CRYSTAL AND SOLUTION STRUCTURES OF THE OLIGONUCLEOTIDE D(ATGCGCAT)2 - A COMBINED X-RAY AND NMR-STUDY

被引:34
作者
CLARK, GR
BROWN, DG
SANDERSON, MR
CHWALINSKI, T
NEIDLE, S
VEAL, JM
JONES, RL
WILSON, WD
ZON, G
GARMAN, E
STUART, DI
机构
[1] INST CANC RES,CANC RES CAMPAIGN,BIOMOLEC STRUCT UNIT,SUTTON SM2 5NG,SURREY,ENGLAND
[2] GEORGIA STATE UNIV,DEPT CHEM,ATLANTA,GA 30303
[3] APPL BIOSYST INC,FOSTER CITY,CA 94404
[4] UNIV OXFORD,MOLEC BIOPHYS LAB,OXFORD OX1 5QQ,ENGLAND
关键词
D O I
10.1093/nar/18.18.5521
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
A combined crystal-structure determination and NMR analysis of the octanucleotide d(ATGCGCAT)2 is reported. The X-ray analysis shows that the structure is A-form duplex in crystal state. The NMR study shows that in solution this sequence is B-type. The conformational results from each technique are presented in detail. The implications of these findings in terms of conformational flexibility and ligand binding are discussed. © 1990 Oxford University Press.
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页码:5521 / 5528
页数:8
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