HEADER HYDROLASE 15-OCT-01 1K6A TITLE STRUCTURAL STUDIES ON THE MOBILITY IN THE ACTIVE SITE OF TITLE 2 THE THERMOASCUS AURANTIACUS XYLANASE I COMPND MOL_ID: 1; COMPND 2 MOLECULE: XYLANASE I; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ENDO-1,4-BETA-XYLANASE; COMPND 5 EC: 3.2.1.8 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOASCUS AURANTIACUS; SOURCE 3 ORGANISM_TAXID: 5087; SOURCE 4 STRAIN: IMI 216529 KEYWDS ALTERNATE CONFORMATIONS, ACTIVE SITE MOBILITY, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR L.LO LEGGIO,S.KALOGIANNIS,K.ECKERT,S.C.M.TEIXEIRA,M.K.BHAT, AUTHOR 2 C.ANDREI,R.W.PICKERSGILL,S.LARSEN REVDAT 4 24-FEB-09 1K6A 1 VERSN REVDAT 3 01-APR-03 1K6A 1 JRNL REVDAT 2 18-DEC-02 1K6A 1 REMARK REVDAT 1 03-JUL-02 1K6A 0 SPRSDE 03-JUL-02 1K6A 1FXM JRNL AUTH L.LO LEGGIO,S.KALOGIANNIS,K.ECKERT,S.C.TEIXEIRA, JRNL AUTH 2 M.K.BHAT,C.ANDREI,R.W.PICKERSGILL,S.LARSEN JRNL TITL SUBSTRATE SPECIFICITY AND SUBSITE MOBILITY IN T. JRNL TITL 2 AURANTIACUS XYLANASE 10A. JRNL REF FEBS LETT. V. 509 303 2001 JRNL REFN ISSN 0014-5793 JRNL PMID 11741607 JRNL DOI 10.1016/S0014-5793(01)03177-5 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.C.M.TEIXEIRA,L.LO LEGGIO,R.PICKERSGILL,C.CARDIN REMARK 1 TITL ANISOTROPIC REFINEMENT OF THE STRUCTURE OF REMARK 1 TITL 2 THERMOASCUS AURANTIACUS XYLANASE I REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 57 385 2001 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444900019089 REMARK 1 REFERENCE 2 REMARK 1 AUTH L.LO LEGGIO,S.KALOGIANNIS,M.K.BHAT,R.W.PICKERSGILL REMARK 1 TITL HIGH RESOLUTION STRUCTURE AND SEQUENCE OF REMARK 1 TITL 2 T.AURANTIACUS XYLANASE I: IMPLICATIONS FOR THE REMARK 1 TITL 3 EVOLUTION OF THERMOSTABILITY IN FAMILY 10 REMARK 1 TITL 4 XYLANASES AND ENZYMES WITH (BETA)ALPHA-BARREL REMARK 1 TITL 5 ARCHITECTURE REMARK 1 REF PROTEINS V. 36 295 1999 REMARK 1 REFN ISSN 0887-3585 REMARK 1 DOI 10.1002/(SICI)1097-0134(19990815)36:3<295::AID-PROT REMARK 1 DOI 2 4>3.3.CO;2-Y REMARK 1 REFERENCE 3 REMARK 1 AUTH R.NATESH,P.BHANUMOORTHY,P.J.VITHAYATHIL,K.SEKAR, REMARK 1 AUTH 2 S.RAMAKUMAR,M.A.VISWAMITRA REMARK 1 TITL CRYSTAL STRUCTURE AT 1.8A RESOLUTION AND PROPOSED REMARK 1 TITL 2 AMINO ACID SEQUENCE OF A THERMOSTABLE XYLANASE REMARK 1 TITL 3 FROM THERMOASCUS AURANTIACUS REMARK 1 REF J.MOL.BIOL. V. 288 999 1999 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1999.2727 REMARK 2 REMARK 2 RESOLUTION. 1.14 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.14 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 80.9 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.109 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.116 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.146 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 4019 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 76489 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.106 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.113 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.142 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 3650 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 68979 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4541 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 199 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2518.01 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2089.