实验室及研究工作简介
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Strategy of Spectral Simulation
SPECTRAL SIMULATION
STRUCTURAL ELUCIDATION
O
Descriptors
C NH2
SIRS-SS: Substructure/Subspectra correlation 4 subdatabases: .Small molecules; .Atom focused FRELs; .Particular fragments; .Bond focused FRELs
实验室及研究工作简介
Prof. B.T. Fan ITODYS, Université Paris 7 - Denis Diderot CNRS UMR 7086, 1, rue Guy de la Brosse, 75005 Paris Cedex, France
CAS,北京 2004年 , 年
ITODYS (系统界面、组织和动力学研究所) 系统界面、组织和动力学研究所)
Dubois Doucet Fan
高分子功能材料 和纳米复合材料
表面和界面 及生物传感 器
生物体系和 生物大分子 的物理化学
MAIN RESEARCH AREAS
Quantum Calculations
Organic reactions Processes …… Materials
Chemoinformatics
Theoretical Study of Reaction Mechanism
Scheme 3
N O N O H − O H SN2 H endo TS − R O H H X X H N O H exo TS H − O HR H exo N O R H O H N O H endo H R O
Substructure/Subspectra Correlation and Databases of SIRS-SS
Small Molecules
Particular Fragments
Atom focused FRELs
Bond focused FRELs
Example
BUTYL BENZOATE
巴黎第七(狄德罗)大学- 巴黎第七(狄德罗)大学-法国国家科研中心 UMR7086
总人数(包括研究生、博士后等):约 总人数(包括研究生、博士后等):约 120-150人 ): - 人 正式研究人员及员工: 正式研究人员及员工:70 教授和主任研究员人数: 教授和主任研究员人数:14 主要研究领域 化学信息学 和分子模型
Molecular Graph Handling Ring Perception; Detection of Constitutionally Equivalent Sites; Automorphism; Homomorphism; Isomorphism; Pattern Recognition; Graphic Index; Canonic Numbering; Relative Symmetry; ……
B.T. Fan, A. Barbu and J.P. Doucet, J. Chem. Soc., Perkin Trans. 2., 1997, pp1937-1941. G. Klopman, M.H. Tu and B.T . Fan, Theor. Chem. Acc., 1999,102,33-38. O. Spérandio, B. T. Fan , K. Zakrzewska, Z.J. Jia , R.L. Zheng, A. Panaye, J.P. Doucet, N. Elefassi, SAR and QSAR Environ. Research., 2002, 13, 243-260. Kun Gao, Bo Tao Fan, Nadia El Fassi, Krystyna Zakrzewska, Zhongjian Jia, Ronglian Zheng, Annick Panaye, and Jean-Pierre Doucet , QSAR & Comb. Sci., 2003, 22, 18-28. P.F. Xu, S. Li, T.J. Lu, C.C. Wu, B.T. Fan, G. Golfis, submitted to JACS.
