- PDB-6p23: Structure of a nested set of N-terminally extended MHC I-peptides... -
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基本情報
登録情報
データベース: PDB / ID: 6p23
タイトル
Structure of a nested set of N-terminally extended MHC I-peptides provide novel insights into antigen processing presentation
要素
Beta-2-microglobulin
HLA class I histocompatibility antigen, B-8 alpha chain
MHC I-peptide
キーワード
IMMUNE SYSTEM / MHC I antigen processing / MHC I antigen presentation / MHC I structure / MHC I immunopeptide
機能・相同性
機能・相同性情報
regulation of interleukin-12 production / regulation of dendritic cell differentiation / regulation of T cell anergy / regulation of interleukin-6 production / protection from natural killer cell mediated cytotoxicity / TAP binding / detection of bacterium / antigen processing and presentation of endogenous peptide antigen via MHC class Ib / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent / secretory granule membrane ...regulation of interleukin-12 production / regulation of dendritic cell differentiation / regulation of T cell anergy / regulation of interleukin-6 production / protection from natural killer cell mediated cytotoxicity / TAP binding / detection of bacterium / antigen processing and presentation of endogenous peptide antigen via MHC class Ib / antigen processing and presentation of endogenous peptide antigen via MHC class I via ER pathway, TAP-independent / secretory granule membrane / early endosome lumen / Nef mediated downregulation of MHC class I complex cell surface expression / DAP12 interactions / Endosomal/Vacuolar pathway / T cell mediated cytotoxicity / Antigen Presentation: Folding, assembly and peptide loading of class I MHC / lumenal side of endoplasmic reticulum membrane / regulation of iron ion transport / cellular response to iron(III) ion / negative regulation of iron ion transport / negative regulation of forebrain neuron differentiation / antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent / ER to Golgi transport vesicle membrane / peptide antigen assembly with MHC class I protein complex / regulation of erythrocyte differentiation / response to molecule of bacterial origin / HFE-transferrin receptor complex / transferrin transport / defense response / MHC class I peptide loading complex / cellular response to iron ion / negative regulation of receptor-mediated endocytosis / positive regulation of T cell cytokine production / antigen processing and presentation of endogenous peptide antigen via MHC class I / MHC class I protein complex / peptide antigen assembly with MHC class II protein complex / negative regulation of neurogenesis / cellular response to nicotine / MHC class II protein complex / positive regulation of receptor-mediated endocytosis / multicellular organismal-level iron ion homeostasis / positive regulation of T cell mediated cytotoxicity / specific granule lumen / positive regulation of immune response / antigen processing and presentation of exogenous peptide antigen via MHC class II / peptide antigen binding / phagocytic vesicle membrane / recycling endosome membrane / positive regulation of T cell activation / negative regulation of epithelial cell proliferation / Interferon gamma signaling / Immunoregulatory interactions between a Lymphoid and a non-Lymphoid cell / Interferon alpha/beta signaling / Modulation by Mtb of host immune system / positive regulation of cellular senescence / sensory perception of smell / tertiary granule lumen / MHC class II protein complex binding / DAP12 signaling / T cell differentiation in thymus / late endosome membrane / negative regulation of neuron projection development / protein refolding / protein-folding chaperone binding / ER-Phagosome pathway / early endosome membrane / amyloid fibril formation / protein homotetramerization / intracellular iron ion homeostasis / adaptive immune response / learning or memory / immune response / endoplasmic reticulum lumen / Amyloid fiber formation / Golgi membrane / signaling receptor binding / external side of plasma membrane / innate immune response / lysosomal membrane / focal adhesion / Neutrophil degranulation / SARS-CoV-2 activates/modulates innate and adaptive immune responses / structural molecule activity / cell surface / endoplasmic reticulum / Golgi apparatus / protein homodimerization activity / : / extracellular exosome / extracellular region / membrane / identical protein binding / plasma membrane / cytosol 類似検索 - 分子機能
MHC class I, alpha chain, C-terminal / MHC_I C-terminus / MHC class I-like antigen recognition-like / Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1 / MHC class I alpha chain, alpha1 alpha2 domains / Class I Histocompatibility antigen, domains alpha 1 and 2 / Beta-2-Microglobulin / : / MHC class I-like antigen recognition-like / MHC class I-like antigen recognition-like superfamily ...MHC class I, alpha chain, C-terminal / MHC_I C-terminus / MHC class I-like antigen recognition-like / Murine Class I Major Histocompatibility Complex, H2-DB; Chain A, domain 1 / MHC class I alpha chain, alpha1 alpha2 domains / Class I Histocompatibility antigen, domains alpha 1 and 2 / Beta-2-Microglobulin / : / MHC class I-like antigen recognition-like / MHC class I-like antigen recognition-like superfamily / MHC classes I/II-like antigen recognition protein / : / Immunoglobulin/major histocompatibility complex, conserved site / Immunoglobulins and major histocompatibility complex proteins signature. / Immunoglobulin C-Type / Immunoglobulin C1-set / Immunoglobulin C1-set domain / Ig-like domain profile. / Immunoglobulin-like domain / Immunoglobulin-like domain superfamily / Immunoglobulin-like fold / Immunoglobulins / Immunoglobulin-like / Sandwich / 2-Layer Sandwich / Mainly Beta / Alpha Beta 類似検索 - ドメイン・相同性
HLA class I histocompatibility antigen, B alpha chain / HLA class I histocompatibility antigen, B alpha chain / Beta-2-microglobulin 類似検索 - 構成要素
生物種
Homo sapiens (ヒト) Human immunodeficiency virus 1 (ヒト免疫不全ウイルス)
根拠: gel filtration, HLA-B0801 molecule was reconstituted in vitro from the urea solubilized inclusion bodies of HLAB0801 heavy chain and beta 2m in the presence of the peptide in an oxidative refolding buffer.
タイプ
名称
対称操作
数
identity operation
1_555
x,y,z
1
Buried area
4260 Å2
ΔGint
-22 kcal/mol
Surface area
18640 Å2
手法
PISA
単位格子
Length a, b, c (Å)
50.542, 81.350, 110.581
Angle α, β, γ (deg.)
90.00, 90.00, 90.00
Int Tables number
19
Space group name H-M
P212121
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要素
#1: タンパク質
HLAclassIhistocompatibilityantigen, B-8alphachain / MHC class I antigen B*8