HEADER CARBOHYDRATE 12-NOV-09 2KQO TITLE A 3D-STRUCTURAL MODEL OF UNSULPHATED CHONDROITIN FROM HIGH-FIELD NMR: TITLE 2 4-SULPHATION HAS LITTLE EFFECT ON BACKBONE CONFORMATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-D-GLUCOPYRANURONIC ACID-(1-3)-2-ACETAMIDO-2-DEOXY- COMPND 3 BETA-D-GALACTOPYRANOSE-(1-4)-BETA-D-GLUCOPYRANURONIC ACID-(1-3)-2- COMPND 4 ACETAMIDO-2-DEOXY-BETA-D-GALACTOPYRANOSE-(1-4)-BETA-D- COMPND 5 GLUCOPYRANURONIC ACID-(1-3)-2-ACETAMIDO-2-DEOXY-BETA-D- COMPND 6 GALACTOPYRANOSE; COMPND 7 CHAIN: X; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1 KEYWDS UNSULPHATED CHONDROITIN, CONFORMATION, N-ACETYL-D-GALACTOSAMINE, D- KEYWDS 2 GLUCURONIC ACID, EXPLICIT SOLVENT MOLECULAR DYNAMICS SIMULATION, KEYWDS 3 EXTRACELLULAR MATRIX, GLYCOSAMINOGLYCAN, CARBOHYDRATE EXPDTA SOLUTION NMR NUMMDL 25 AUTHOR B.M.SATTELLE,J.SHAKERI,I.S.ROBERTS,A.ALMOND REVDAT 5 29-JUL-20 2KQO 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 ATOM REVDAT 4 13-JUL-11 2KQO 1 VERSN REVDAT 3 09-FEB-10 2KQO 1 JRNL REVDAT 2 05-JAN-10 2KQO 1 JRNL REVDAT 1 01-DEC-09 2KQO 0 JRNL AUTH B.M.SATTELLE,J.SHAKERI,I.S.ROBERTS,A.ALMOND JRNL TITL A 3D-STRUCTURAL MODEL OF UNSULFATED CHONDROITIN FROM JRNL TITL 2 HIGH-FIELD NMR: 4-SULFATION HAS LITTLE EFFECT ON BACKBONE JRNL TITL 3 CONFORMATION. JRNL REF CARBOHYDR.RES. V. 345 291 2010 JRNL REFN ISSN 0008-6215 JRNL PMID 20022001 JRNL DOI 10.1016/J.CARRES.2009.11.013 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER 10 REMARK 3 AUTHORS : CASE, D. ET AL. REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: 750 NANOSECONDS EXPLICIT SOLVENT REMARK 3 (TIP3P) MOLECULAR DYNAMICS SIMULATED ANNEALING WITHIN THE NPT REMARK 3 ENSEMBLE REMARK 4 REMARK 4 2KQO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-NOV-09. REMARK 100 THE DEPOSITION ID IS D_1000101453. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.0 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 5-10 MM [U-15N] UNSULPHATED REMARK 210 CHONDROITIN, 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 2D 1H-1H TOCSY; 2D 1H-1H COSY; REMARK 210 2D 1H-1H NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 900 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE; INOVA REMARK 210 SPECTROMETER MANUFACTURER : BRUKER; VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 250 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL 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. 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: X 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 HET NGA X 1 29 HET BDP X 2 19 HET NGA X 3 27 HET BDP X 4 19 HET NGA X 5 27 HET BDP X 6 20 HETNAM NGA 2-ACETAMIDO-2-DEOXY-BETA-D-GALACTOPYRANOSE HETNAM BDP BETA-D-GLUCOPYRANURONIC ACID HETSYN BDP D-GLUCURONIC ACID FORMUL 1 NGA 3(C8 H15 N O6) FORMUL 1 BDP 3(C6 H10 O7) LINK O3 NGA X 1 C1 BDP X 2 1555 1555 1.47 LINK O4 BDP X 2 C1 NGA X 3 1555 1555 1.47 LINK O3 NGA X 3 C1 BDP X 4 1555 1555 1.46 LINK O4 BDP X 4 C1 NGA X 5 1555 1555 1.47 LINK O3 NGA X 5 C1 BDP X 6 1555 1555 1.46 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 ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL ENDMDL MASTER 69 0 6 0 0 0 0 6 0 0 0 0 END