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PHI-DAC: protein homology database through dihedral angle conservation. Bioinformatics. 2015 Jan 15;31(2):292-4.

Noa Maatuk, Yitav Glantz-Gashai, Maya Rotman, Meirav Baydany, Gennadiy Fonar, Amir Shechvitz, Karin Shemer, Aviva Peleg, Eli Reuveni, Abraham O Samson, 2015

Finding related conformations in the Protein Data Bank is essential in many areas of bioscience. To assist this task, we designed a dihedral angle database for searching protein segment homologs. The search engine relies on encoding of the protein coordinates into text characters representing amino acid sequence, φ and ψ dihedral angles. The search engine is advantageous owing to its high speed and interactive nature and is expected to assist scientists in discovering conformation homologs and evolutionary kinship. The search engine is fast, with query times lasting a few seconds, and freely available at http://tarshish.md.biu.ac.il/∼samsona.

 

https://pubmed.ncbi.nlm.nih.gov/25252780/