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Constituting and Testing of a Sampling Database of Protein Spatial Structure
Author(s): 
Pages: 471-478
Year: Issue:  5
Journal: ACTA SCIENTIARUM NATURALIUM UNIVERSITATIS NEIMONGOL

Keyword:  蛋白质空间结构PDB样板库;
Abstract: 按照分辨率较高、同一性较低的标准,从PDB库中选取高质量的蛋白质空间结构数据,构建了精度高于0.25 nm、序列同一性低于25%的样板数据库SLCTBASE,其中有效残基数近19万.建库过程中,对PDB原始数据文件进行了详细检验,发现其中包含有错误及可疑数据.本文还统计了SLCTBASE中主链键长、CA-CA距离、二面角的分布情况.
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