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 17 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 23110 REMARK 3 NUMBER OF RESTRAINTS : 29211 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 ANGLE DISTANCES (A) : 0.028 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.029 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.085 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.091 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.042 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.005 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.048 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.054 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K6A COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-OCT-01. REMARK 100 THE RCSB ID CODE IS RCSB014613. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL; NULL REMARK 200 TEMPERATURE (KELVIN) : 293; 293 REMARK 200 PH : 5.1; 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y REMARK 200 RADIATION SOURCE : SRS; SRS REMARK 200 BEAMLINE : PX9.6; PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.87; 0.87 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL; NULL REMARK 200 DETECTOR MANUFACTURER : NULL; NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 80508 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.140 REMARK 200 RESOLUTION RANGE LOW (A) : 39.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 85.2 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.14 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.15 REMARK 200 COMPLETENESS FOR SHELL (%) : 72.7 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; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.73 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6K, PHOSPHATE CITRATE BUFFER, REMARK 280 PH 5.1, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K. PEG REMARK 280 6K, EDTA, TRIS, PH 7.8, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z 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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 29.62000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 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 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 GLN A 303 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 GLN A 1 NE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 131 CD GLU A 131 OE1 0.096 REMARK 500 GLU A 131 CD GLU A 131 OE2 -0.091 REMARK 500 SER A 244 CB SER A 244 OG -0.080 REMARK 500 REMARK 500 REMARK: NULL 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 13 NE - CZ - NH2 ANGL. DEV. = -6.0 DEGREES REMARK 500 TYR A 68 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 TYR A 68 CB - CG - CD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG A 81 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 124 CG - CD - NE ANGL. DEV. = -16.5 DEGREES REMARK 500 ARG A 124 NE - CZ - NH1 ANGL. DEV. = 6.8 DEGREES REMARK 500 ARG A 124 NE - CZ - NH2 ANGL. DEV. = -7.4 DEGREES REMARK 500 ARG A 161 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 190 NE - CZ - NH2 ANGL. DEV. = -5.9 DEGREES REMARK 500 ARG A 195 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ASP A 271 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 271 CB - CG - OD2 ANGL. DEV. = -7.0 DEGREES REMARK 500 TRP A 275 CB - CG - CD2 ANGL. DEV. = 8.3 DEGREES REMARK 500 ARG A 276 CD - NE - CZ ANGL. DEV. = 13.9 DEGREES REMARK 500 ARG A 276 NE - CZ - NH1 ANGL. DEV. = 5.2 DEGREES REMARK 500 ASP A 300 CB - CG - OD1 ANGL. DEV. = 7.0 DEGREES REMARK 500 ASP A 300 CB - CG - OD2 ANGL. DEV. = -10.3 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 ASN A 47 -23.93 -143.47 REMARK 500 GLU A 237 45.83 -144.87 REMARK 500 VAL A 269 -67.37 -93.74 REMARK 500 THR A 280 64.53 32.92 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 