HEADER HYDROLASE 19-AUG-99 1CT7 OBSLTE 20-OCT-00 1CT7 1E8R TITLE SOLUTION STRUCTURE OF TYPE X CBD COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENDO-1,4-BETA-XYLANASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: TYPE X CELLULOSE BINDING DOMAIN (CBDX); COMPND 5 EC: 3.2.1.8; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS FLUORESCENS, SUBSP. SOURCE 3 CELLULOSA; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_COMMON: BACTERIA; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: BL21 KEYWDS BETA STRANDS, ANTIPARALLEL SHEETS EXPDTA NMR, 5 STRUCTURES AUTHOR S.RAGHOTHAMA,P.J.SIMPSON,H.J.GILBERT,M.P.WILLIAMSON REVDAT 2 09-OCT-00 1CT7 1 OBSLTE REVDAT 1 09-FEB-00 1CT7 0 JRNL AUTH S.RAGHOTHAMA,P.J.SIMPSON,L.SZABO,T.NAGY, JRNL AUTH 2 H.J.GILBERT,M.P.WILLIAMSON JRNL TITL SOLUTION STRUCTURE OF THE CBM10 CELLULOSE BINDING JRNL TITL 2 MODULE FROM PSEUDOMONAS XYLANASE A JRNL REF BIOCHEMISTRY V. 39 978 2000 JRNL REFN ASTM BICHAW US ISSN 0006-2960 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NULL REMARK 3 AUTHORS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STRUCTURES ARE BASED ON 682 REMARK 3 DISTANCE RESTRAINTS WHICH INCLUDE 18 PAIRS OF H-BOND REMARK 3 RESTRAINTS AND 16 AMBIGUOUS NOE RESTRAINTS. IN ADDITION 69 REMARK 3 DIHEDRAL RESTRAINTS MADE UP OF 39 PHI AND 30 CHI1 WERE USED. REMARK 4 REMARK 4 1CT7 COMPLIES WITH FORMAT V. 3.0, 1-DEC-2006 REMARK 4 REMARK 4 THIS IS THE REMEDIATED VERSION OF THIS PDB ENTRY. REMARK 4 REMEDIATED DATA FILE REVISION 3.100 (2007-03-19) REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB. REMARK 100 THE RCSB ID CODE IS RCSB009535. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 323 REMARK 210 PH : 4.5 REMARK 210 IONIC STRENGTH : 100MM NACL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1MM CBDX; 50MM SODIUM REMARK 210 PHOSPHATE BUFFER; 100MM SODIUM REMARK 210 CHLORIDE REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY, DQF-COSY, E-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ, 600 MHZ REMARK 210 SPECTROMETER MODEL : DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : FELIX 97.0, X-PLOR 3.1 REMARK 210 METHOD USED : DISTANCE GEOMETRY, SIMULATED REMARK 210 ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 5 REMARK 210 CONFORMERS, SELECTION CRITERIA : 5 STRUCTURES CHOSEN AT RANDOM REMARK 210 FROM THE 21 LOWEST ENERGY REMARK 210 STRUCTURES REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THE STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUES. REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. DBREF 1CT7 A 20 69 PIR S06047 S06047 179 228 SEQADV 1CT7 MET A 20 PIR S06047 SER 179 CLONING ARTIFACT SEQRES 1 A 50 MET GLY ASN GLN GLN CYS ASN TRP TYR GLY THR LEU TYR SEQRES 2 A 50 PRO LEU CYS VAL THR THR THR ASN GLY TRP GLY TRP GLU SEQRES 3 A 50 ASP GLN ARG SER CYS ILE ALA ARG SER THR CYS ALA ALA SEQRES 4 A 50 GLN PRO ALA PRO PHE GLY ILE VAL GLY SER GLY HELIX 1 1 ARG A 53 ALA A 57 1 5 SHEET 1 A 4 GLN A 24 ASN A 26 0 SHEET 2 A 4 LEU A 31 CYS A 35 -1 O TYR A 32 N CYS A 25 SHEET 3 A 4 ARG A 48 ALA A 52 1 N ILE A 51 O PRO A 33 SHEET 4 A 4 TRP A 42 GLU A 45 -1 N GLY A 43 O CYS A 50 SSBOND 1 CYS A 25 CYS A 56 SSBOND 2 CYS A 35 CYS A 50 CISPEP 1 ALA A 61 PRO A 62 1 -0.02 CISPEP 2 ALA A 61 PRO A 62 2 0.18 CISPEP 3 ALA A 61 PRO A 62 3 0.29 CISPEP 4 ALA A 61 PRO A 62 4 0.33 CISPEP 5 ALA A 61 PRO A 62 5 -0.20 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1