+
データを開く
-
基本情報
| 登録情報 | データベース: PDB / ID: 5aco | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| タイトル | Cryo-EM structure of PGT128 Fab in complex with BG505 SOSIP.664 Env trimer | |||||||||
要素 |
| |||||||||
キーワード | VIRAL PROTEIN / IMMUNE SYSTEM / HIV-1 / ENV / BNAB / ANTIBODY / PGT128 | |||||||||
| 機能・相同性 | 機能・相同性情報symbiont-mediated perturbation of host defense response / positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / host cell endosome membrane / clathrin-dependent endocytosis of virus by host cell / viral protein processing / fusion of virus membrane with host plasma membrane / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell ...symbiont-mediated perturbation of host defense response / positive regulation of plasma membrane raft polarization / positive regulation of receptor clustering / host cell endosome membrane / clathrin-dependent endocytosis of virus by host cell / viral protein processing / fusion of virus membrane with host plasma membrane / fusion of virus membrane with host endosome membrane / viral envelope / virion attachment to host cell / host cell plasma membrane / virion membrane / structural molecule activity / identical protein binding / membrane 類似検索 - 分子機能 | |||||||||
| 生物種 | ![]() HUMAN IMMUNODEFICIENCY VIRUS 1 (ヒト免疫不全ウイルス) HOMO SAPIENS (ヒト) | |||||||||
| 手法 | 電子顕微鏡法 / 単粒子再構成法 / クライオ電子顕微鏡法 / 解像度: 4.36 Å | |||||||||
データ登録者 | Lee, J.H. / Ward, A.B. | |||||||||
引用 | ジャーナル: Structure / 年: 2015タイトル: Model Building and Refinement of a Natively Glycosylated HIV-1 Env Protein by High-Resolution Cryoelectron Microscopy. 著者: Jeong Hyun Lee / Natalia de Val / Dmitry Lyumkis / Andrew B Ward / ![]() 要旨: Secretory and membrane proteins from mammalian cells undergo post-translational modifications, including N-linked glycosylation, which can result in a large number of possible glycoforms. This sample ...Secretory and membrane proteins from mammalian cells undergo post-translational modifications, including N-linked glycosylation, which can result in a large number of possible glycoforms. This sample heterogeneity can be problematic for structural studies, particularly X-ray crystallography. Thus, crystal structures of heavily glycosylated proteins such as the HIV-1 Env viral spike protein have been determined by removing the majority of glycans. This step is most frequently carried out using Endoglycosidase H (EndoH) and requires that all expressed glycans be in the high-mannose form, which is often not the native glycoform. With significantly improved technologies in single-particle cryoelectron microscopy, we demonstrate that it is now possible to refine and build natively glycosylated HIV-1 Env structures in solution to 4.36 Å resolution. At this resolution we can now analyze the complete epitope of a broadly neutralizing antibody (bnAb), PGT128, in the context of the trimer expressed with native glycans. | |||||||||
| 履歴 |
|
-
構造の表示
| ムービー |
ムービービューア |
|---|---|
| 構造ビューア | 分子: Molmil Jmol/JSmol |
-
ダウンロードとリンク
-
ダウンロード
| PDBx/mmCIF形式 | 5aco.cif.gz | 479.2 KB | 表示 | PDBx/mmCIF形式 |
|---|---|---|---|---|
| PDB形式 | pdb5aco.ent.gz | 表示 | PDB形式 | |
| PDBx/mmJSON形式 | 5aco.json.gz | ツリー表示 | PDBx/mmJSON形式 | |