GLN A 8 0.10 SIDE_CHAIN REMARK 500 GLN A 158 0.12 SIDE_CHAIN REMARK 500 GLN A 193 0.09 SIDE_CHAIN REMARK 500 GLN A 259 0.11 SIDE_CHAIN REMARK 500 ASP A 300 0.08 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FXM RELATED DB: PDB REMARK 900 1FXM CONTAINS THERMOASCUS AURANTIACUS XYLANASE I: STRUCTURE REMARK 900 OBTAINED BY ANISOTROPIC REFINEMENT REMARK 900 RELATED ID: 1TAX RELATED DB: PDB REMARK 900 1TAX CONTAINS THERMOASCUS AURANTIACUS XYLANASE I: STRUCTURE REMARK 900 OBTAINED BY ISOTROPIC REFINEMENT DBREF 1K6A A 1 303 UNP P23360 XYNA_THEAU 27 329 SEQRES 1 A 303 GLN ALA ALA GLN SER VAL ASP GLN LEU ILE LYS ALA ARG SEQRES 2 A 303 GLY LYS VAL TYR PHE GLY VAL ALA THR ASP GLN ASN ARG SEQRES 3 A 303 LEU THR THR GLY LYS ASN ALA ALA ILE ILE GLN ALA ASP SEQRES 4 A 303 PHE GLY GLN VAL THR PRO GLU ASN SER MET LYS TRP ASP SEQRES 5 A 303 ALA THR GLU PRO SER GLN GLY ASN PHE ASN PHE ALA GLY SEQRES 6 A 303 ALA ASP TYR LEU VAL ASN TRP ALA GLN GLN ASN GLY LYS SEQRES 7 A 303 LEU ILE ARG GLY HIS THR LEU VAL TRP HIS SER GLN LEU SEQRES 8 A 303 PRO SER TRP VAL SER SER ILE THR ASP LYS ASN THR LEU SEQRES 9 A 303 THR ASN VAL MET LYS ASN HIS ILE THR THR LEU MET THR SEQRES 10 A 303 ARG TYR LYS GLY LYS ILE ARG ALA TRP ASP VAL VAL ASN SEQRES 11 A 303 GLU ALA PHE ASN GLU ASP GLY SER LEU ARG GLN THR VAL SEQRES 12 A 303 PHE LEU ASN VAL ILE GLY GLU ASP TYR ILE PRO ILE ALA SEQRES 13 A 303 PHE GLN THR ALA ARG ALA ALA ASP PRO ASN ALA LYS LEU SEQRES 14 A 303 TYR ILE ASN ASP TYR ASN LEU ASP SER ALA SER TYR PRO SEQRES 15 A 303 LYS THR GLN ALA ILE VAL ASN ARG VAL LYS GLN TRP ARG SEQRES 16 A 303 ALA ALA GLY VAL PRO ILE ASP GLY ILE GLY SER GLN THR SEQRES 17 A 303 HIS LEU SER ALA GLY GLN GLY ALA GLY VAL LEU GLN ALA SEQRES 18 A 303 LEU PRO LEU LEU ALA SER ALA GLY THR PRO GLU VAL ALA SEQRES 19 A 303 ILE THR GLU LEU ASP VAL ALA GLY ALA SER PRO THR ASP SEQRES 20 A 303 TYR VAL ASN VAL VAL ASN ALA CYS LEU ASN VAL GLN SER SEQRES 21 A 303 CYS VAL GLY ILE THR VAL TRP GLY VAL ALA ASP PRO ASP SEQRES 22 A 303 SER TRP ARG ALA SER THR THR PRO LEU LEU PHE ASP GLY SEQRES 23 A 303 ASN PHE ASN PRO LYS PRO ALA TYR ASN ALA ILE VAL GLN SEQRES 24 A 303 ASP LEU GLN GLN FORMUL 2 HOH *199(H2 O) HELIX 1 1 SER A 5 ARG A 13 1 9 HELIX 2 2 ASP A 23 THR A 28 1 6 HELIX 3 3 LYS A 31 PHE A 40 1 10 HELIX 4 4 LYS A 50 GLU A 55 1 6 HELIX 5 5 PHE A 63 GLY A 77 1 15 HELIX 6 6 PRO A 92 SER A 97 1 6 HELIX 7 7 ASP A 100 TYR A 119 1 20 HELIX 8 8 THR A 142 GLY A 149 1 8 HELIX 9 9 ASP A 151 ASP A 164 1 14 HELIX 10 10 TYR A 181 ALA A 197 1 17 HELIX 11 11 GLN A 214 SER A 227 1 14 HELIX 12 12 SER A 244 VAL A 258 1 15 HELIX 13 13 ALA A 270 SER A 274 5 5 HELIX 14 14 ARG A 276 THR A 280 5 5 HELIX 15 15 LYS A 291 GLN A 302 1 12 SHEET 1 A10 HIS A 209 LEU A 210 0 SHEET 2 A10 GLU A 232 VAL A 240 1 O ASP A 239 N LEU A 210 SHEET 3 A10 GLY A 203 SER A 206 1 O ILE A 204 N ALA A 234 SHEET 4 A10 LYS A 168 ASP A 173 1 O LEU A 169 N GLY A 203 SHEET 5 A10 ALA A 125 ASN A 130 1 O TRP A 126 N TYR A 170 SHEET 6 A10 LEU A 79 VAL A 86 1 O ILE A 80 N ALA A 125 SHEET 7 A10 GLN A 42 PRO A 45 1 N VAL A 43 O LEU A 79 SHEET 8 A10 TYR A 17 THR A 22 1 N VAL A 20 O GLN A 42 SHEET 9 A10 CYS A 261 VAL A 266 1 O VAL A 262 N TYR A 17 SHEET 10 A10 GLU A 232 VAL A 240 1 O VAL A 233 N VAL A 262 SSBOND 1 CYS A 255 CYS A 261 1555 1555 2.03 CISPEP 1 HIS A 83 THR A 84 0 -2.79 CRYST1 46.220 59.240 51.310 90.00 109.80 90.00 P 1 21 1 2 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 0.021636 0.000000 0.007789 0.00000 SCALE2 0.000000 0.016880 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020714 0.00000