HEADER HYDROLASE 23-OCT-01 1GOQ TITLE THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS - ROOM TITLE 2 TEMPERATURE XYLOBIOSE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDO-1,4-BETA-XYLANASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: XYLANASE, 1,4-BETA-D-XYLAN XYLANOHYDROLASE; COMPND 5 EC: 3.2.1.8 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOASCUS AURANTIACUS; SOURCE 3 ORGANISM_TAXID: 5087 KEYWDS XYLANASE, FAMILY 10, PLANT CELL WALL DEGRADATION, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR L.LO LEGGIO,S.LARSEN REVDAT 8 06-NOV-24 1GOQ 1 REMARK REVDAT 7 13-DEC-23 1GOQ 1 HETSYN LINK REVDAT 6 29-JUL-20 1GOQ 1 COMPND REMARK HETNAM LINK REVDAT 6 2 1 SITE ATOM REVDAT 5 11-MAR-20 1GOQ 1 SEQRES REVDAT 4 08-MAY-19 1GOQ 1 REMARK LINK REVDAT 3 22-OCT-14 1GOQ 1 REMARK VERSN FORMUL REVDAT 2 24-FEB-09 1GOQ 1 VERSN REVDAT 1 07-DEC-01 1GOQ 0 JRNL AUTH L.LO LEGGIO,S.KALOGIANNIS,K.ECKERT,S.C.M.TEIXEIRA,M.K.BHAT, JRNL AUTH 2 C.ANDREI,R.W.PICKERSGILL,S.LARSEN JRNL TITL SUBSTRATE SPECIFICITY AND SUBSITE MOBILITY IN T. AURANTIACUS JRNL TITL 2 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.TEIXEIRA,L.LO LEGGIO,R.PICKERSGILL,C.CARDIN REMARK 1 TITL ANISOTROPIC REFINEMENT OF THE STRUCTURE OF THERMOASCUS REMARK 1 TITL 2 AURANTIACUS XYLANASE I REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 57 385 2001 REMARK 1 REFN ISSN 0907-4449 REMARK 1 PMID 11223515 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 T. AURANTIACUS REMARK 1 TITL 2 XYLANASE I: IMPLICATIONS FOR THE EVOLUTION OF REMARK 1 TITL 3 THERMOSTABILITY IN FAMILY 10 XYLANASES AND ENZYMES WITH REMARK 1 TITL 4 BETA/ALPHA BARREL ARCHITECTURE REMARK 1 REF PROTEINS V. 36 295 1999 REMARK 1 REFN ISSN 0887-3585 REMARK 1 PMID 10409823 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.PICKERSGILL,G.HARRIS,L.LO LEGGIO,O.MAYANS,J.JENKINS REMARK 1 TITL SUPERFAMILIES: THE 4/7 SUPERFAMILY OF BETA/ ALPHA-BARREL REMARK 1 TITL 2 GLYCOSIDASES AND THE RIGHT-HANDED PARALLEL BETA-HELIX REMARK 1 TITL 3 SUPERFAMILY REMARK 1 REF BIOCHEM.SOC.TRANS. V. 26 190 1998 REMARK 1 REFN ISSN 0300-5127 REMARK 1 PMID 9649746 REMARK 1 REFERENCE 4 REMARK 1 AUTH L.LO LEGGIO REMARK 1 TITL STRUCTURE SOLUTION OF THERMOASCUS AURANTIACUS XYLANASE. REMARK 1 TITL 2 STRUCTURAL STUDIES OF XYLANASES AND ENDOGLUCANASES REMARK 1 EDIT UNIVERSITY OF LONDON REMARK 1 REF STRUCTURAL STUDIES OF 194 1997 REMARK 1 REF 2 XYLANASES AND ENDOGLUCANASES REMARK 1 PUBL LONDON, UK : UNIVERSITY OF LONDON REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 5.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 84.3 REMARK 3 NUMBER OF REFLECTIONS : 19293 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) : 0.167 REMARK 3 FREE R VALUE : 0.212 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.400 REMARK 3 FREE R VALUE TEST SET COUNT : 1922 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 44.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1543 REMARK 3 BIN R VALUE (WORKING SET) : 0.2370 REMARK 3 BIN FREE R VALUE : 0.2560 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 164 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2312 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 131 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.26600 REMARK 3 B22 (A**2) : -0.11500 REMARK 3 B33 (A**2) : -1.15100 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.18600 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.16 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) : 0.22 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.700 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) : 1.494 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.116 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.647 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.728 ; 2.500 REMARK 3 REMARK 3 NCS MODEL : NULL 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 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GOQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1290008745. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 7.00 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 : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : R-AXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20709 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.0 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : 0.17000 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) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 37.