Molecular Graphs Data Mining Spectral Simulation Structural Elucidation Molecular Similarity and Diversity
B
Bioactive Molecules and Drug Design
PPGs, Rutin, Quercetin, …: Action Mechanism Saccharide-Saccharide Interaction Rational Structure Generation Anti-HIV Drug Design Anti-Cancer Drug Design Virtual High Throughput Screening RNA Target Drug Design
CALCULATION OF SR NUMBER (nR)IN SSSR
ቤተ መጻሕፍቲ ባይዱ
nR = 1 +
∑
i =1
i N (C i + 2 ) 2
DETECTION PROCEDURE OF EQUIVALENT SITES
B.T. Fan, A. Panaye, J.P. Doucet and A. Barbu. J. Chem. Inf. Comput. Sci., 1993, 33, pp657-662. B.T. Fan, A. Panaye, J.P. Doucet and A. Barbu, AIP Conference Proceedings 330, pp538-543. B.T. Fan, A. Barbu, A. Panaye and J.P. Doucet, J. Chem. Inf. Comput. Sci., 1996,36,654-659. J.E. Dubois, J.P. Doucet, A. Panaye and B.T. Fan, In "Topological indices and related descriptors in QSAR and QSPR". Gordon and Breach Sciences Publishers, the Netherlands, 1999, pp613-673. B.T. Fan, A. Panaye, J.P. Doucet, J. Chem. Inf. Comput. Sci., 1999, 39, 630-631. J.H. Yao, S.G. Yuan, H.F. Chen, C.Z. Zheng, S. Yang, B.T. Fan, A. Panaye, J.P. Doucet, Compt. & App. Chem., 1999, 16, 97-100. B.T. Fan, A. Panaye, J.H. Yao, S.G. Yuan and J.P. Doucet, DIMACS Series in Discrete Mathematics and Theoretical Computer Science, Vol. 51, Eds. P. Hansen, P.Fowler and M. Zheng, 2000,129-138. M. Petijean, B.T. Fan, A. Panaye and J.P. Doucet, J. Chem. Inf. Comput. Sci. 2000, 40, pp1015-1017. B.T. Fan, A. Maldonado, M. Petitjean, “Molecular similarity and diversity : concepts and applications”. Invited Review, Mol. Diversity, in preparation.
RING PERCEPTION
nR = 1 +
1 2 × 12 + × 1 = 8 2 2
Elimination Technique
This technique concerns the successive removal of reducible nodes from a block according certain criteria, which decreases rapidly the number of nodes involved in next searching step of the smallest rings, and saves considerably the CPU time.
中国科学院海外杰出青年学者基金 绿色化学农药先导结构及作用靶标的发现与研究 (973项目:2003CB114401) (973项目: 项目 中山大学肿瘤研究所(广东省和广州市重点项目:抗癌药物) 中山大学肿瘤研究所(广东省和广州市重点项目:抗癌药物) 其它项目
中法合作项目: 中法合作项目:
年起开始合作, 从1994年起开始合作,获得多项中法合作项目资助: 年起开始合作 获得多项中法合作项目资助: PRA M95-01, PRA M98-03,PRA SI00-05,PRA SI02-03, CNRS/ACS , , , N°7491, N°10337, N°12475,等 ° ° ° , 年来, 多篇论文, 近5年来,共发表了约 多篇论文, 一本专著, 获得了两个软件著作 年来 共发表了约80多篇论文 一本专著, 个奖项, 权,4个奖项,一个专利申请。 组织召开了一次中法学术讨论会, 个奖项 一个专利申请。 组织召开了一次中法学术讨论会, 并将与上海有机所联合主办第三届 CMTPI (CMTPI-2005)国际 - ) 会议
1.0
0.9
0.8
0.7
0.6 Absorbance
0.5
0.4
0.3
0.2
0.1
4000
3000
2000 Wavenumbers (cm-1)
1000
"SIRS-SS: system of simulation of IR/Raman spectra. I. substructure/subspectra correlation", J. Chem. Inf. Comput. Sci. 2001, 41, 1046-1052. "SIRS-SS: system of simulation of IR/Raman spectra. II. Spectral simulation and performance", J. Chem. Inf. Comput. Sci., 2002,42, 199-207. “SPECOIND: Ageneral IR spectral database search method". Applied spectroscopy. 2003, 57(7), 858867.
+
X−
+
XCH2R
+
X−
Geometries of transition states obtained from ab initio calculation Imaginary frequency: –338.98cm–1 for axial attack TS, –383.37cm–1 for equatorial attack TS
Scientific Prize of AFCRST, 2001, France Copyright of software: IDDN.FR.001.160015.D.P.2002.000.20700
Non-Linear Methods Applied to QSAR/QSPR
ANNs and Applications in QSPR SVM and Applications to QSAR/QSPR
Genetic Algorithms
参与中国的科研及中法合作项目
参与项目: 参与项目: 中国国家自然科学基金