Using domain-based structural ensemble to improve structure modeling

Fa Zhang*, Zhaoyun Ma, Zhiyong Liu, Bo Yuan

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, we presented a method to improve structural modeling based on conserved domain clusters and structure-anchored alignment. First we mapped all the InterPro domains in the entire PDB, partitioned and clustered homologous domains into the domain-based template library. This aimed at expanding structural coverage to more protein sequences. For each cluster, we generated a multiple structural alignment based only on the 3D information. Then we extracted a core-structure and built a position-specific profile from the structure and sequence information for each of cluster. Based on the multiple structural alignments, core-structures and the profiles, we developed a structure-anchored alignment method to increase the alignment accuracy between a query and its templates. Preliminary results show that our template library and the structure-anchored alignment method can be used for the prediction for a majority of known protein sequences with better qualities.

源语言英语
主期刊名Proceedings of the 7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE
835-841
页数7
DOI
出版状态已出版 - 2007
已对外发布
活动7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE - Boston, MA, 美国
期限: 14 1月 200717 1月 2007

出版系列

姓名Proceedings of the 7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE

会议

会议7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE
国家/地区美国
Boston, MA
时期14/01/0717/01/07

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引用此

Zhang, F., Ma, Z., Liu, Z., & Yuan, B. (2007). Using domain-based structural ensemble to improve structure modeling. 在 Proceedings of the 7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE (页码 835-841). 文章 4375657 (Proceedings of the 7th IEEE International Conference on Bioinformatics and Bioengineering, BIBE). https://doi.org/10.1109/BIBE.2007.4375657