1G22 - Header Asymmetric Unit

HEADER DNA 16-OCT-00 1G22

TITLE SOLUTION STRUCTURE OF A MODIFIED HUMAN CENTROMERIC FRAGMENT

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CENTROMERIC SATELLITE III; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: C-RICH STRAND FRAGMENT; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: CCATTCCATTCCTTTCC OCCURS NATURALLY IN HUMANS

KEYWDS DNA SOLUTION STRUCTURE, I-MOTIF, INTERACTING LOOPS, NMR, KEYWDS 2 CENTROMERE, SATELLITE III

EXPDTA SOLUTION NMR

AUTHOR S.NONIN-LECOMTE,J.-L.LEROY

REVDAT 4 24-FEB-09 1G22 1 VERSN REVDAT 3 01-APR-03 1G22 1 JRNL REVDAT 2 25-MAY-01 1G22 1 JRNL REVDAT 1 02-MAY-01 1G22 0

JRNL AUTH S.NONIN-LECOMTE,J.L.LEROY JRNL TITL STRUCTURE OF A C-RICH STRAND FRAGMENT OF THE HUMAN JRNL TITL 2 CENTROMERIC SATELLITE III: A PH-DEPENDENT JRNL TITL 3 INTERCALATION TOPOLOGY. JRNL REF J.MOL.BIOL. V. 309 491 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11371167 JRNL DOI 10.1006/JMBI.2001.4679

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER, A.T. REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1G22 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-OCT-00. REMARK 100 THE RCSB ID CODE IS RCSB012136.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 288 REMARK 210 PH : 5.8 REMARK 210 IONIC STRENGTH : ~10MM NACL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1 MM OF UNLABELED DNA REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D NOESY, DQF-COSY, TOCSY, REMARK 210 31P-1H HETERO-TOCSY, 13C-1H REMARK 210 HSQC, HMBC, 31P-1H HETERO-COSY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : FELIX 98, VNMR 6.2, MOLMOL REMARK 210 2.4, CURVES REMARK 210 METHOD USED : NMR-BASED SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 1 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THE STRUCTURE WAS DETERMINED USING 2D HOMONUCLEAR AND REMARK 210 NATURAL ABUNDANCE HETERONUCLEAR TECHNIQUES AT A TEMPERATURES REMARK 210 260-288.

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 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 DC A 2 O4' - C1' - N1 ANGL. DEV. = 1.8 DEGREES REMARK 500 DA A 3 O4' - C1' - N9 ANGL. DEV. = 3.2 DEGREES REMARK 500 DA A 3 N7 - C8 - N9 ANGL. DEV. = 3.8 DEGREES REMARK 500 DT A 4 O4' - C1' - N1 ANGL. DEV. = 2.7 DEGREES REMARK 500 DT A 5 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DC A 6 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DC A 7 O4' - C1' - N1 ANGL. DEV. = 2.1 DEGREES REMARK 500 DA A 8 O4' - C1' - N9 ANGL. DEV. = 2.8 DEGREES REMARK 500 DA A 8 N7 - C8 - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 DU A 9 O4' - C1' - N1 ANGL. DEV. = 3.4 DEGREES REMARK 500 DT A 10 O4' - C1' - N1 ANGL. DEV. = 2.9 DEGREES REMARK 500 DC A 11 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DC A 12 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DU A 13 O4' - C1' - N1 ANGL. DEV. = 2.8 DEGREES REMARK 500 DT A 14 O4' - C1' - N1 ANGL. DEV. = 2.3 DEGREES REMARK 500 DT A 14 C6 - C5 - C7 ANGL. DEV. = -3.9 DEGREES REMARK 500 DT A 15 O4' - C1' - N1 ANGL. DEV. = 2.3 DEGREES REMARK 500 DC A 16 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DC A 17 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 REMARK 500 REMARK: NULL

DBREF 1G22 A 1 17 PDB 1G22 1G22 1 17

SEQRES 1 A 17 MCY DC DA DT DT DC DC DA DU DT DC DC DU SEQRES 2 A 17 DT DT DC DC

MODRES 1G22 MCY A 1 DC 5-METHYL-2'-DEOXYCYTIDINE

HET MCY A 1 31

HETNAM MCY 5-METHYL-2'-DEOXYCYTIDINE

FORMUL 1 MCY C10 H15 N3 O4

LINK O3' MCY A 1 P DC A 2 1555 1555 1.61

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