2v90

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Crystal structure of the 3rd PDZ domain of intestine- and kidney- enriched PDZ domain IKEPP (PDZD3)Crystal structure of the 3rd PDZ domain of intestine- and kidney- enriched PDZ domain IKEPP (PDZD3)

Structural highlights

2v90 is a 6 chain structure with sequence from Homo sapiens. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

NHRF4_HUMAN Acts as a regulatory protein that associates with GUCY2C and negatively modulates its heat-stable enterotoxin-mediated activation (PubMed:11950846). Stimulates SLC9A3 activity in the presence of elevated calcium ions (PubMed:19088451).[1] [2]

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

See Also

References

  1. ↑ Scott RO, Thelin WR, Milgram SL. A novel PDZ protein regulates the activity of guanylyl cyclase C, the heat-stable enterotoxin receptor. J Biol Chem. 2002 Jun 21;277(25):22934-41. PMID:11950846 doi:10.1074/jbc.M202434200
  2. ↑ Zachos NC, Hodson C, Kovbasnjuk O, Li X, Thelin WR, Cha B, Milgram S, Donowitz M. Elevated intracellular calcium stimulates NHE3 activity by an IKEPP (NHERF4) dependent mechanism. Cell Physiol Biochem. 2008;22(5-6):693-704. PMID:19088451 doi:10.1159/000185553

2v90, resolution 2.00Å

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OCA
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