1a8a: Difference between revisions
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==Overview== | ==Overview== | ||
Structural evidence is presented for a 'Ca(2+)-bridging' mechanism, proposed for Ca(2+)-binding interfacial membrane proteins such as | Structural evidence is presented for a 'Ca(2+)-bridging' mechanism, proposed for Ca(2+)-binding interfacial membrane proteins such as annexins, protein kinase C, and certain coagulation proteins. Crystal structures of Ca(2+)-annexin V complexes with phospholipid polar heads provide molecular details of 'Ca(2+)-bridges' as key features in the membrane attachment exhibited by these proteins. Distinct binding sites for phospholipid head groups are observed, including a novel, double-Ca2+ recognition site for phosphoserine that may serve as a phosphatidylserine receptor site in vivo. | ||
==About this Structure== | ==About this Structure== | ||
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[[Category: Rattus norvegicus]] | [[Category: Rattus norvegicus]] | ||
[[Category: Single protein]] | [[Category: Single protein]] | ||
[[Category: Concha, N | [[Category: Concha, N O.]] | ||
[[Category: Dedman, J | [[Category: Dedman, J R.]] | ||
[[Category: Kaetzel, M | [[Category: Kaetzel, M A.]] | ||
[[Category: Seaton, B | [[Category: Seaton, B A.]] | ||
[[Category: Swairjo, M | [[Category: Swairjo, M A.]] | ||
[[Category: CA]] | [[Category: CA]] | ||
[[Category: GSE]] | [[Category: GSE]] | ||
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[[Category: phospholipid analog]] | [[Category: phospholipid analog]] | ||
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 11:42:00 2008'' | ||