Structure Protein: Difference between revisions

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[[SNAP-GAMMA DALI]]
[[SNAP-GAMMA DALI]]


Based on Dali search, 6 protein with highest Z-value was chosen:
Based on Dali search, 6 proteins with highest Z-value were chosen:
1qqe-A (protein transport),
1qqe-A (protein transport),
2fi7-A (protein binding),
2fi7-A (protein binding),

Revision as of 13:28, 2 June 2007

2ifu has 4 chains (A, B, C and D) integrated together to form the whole molecular structure as shown below:

Snap-gamma.png


(chain A= green, chain B= cyan, chain c= purple, and chain d= yellow)

ligands: sulfate ion (SO4) and selenomethionine (MSE)

Ten sulfate ions were observed. Each ion differs in arrangement as well as orientation related with each chains.


protein sequence (FASTA)

>gi|118138356|pdb|2IFU|A Chain A, Crystal Structure Of A Gamma-Snap From Danio Rerio AIAAQKISEAHEHIAKAEKYLKTSFXKWKPDYDSAASEYAKAAVAFKNAKQLEQAKDAYLQEAEAHANNR SLFHAAKAFEQAGXXLKDLQRXPEAVQYIEKASVXYVENGTPDTAAXALDRAGKLXEPLDLSKAVHLYQQ AAAVFENEERLRQAAELIGKASRLLVRQQKFDEAAASLQKEKSXYKEXENYPTCYKKCIAQVLVQLHRAD YVAAQKCVRESYSIPGFSGSEDCAALEDLLQAYDEQDEEQLLRVCRSPLVTYXDNDYAKLAISLKVPGGG GGKKKPSASASAQPQEEEDDEYAGGLC


Strutural comparisons

SNAP-GAMMA DALI

Based on Dali search, 6 proteins with highest Z-value were chosen: 1qqe-A (protein transport), 2fi7-A (protein binding), 1a17 (hydrolase), 2ak6-A, 1fch-A (signalling protein), 1haz4-A (transcription factor),

snap-gamma: multiple structure alignment

Snap-gamma: sequence alignment with 1QQE:A


alt text


Dark colors: 2ifu:A Light colors: 1qqe:A

Protein families

has 2 domains: Pfam at Sanger


alignment with Pfam-B_15198

highly conserved residue :residue 104, 109, 121, 168

http://www.pdb.org/pdb/explore/explore.do?structureId=1QQE