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 0.33800 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 1GOK REMARK 200 REMARK 200 REMARK: THE PH OF CRYSTALLIZATION WAS NOT BUFFERED REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 32.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROPS CONTAINING 1:1 RATIO OF REMARK 280 20-30 MG/ML PROTEIN SOLUTION AND RESERVOIR SOLUTION (12 % TO 25 % REMARK 280 PEG 6,000). THE CRYSTAL WAS SOAKED IN 0.5 M XYLOBIOSE, PH 7.00, REMARK 280 VAPOR DIFFUSION, HANGING DROP 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 29.78000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 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 303 CA C O CB CG CD OE1 REMARK 470 GLN A 303 NE2 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 22 -175.62 -171.83 REMARK 500 ASN A 47 -23.19 -143.85 REMARK 500 ASP A 164 83.84 -153.55 REMARK 500 GLU A 237 47.90 -140.98 REMARK 500 VAL A 269 -65.54 -105.29 REMARK 500 THR A 280 67.34 33.67 REMARK 500 REMARK 500 REMARK: NULL REMARK 630 REMARK 630 MOLECULE TYPE: OLIGOSACCHARIDE METABOLISM REMARK 630 MOLECULE NAME: BETA-D-XYLOPYRANOSE REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 630 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 630 REMARK 630 M RES C SSSEQI REMARK 630 XYP A 403 REMARK 630 XYP A 404 REMARK 630 SOURCE: NULL REMARK 630 TAXONOMY: NULL REMARK 630 SUBCOMP: NULL REMARK 630 DETAILS: OLIGOSACCHARIDE REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "AA" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 10-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 11-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FXM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE THERMOASCUS AURANTIACUS XYLANASE I REMARK 900 RELATED ID: 1GOK RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 900 RELATED ID: 1GOM RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 900 RELATED ID: 1GOO RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 900 RELATED ID: 1GOQ RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 900 RELATED ID: 1GOR RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS - XYLOBIOSE REMARK 900 COMPLEX AT 100 K REMARK 900 RELATED ID: 1TAX RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 900 RELATED ID: 1TIX RELATED DB: PDB REMARK 900 THERMOSTABLE XYLANASE I FROM THERMOASCUS AURANTIACUS REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES 1-26 REFER TO THE SIGNAL PEPTIDE REMARK 999 IT IS NOT KNOWN IF GLN 303 IS PRESENT IN THE CRYSTAL DBREF 1GOQ A 1 303 UNP P23360 XYNA_THEAU 27 329 SEQRES 1 A 303 PCA 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 MODRES 1GOQ PCA A 1 GLU PYROGLUTAMIC ACID HET PCA A 1 8 HET XYP B 1 10 HET XYP B 2 9 HET XYP C 1 10 HET XYP C 2 9 HET XYP A 403 10 HET XYP A 404 10 HETNAM PCA PYROGLUTAMIC ACID HETNAM XYP BETA-D-XYLOPYRANOSE HETSYN XYP BETA-D-XYLOSE; D-XYLOSE; XYLOSE FORMUL 1 PCA C5 H7 N O3 FORMUL 2 XYP 6(C5 H10 O5) FORMUL 6 HOH *131(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 ASN A 76 1 14 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 ASP A 271 SER A 274 5 4 HELIX 14 14 ARG A 276 THR A 280 5 5 HELIX 15 15 LYS A 291 GLN A 302 1 12 SHEET 1 AA11 TYR A 17 THR A 22 0 SHEET 2 AA11 CYS A 261 VAL A 266 1 O ILE A 264 N GLY A 19 SHEET 3 AA11 GLU A 232 VAL A 240 1 O VAL A 233 N VAL A 262 SHEET 4 AA11 GLY A 203 SER A 206 1 O ILE A 204 N ALA A 234 SHEET 5 AA11 LYS A 168 ASP A 173 1 O LEU A 169 N GLY A 203 SHEET 6 AA11 ALA A 125 ASN A 130 1 O TRP A 126 N TYR A 170 SHEET 7 AA11 LEU A 79 VAL A 86 1 O GLY A 82 N ASP A 127 SHEET 8 AA11 GLN A 42 PRO A 45 1 O VAL A 43 N ARG A 81 SHEET 9 AA11 TYR A 17 THR A 22 1 O VAL A 20 N THR A 44 SHEET 10 AA11 CYS A 261 VAL A 266 1 O ILE A 264 N GLY A 19 SHEET 11 AA11 TYR A 17 THR A 22 1 O TYR A 17 N ILE A 264 SSBOND 1 CYS A 255 CYS A 261 1555 1555 2.03 LINK C PCA A 1 N ALA A 2 1555 1555 1.33 LINK O4 XYP B 1 C1 XYP B 2 1555 1555 1.43 LINK O4 XYP C 1 C1 XYP C 2 1555 1555 1.42 CISPEP 1 HIS A 83 THR A 84 0 -1.66 CRYST1 46.060 59.560 51.130 90.00 110.80 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 0.021711 0.000000 0.008247 0.00000 SCALE2 0.000000 0.016790 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020921 0.00000 HETATM 1 N PCA A 1 10.646 4.262 27.147 1.00 35.35 N HETATM 2 CA PCA A 1 10.171 2.861 27.240 1.00 33.02 C HETATM 3 CB PCA A 1 11.419 2.000 27.145 1.00 33.52 C HETATM 4 CG PCA A 1 12.582 2.982 26.990 1.00 39.23 C HETATM 5 CD PCA A 1 11.964 4.362 27.006 1.00 38.95 C HETATM 6 OE PCA A 1 12.604 5.421 26.902 1.00 44.95 O HETATM 7 C PCA A 1 9.392 2.559 28.548 1.00 32.21 C HETATM 8 O PCA A 1 9.806 2.931 29.642 1.00 32.72 O