Gre, Porto Alegre, Brazil. four Clinical Engineering, Santa Casa de Miseric dia
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Frietze et al. BMC Immunology (2016) seventeen:24 DOI 10.1186/s12865-016-0154-zRESEARCH ARTICLEOpen AccessCryptic protein-protein interaction motifs while in the cytoplasmic domain of MHCI proteinsKarla K. Frietze1, Adlai L. Pappy II1, Jack W. Melson1, Emily E. O'Driscoll1, Carolyn M. Tyler1,2, David H. Perlman1 and Lisa M. Boulanger1,2*AbstractBackground: Significant histocompatibility advanced PubMed ID:https://www.ncbi.nlm.nih.gov/pubmed/18111632 course I (MHCI) proteins existing antigenic peptides for immune surveillance and engage in important roles in nervous program improvement and plasticity. Most MHCI are transmembrane proteins. The extracellular area of MHCI interacts with immunoreceptors, peptides, and co-receptors to mediate immune signaling. While the cytoplasmic area also performs vital roles in endocytic trafficking, cross-presentation of extracellularly derived antigens, and CTL priming, the molecular mediators of cytoplasmic signaling by MHCI keep on being mainly unknown. Effects: In this article we display the cytoplasmic area of MHCI contains putative protein-protein interaction domains generally known as PDZ (PSD95/disc large/zonula occludens-1) ligands. PDZ ligands are motifs that bind to PDZ domains to organize and mediate signaling at cell-cell contacts. PDZ ligands are limited, degenerate motifs, and they are consequently tricky to determine via sequence homology by itself, but numerous traces of proof counsel that putative PDZ ligand motifs in MHCI are below optimistic selective strain. Putative PDZ ligands are uncovered in the entire ninety nine MHCI proteins examined from diverse species, and therefore are enriched from the cytoplasmic area, in which PDZ interactions manifest. Both of those the posture with the PDZ ligand along with the course of ligand motif are conserved throughout species, in addition as among the genes within a species. Non-synon.
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