Evidence map›Paper›PMID 31249437›Full record

ArticleBioinformation2019

Fold combinations in multi-domain proteins.

Nagarajan Naveenkumar, Gayatri Kumar, Ramanathan Sowdhamini, Narayanaswamy Srinivasan, Sneha Vishwanath

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Article in Bioinformation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

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0cells of the map it votes in
3citing papers in PubMed
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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Nagarajan NaveenkumarNational Center for Biological Science, GKVK Campus, Bengaluru, Karnataka, India - 560065.
Gayatri KumarMolecular Biophysics Unit, Indian Institute of Science, Bengaluru, Karnataka, India - 560012.
Ramanathan SowdhaminiNational Center for Biological Science, GKVK Campus, Bengaluru, Karnataka, India - 560065.
Narayanaswamy SrinivasanMolecular Biophysics Unit, Indian Institute of Science, Bengaluru, Karnataka, India - 560012.
Sneha VishwanathMolecular Biophysics Unit, Indian Institute of Science, Bengaluru, Karnataka, India - 560012.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Domain-domain interactions in multi-domain proteins play an important role in the combined function of individual domains for the overall biological activity of the protein. The functions of the tethered domains are often coupled and hence, limited numbers of domain architectures with defined folds are known in nature. Therefore, it is of interest to document the available fold-fold combinations and their preference in multi-domain proteins. Hence, we analyzed all multi-domain proteins with known structures in the protein databank and observed that only about 860 fold-fold combinations are present among them. Analyses of multi-domain proteins represented in sequence database result in recognition of 29,860 fold-fold combinations and it accounts for only 2.8% of the theoretically possible 1,036,080 (1439C2) fold-fold combinations. The observed preference for fold-fold combinations in multi-domain proteins is interesting in the context of multiple functions through structural adaptation by gene fusion.

Indexed as

domain architecturedomain foldsmulti-domain proteinsprotein evolutionprotein structure

Identifiers

PMID31249437
PMCPMC6589474

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