AUTOMATED CONFORMATIONAL-ANALYSIS - DIRECTED CONFORMATIONAL SEARCH USING THE A-STAR ALGORITHM

被引:49
作者
LEACH, AR [1 ]
PROUT, K [1 ]
机构
[1] UNIV OXFORD,CHEM CRYSTALLOG LAB,OXFORD OX1 3PD,ENGLAND
关键词
D O I
10.1002/jcc.540111012
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A common requirement in conformational analysis is the identification of a molecule's lowest energy conformations. The application of the A* algorithm to this problem is examined. The algorithm uses heuristic information about the problem domain to direct the search and has been implemented in a system for performing automated conformational analysis. The method is detailed and sample results presented. Some limitations of the approach are identified. Copyright © 1990 John Wiley & Sons, Inc.
引用
收藏
页码:1193 / 1205
页数:13
相关论文
共 33 条
[1]   CONFORMATIONAL-ANALYSIS .130. MM2 - HYDROCARBON FORCE-FIELD UTILIZING V1 AND V2 TORSIONAL TERMS [J].
ALLINGER, NL .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1977, 99 (25) :8127-8134
[2]  
[Anonymous], 1987, DYNAMICS PROTEINS NU
[3]   COMPARATIVE CONFORMATIONAL-ANALYSIS OF CHOLESTEROL AND ERGOSTEROL BY MOLECULAR MECHANICS [J].
BAGINSKI, M ;
TEMPCZYK, A ;
BOROWSKI, E .
EUROPEAN BIOPHYSICS JOURNAL WITH BIOPHYSICS LETTERS, 1989, 17 (03) :159-166
[4]  
Barr A, 1981, HDB ARTIFICIAL INTEL
[5]   PREDICTION OF THE FOLDING OF SHORT POLYPEPTIDE SEGMENTS BY UNIFORM CONFORMATIONAL SAMPLING [J].
BRUCCOLERI, RE ;
KARPLUS, M .
BIOPOLYMERS, 1987, 26 (01) :137-168
[6]   AN INTERNAL COORDINATE MONTE-CARLO METHOD FOR SEARCHING CONFORMATIONAL SPACE [J].
CHANG, G ;
GUIDA, WC ;
STILL, WC .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1989, 111 (12) :4379-4386
[7]  
CRIPPEN GM, 1988, DISTANCE GEOMETRY CO
[8]  
Dolata D P, 1987, J Comput Aided Mol Des, V1, P73, DOI 10.1007/BF01680558
[9]   CONFORMATIONAL-ANALYSIS OF STEROLS - COMPARISON OF X-RAY CRYSTALLOGRAPHIC OBSERVATIONS WITH DATA FROM OTHER SOURCES [J].
DUAX, WL ;
GRIFFIN, JF ;
ROHRER, DC ;
WEEKS, CM .
LIPIDS, 1980, 15 (09) :783-792
[10]   MOLECULAR MECHANICS CONFORMATIONAL-ANALYSIS OF CYCLONONANE USING THE RIPS METHOD AND COMPARISON WITH QUANTUM-MECHANICAL CALCULATIONS [J].
FERGUSON, DM ;
GLAUSER, WA ;
RABER, DJ .
JOURNAL OF COMPUTATIONAL CHEMISTRY, 1989, 10 (07) :903-910