1shb
From Proteopedia
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[[Image:1shb.gif|left|200px]] | [[Image:1shb.gif|left|200px]] | ||
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'''CRYSTAL STRUCTURE OF THE PHOSPHOTYROSINE RECOGNITION DOMAIN SH2 OF V-SRC COMPLEXED WITH TYROSINE-PHOSPHORYLATED PEPTIDES''' | '''CRYSTAL STRUCTURE OF THE PHOSPHOTYROSINE RECOGNITION DOMAIN SH2 OF V-SRC COMPLEXED WITH TYROSINE-PHOSPHORYLATED PEPTIDES''' | ||
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[[Category: Kuriyan, J.]] | [[Category: Kuriyan, J.]] | ||
[[Category: Waksman, G.]] | [[Category: Waksman, G.]] | ||
- | [[Category: | + | [[Category: Phosphotransferase]] |
- | + | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sat May 3 08:42:21 2008'' | |
- | ''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on | + |
Revision as of 05:42, 3 May 2008
CRYSTAL STRUCTURE OF THE PHOSPHOTYROSINE RECOGNITION DOMAIN SH2 OF V-SRC COMPLEXED WITH TYROSINE-PHOSPHORYLATED PEPTIDES
Overview
Three-dimensional structures of complexes of the SH2 domain of the v-src oncogene product with two phosphotyrosyl peptides have been determined by X-ray crystallography at resolutions of 1.5 and 2.0 A, respectively. A central antiparallel beta-sheet in the structure is flanked by two alpha-helices, with peptide binding mediated by the sheet, intervening loops and one of the helices. The specific recognition of phosphotyrosine involves amino-aromatic interactions between lysine and arginine side chains and the ring system in addition to hydrogen-bonding interactions with the phosphate.
About this Structure
1SHB is a Single protein structure of sequence from Rous sarcoma virus. Full crystallographic information is available from OCA.
Reference
Crystal structure of the phosphotyrosine recognition domain SH2 of v-src complexed with tyrosine-phosphorylated peptides., Waksman G, Kominos D, Robertson SC, Pant N, Baltimore D, Birge RB, Cowburn D, Hanafusa H, Mayer BJ, Overduin M, et al., Nature. 1992 Aug 20;358(6388):646-53. PMID:1379696 Page seeded by OCA on Sat May 3 08:42:21 2008