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InterPro: IPR011992 EF-hand-like domain
Protein matches
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UniProtKB Matches: 14393 proteins |
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Accession
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IPR011992 EF-hand-like_dom |
Type
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Domain |
Signatures
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InterPro Relationships
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Children
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IPR003299 Flagellar calcium-binding protein (calflagin)
IPR014741 Adaptor protein Cbl, EF hand-like
IPR015359 Phospholipase C, phosphoinositol-specific, EF-hand-like
IPR019577 SPARC/Testican, calcium-binding domain
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Found in
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IPR001125 Recoverin
IPR001217 STAT transcription factor, core
IPR008080 Parvalbumin
IPR013801 STAT transcription factor, DNA-binding
IPR015754 Calcium binding protein
IPR015756 Guanylate cyclase activating protein 2
IPR015757 Calcineurin B protein
IPR016344 Dystrophin/utrophin
IPR016359 SPARC-like protein 1
IPR017432 Distrobrevin
IPR017433 Dystrophin-related protein 2
IPR020639 Calcyphosin-like
IPR020642 Calcium-dependent protein kinase
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Contains
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IPR001751 S100/CaBP-9k-type, calcium binding
IPR001999 Osteonectin-like, conserved site
IPR002048 Calcium-binding EF-hand
IPR013566 EF hand associated, type-1
IPR013567 EF hand associated, type-2
IPR013623 NADPH oxidase Respiratory burst
IPR013787 S100/CaBP-9k-type, calcium binding, subdomain
IPR014837 EF-hand, Ca insensitive
IPR015153 EF-hand domain, type 1
IPR015154 EF-hand domain, type 2
IPR018247 EF-Hand 1, calcium-binding site
IPR018248 EF-Hand domain
IPR018249 EF-HAND 2
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GO Term annotation
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Function
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GO:0005509 calcium ion binding
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InterPro annotation
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Entry Details in BioMart
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Abstract
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This domain consists of a duplication of two EF-hand units, where each unit is composed of two helices connected by a twelve-residue calcium-binding loop. The calcium ion in the EF-hand loop is coordinated in a pentagonal bipyramidal configuration. Many calcium-binding proteins contain an EF-hand type calcium-binding domain [1, 2]. These include: calbindin D9K, S100 proteins such as calcyclin, polcalcin phl p 7 (a calcium-binding pollen allergen), osteonectin, parvalbumin, calmodulin [3] family of proteins (troponin C, caltractin, cdc4p, myosin essential chain, calcineurin, recoverin, neurocalcin), plasmodial-specific CaII-binding protein Cbp40, penta-EF-Hand proteins [4] (sorcin, grancalcin, calpain), as well as multidomain proteins such as phosphoinositide-specific phospholipase C, dystrophin, Cb1 and alpha-actinin. The fold consists of four helices and an open array of two hairpins.
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Structural links
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SCOP:
a.39.1.1
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a.39.1.10
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a.39.1.2
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a.39.1.3
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a.39.1.4
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a.39.1.5
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a.39.1.6
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a.39.1.7
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a.39.1.8
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a.39.1.9
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a.48.1.1
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a.7.1.1
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b.2.5.5
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d.93.1.1
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Additional Reading
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Hicks SN, Jezyk MR, Gershburg S, Seifert JP, Harden TK, Sondek J.
General and versatile autoinhibition of PLC isozymes.
Mol. Cell 31 2008 383-94
[PubMed: 18691970]
http://dx.doi.org/10.1016/j.molcel.2008.06.018
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Zhukov I, Ejchart A, Bierzynski A.
Structural and motional changes induced in apo-S100A1 protein by the disulfide formation between its Cys 85 residue and beta-mercaptoethanol.
Biochemistry 47 2008 640-50
[PubMed: 18088104]
http://dx.doi.org/10.1021/bi701762v
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Stepanyuk GA, Liu ZJ, Markova SS, Frank LA, Lee J, Vysotski ES, Wang BC.
Crystal structure of coelenterazine-binding protein from Renilla muelleri at 1.7 A: why it is not a calcium-regulated photoprotein.
Photochem. Photobiol. Sci. 7 2008 442-7
[PubMed: 18385886]
http://dx.doi.org/10.1039/b716535h
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Lusin JD, Vanarotti M, Li C, Valiveti A, Ames JB.
NMR structure of DREAM: Implications for Ca(2+)-dependent DNA binding and protein dimerization.
Biochemistry 47 2008 2252-64
[PubMed: 18201103]
http://dx.doi.org/10.1021/bi7017267
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Halling DB, Georgiou DK, Black DJ, Yang G, Fallon JL, Quiocho FA, Pedersen SE, Hamilton SL.
Determinants in CaV1 channels that regulate the Ca2+ sensitivity of bound calmodulin.
J. Biol. Chem. 284 2009 20041-51
[PubMed: 19473981]
http://dx.doi.org/10.1074/jbc.M109.013326
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InterPro 23.1
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