE CRYSTAL STRUCTURE OF A TRIPLE-MUTANT (A69F/M124P/R127G) OF HALOHYDRIN TITLE 2 DEHALOGENASE HHED8 COMPLEXED WITH CHLORIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SHORT-CHAIN DEHYDROGENASE/REDUCTASE SDR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HALOHYDRIN DEHALOGENASE HHD8; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THAUERA AMINOAROMATICA S2; SOURCE 3 ORGANISM_TAXID: 1234381; SOURCE 4 GENE: C665_05478; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HALOHYDRIN DEHALOGENASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR N.W.WAN REVDAT 1 31-JAN-24 8XXB 0 JRNL AUTH N.W.WAN JRNL TITL CRYSTAL STRUCTURE OF A TRIPLE-MUTANT (A69F/M124P/R127G) OF JRNL TITL 2 HALOHYDRIN DEHALOGENASE HHED8 COMPLEXED WITH CHLORIDE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.1_3865 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.64 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 28044 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.185 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.190 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.850 REMARK 3 FREE R VALUE TEST SET COUNT : 799 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 44.6400 - 4.3600 1.00 4564 132 0.1478 0.1645 REMARK 3 2 4.3600 - 3.4600 1.00 4547 135 0.1666 0.1491 REMARK 3 3 3.4600 - 3.0200 1.00 4533 134 0.2006 0.2251 REMARK 3 4 3.0200 - 2.7500 1.00 4528 132 0.2219 0.1884 REMARK 3 5 2.7500 - 2.5500 1.00 4547 134 0.2374 0.2947 REMARK 3 6 2.5500 - 2.4000 1.00 4526 132 0.2763 0.2756 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 : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.068 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 28.841 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.94 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.41 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : 0.007 1689 REMARK 3 ANGLE : 1.244 2304 REMARK 3 CHIRALITY : 0.072 262 REMARK 3 PLANARITY : 0.009 306 REMARK 3 DIHEDRAL : 20.217 600 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 8XXB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 19-JAN-24. REMARK 100 THE DEPOSITION ID IS D_1300044422. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-MAY-23 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL02U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 S 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30538 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 37.50 REMARK 200 R MERGE (I) : 0.09077 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 38.8800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 39.00 REMARK 200 R MERGE FOR SHELL (I) : 0.61600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 9.210 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.8 M AMMONIUM SULFATE, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 2 2 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 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+2/3 REMARK 290 11555 -X+Y,Y,-Z REMARK 290 12555 X,X-Y,-Z+1/3 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 44.54800 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 22.27400 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 44.54800 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 22.27400 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 44.54800 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 22.27400 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 44.54800 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 22.27400 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11960 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -115.0 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 69.28200 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 -119.99994 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 