4hu4: Difference between revisions
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{{STRUCTURE_4hu4| PDB=4hu4 | SCENE= }} | |||
===Crystal structure of EAL domain of the E. coli DosP - dimeric form=== | |||
{{ABSTRACT_PUBMED_23695249}} | |||
==Function== | |||
[[http://www.uniprot.org/uniprot/DOSP_ECOLI DOSP_ECOLI]] Heme-based oxygen sensor protein displaying phosphodiesterase (PDE) activity toward c-di-GMP in response to oxygen availability. Involved in the modulation of intracellular c-di-GMP levels, in association with DosC which catalyzes the biosynthesis of c-di-GMP (diguanylate cyclase activity). Cyclic-di-GMP is a second messenger which controls cell surface-associated traits in bacteria. Has very poor PDE activity on cAMP (PubMed:15995192) but is not active with cGMP, bis(p-nitrophenyl) phosphate or p-nitrophenyl phosphate (PubMed:11970957). Via its PDE activity on c-di-GMP, DosP regulates biofilm formation through the repression of transcription of the csgBAC operon, which encodes curli structural subunits.<ref>PMID:20553324</ref> | |||
==About this Structure== | |||
[[4hu4]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli_k-12 Escherichia coli k-12]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4HU4 OCA]. | |||
==Reference== | |||
<ref group="xtra">PMID:023695249</ref><references group="xtra"/><references/> | |||
[[Category: Cyclic-guanylate-specific phosphodiesterase]] | |||
[[Category: Escherichia coli k-12]] | |||
[[Category: Barends, T R.M.]] | |||
[[Category: Hartmann, E.]] | |||
[[Category: Schlichting, I.]] | |||
[[Category: Tarnawski, M.]] | |||
[[Category: Cyclic di-gmp phosphodiesterase]] | |||
[[Category: Direct oxygen sensor]] | |||
[[Category: Eal domain]] | |||
[[Category: Ecdo]] | |||
[[Category: Hydrolase]] | |||
[[Category: Signaling protein]] | |||
[[Category: Tim-barrel]] | |||