22.27400 REMARK 350 BIOMT1 4 0.500000 0.866025 0.000000 69.28200 REMARK 350 BIOMT2 4 0.866025 -0.500000 0.000000 -119.99994 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 22.27400 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 MET A -5 REMARK 465 ALA A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 HIS A 1 REMARK 465 HIS A 2 REMARK 465 ALA A 3 REMARK 465 ILE A 4 REMARK 465 ARG A 227 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 45 CG - CD - NE ANGL. DEV. = -15.5 DEGREES REMARK 500 ARG A 45 CD - NE - CZ ANGL. DEV. = 13.1 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 LEU A 6 52.49 -94.84 REMARK 500 GLN A 15 60.12 29.64 REMARK 500 PHE A 19 -119.84 56.17 REMARK 500 ARG A 45 128.62 -32.20 REMARK 500 ALA A 109 140.82 -175.21 REMARK 500 CYS A 221 32.36 -153.69 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 45 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 8XXB A 2 227 UNP N6YXW4 N6YXW4_9RHOO 2 227 SEQADV 8XXB MET A -5 UNP N6YXW4 INITIATING METHIONINE SEQADV 8XXB ALA A -4 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB HIS A -3 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB HIS A -2 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB HIS A -1 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB HIS A 0 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB HIS A 1 UNP N6YXW4 EXPRESSION TAG SEQADV 8XXB PHE A 69 UNP N6YXW4 ALA 69 ENGINEERED MUTATION SEQADV 8XXB PRO A 124 UNP N6YXW4 MET 124 ENGINEERED MUTATION SEQADV 8XXB GLY A 127 UNP N6YXW4 ARG 127 ENGINEERED MUTATION SEQRES 1 A 233 MET ALA HIS HIS HIS HIS HIS HIS ALA ILE SER LEU SER SEQRES 2 A 233 GLY ARG ARG VAL LEU VAL THR GLN ALA ASP ALA PHE MET SEQRES 3 A 233 GLY PRO ALA LEU CYS ASP ALA PHE ARG ALA ALA GLY ALA SEQRES 4 A 233 GLU VAL VAL PRO ASP ARG SER ALA LEU LEU GLU ARG GLY SEQRES 5 A 233 ALA GLY ARG ALA VAL ILE GLU ALA ALA GLY ARG ILE ASP SEQRES 6 A 233 VAL LEU VAL LEU ASN LEU ALA ILE PRO PHE PRO SER THR SEQRES 7 A 233 PRO VAL HIS GLN VAL SER GLY GLY GLU TRP GLU THR THR SEQRES 8 A 233 PHE ALA ALA LEU VAL HIS PRO MET ARG GLU MET VAL ALA SEQRES 9 A 233 ALA VAL LEU PRO GLN MET ILE GLU ARG LYS ALA GLY LYS SEQRES 10 A 233 ILE LEU LEU MET GLY SER ALA ALA ALA LEU ARG GLY PRO SEQRES 11 A 233 ALA LEU GLY SER SER TYR ALA ALA ALA ARG GLY ALA GLN SEQRES 12 A 233 LEU ALA TYR ILE GLN ALA VAL GLY VAL GLU ALA ALA ALA SEQRES 13 A 233 HIS GLY VAL GLN VAL ASN ALA ILE ALA GLN ASN PHE VAL SEQRES 14 A 233 GLU ASN PRO THR TYR PHE PRO PRO GLU VAL GLN ALA THR SEQRES 15 A 233 PRO ALA PHE LYS ASP ARG LEU LYS TRP GLN VAL PRO LEU SEQRES 16 A 233 GLY ARG LEU VAL THR ALA ASP GLU ASP ALA SER PHE ALA SEQRES 17 A 233 VAL TYR LEU CYS SER GLU ALA ALA ASN CYS PHE VAL GLY SEQRES 18 A 233 GLN VAL PHE PRO VAL CYS GLY GLY TRP VAL ASN ARG HET CL A 301 1 HETNAM CL CHLORIDE ION FORMUL 2 CL CL 1- FORMUL 3 HOH *39(H2 O) HELIX 1 AA1 MET A 20 ALA A 31 1 12 HELIX 2 AA2 GLY A 46 GLY A 56 1 11 HELIX 3 AA3 PRO A 73 VAL A 77 5 5 HELIX 4 AA4 SER A 78 VAL A 90 1 13 HELIX 5 AA5 VAL A 90 LYS A 108 1 19 HELIX 6 AA6 ALA A 119 LEU A 121 5 3 HELIX 7 AA7 GLY A 127 ALA A 150 1 24 HELIX 8 AA8 PRO A 170 THR A 176 1 7 HELIX 9 AA9 THR A 176 VAL A 187 1 12 HELIX 10 AB1 THR A 194 CYS A 206 1 13 HELIX 11 AB2 SER A 207 ASN A 211 5 5 SHEET 1 AA1 6 GLU A 34 PRO A 37 0 SHEET 2 AA1 6 ARG A 10 VAL A 13 1 N VAL A 11 O VAL A 36 SHEET 3 AA1 6 VAL A 60 ASN A 64 1 O VAL A 62 N LEU A 12 SHEET 4 AA1 6 GLY A 110 SER A 117 1 O LEU A 113 N LEU A 61 SHEET 5 AA1 6 VAL A 153 GLN A 160 1 O ILE A 158 N LEU A 114 SHEET 6 AA1 6 VAL A 217 VAL A 220 1 O PHE A 218 N ALA A 157 CRYST1 138.564 138.564 66.822 90.00 90.00 120.00 P 62 2 2 12 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 0.007217 0.004167 0.000000 0.00000 SCALE2 0.000000 0.008333 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014965 0.00000