| その他 | その他のダウンロード |
-検証レポート
| アーカイブディレクトリ | https://data.pdbj.org/pub/pdb/validation_reports/ac/5aco ftp://data.pdbj.org/pub/pdb/validation_reports/ac/5aco | HTTPS FTP |
|---|
-関連構造データ
-
リンク
-
集合体
| 登録構造単位 | ![]()
|
|---|---|
| 1 |
|
-
要素
-HIV-1 ENVELOPE ... , 2種, 6分子 ACDBEF
| #1: タンパク質 | 分子量: 53278.301 Da / 分子数: 3 / 断片: GP120, RESIDUES 30-505 / 変異: YES / 由来タイプ: 組換発現 詳細: THE ENV SEQUENCE IS FROM THE CLADE A VIRUS BG505, TRUNCATED AT RESIDUE 664 OF GP41, MUTATED TO HAVE THE N332 GLYCOSYLATION SITE, AND CONTAINS STABILIZING SOSIP MUTATIONS. 由来: (組換発現) ![]() HUMAN IMMUNODEFICIENCY VIRUS 1 (ヒト免疫不全ウイルス)遺伝子: ENV / Variant: BG505 SOSIP.664 / 細胞株 (発現宿主): HEK293 / 発現宿主: HOMO SAPIENS (ヒト) / 参照: UniProt: Q2N0S6#2: タンパク質 | 分子量: 17146.482 Da / 分子数: 3 / 断片: GP41, RESIDUES 509-661 / 変異: YES / 由来タイプ: 組換発現 詳細: THE ENV SEQUENCE IS FROM THE CLADE A VIRUS BG505, TRUNCATED AT RESIDUE 664 OF GP41, MUTATED TO HAVE THE N332 GLYCOSYLATION SITE, AND CONTAINS STABILIZING SOSIP MUTATIONS. 由来: (組換発現) ![]() HUMAN IMMUNODEFICIENCY VIRUS 1 (ヒト免疫不全ウイルス)遺伝子: ENV / Variant: BG505 SOSIP.664 / 細胞株 (発現宿主): HEK293 / 発現宿主: HOMO SAPIENS (ヒト) / 参照: UniProt: Q2N0S6 |
|---|
-抗体 , 2種, 6分子 GHIJKL
| #3: 抗体 | 分子量: 25580.701 Da / 分子数: 3 / 断片: HEAVY CHAIN OF FAB VARIABLE REGION / 由来タイプ: 組換発現 / 詳細: THE FRAGMENT ANTIGEN BINDING (FAB) OF BNAB PGT128. / 由来: (組換発現) HOMO SAPIENS (ヒト) / 細胞株 (発現宿主): HEK293 / 発現宿主: HOMO SAPIENS (ヒト)#4: 抗体 | 分子量: 22224.572 Da / 分子数: 3 / 断片: LIGHT CHAIN OF FAB VARIABLE REGION / 由来タイプ: 組換発現 / 詳細: THE FRAGMENT ANTIGEN BINDING (FAB) OF BNAB PGT128. / 由来: (組換発現) HOMO SAPIENS (ヒト) / 細胞株 (発現宿主): HEK293 / 発現宿主: HOMO SAPIENS (ヒト) |
|---|
-糖 , 6種, 60分子 
| #5: 多糖 | beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta- ...beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose #6: 多糖 | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose #7: 多糖 | alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-alpha-D- ...alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose #8: 多糖 | #9: 多糖 | #10: 糖 | ChemComp-NAG / |
|---|
-詳細
| Has protein modification | Y |
|---|
-実験情報
-実験
| 実験 | 手法: 電子顕微鏡法 |
|---|---|
| EM実験 | 試料の集合状態: PARTICLE / 3次元再構成法: 単粒子再構成法 |
-
試料調製
| 構成要素 | 名称: PGT128 FAB BOUND TO BG505 SOSIP.664 ENV TRIMER / タイプ: COMPLEX |
|---|---|
| 緩衝液 | 名称: 50 MM TRIS, 150 MM NACL, 0.675 MM DDM / pH: 7.4 / 詳細: 50 MM TRIS, 150 MM NACL, 0.675 MM DDM |
| 試料 | 濃度: 2.5 mg/ml / 包埋: NO / シャドウイング: NO / 染色: NO / 凍結: YES |
| 試料支持 | 詳細: HOLEY CARBON |
| 急速凍結 | 装置: HOMEMADE PLUNGER / 凍結剤: ETHANE / 詳細: FROZEN IN LIQUID ETHANE AT 4 DEGREES C. |
-
電子顕微鏡撮影
| 実験機器 | ![]() モデル: Titan Krios / 画像提供: FEI Company |
|---|---|
| 顕微鏡 | モデル: FEI TITAN KRIOS / 日付: 2014年10月7日 / 詳細: IMAGED ON FEI TITAN KRIOS |
| 電子銃 | 電子線源: FIELD EMISSION GUN / 加速電圧: 300 kV / 照射モード: FLOOD BEAM |
| 電子レンズ | モード: BRIGHT FIELD / 倍率(公称値): 22500 X / 倍率(補正後): 22500 X / 最大 デフォーカス(公称値): 3500 nm / 最小 デフォーカス(公称値): 1000 nm / Cs: 2.7 mm |
| 試料ホルダ | 傾斜角・最小: 0 ° |
| 撮影 | 電子線照射量: 35 e/Å2 フィルム・検出器のモデル: GATAN K2 SUMMIT (4k x 4k) |
| 画像スキャン | デジタル画像の数: 2000 |
-
解析
| EMソフトウェア | 名称: RELION / カテゴリ: 3次元再構成 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CTF補正 | 詳細: WHOLE MICROGRAPH | ||||||||||||
| 対称性 | 点対称性: C3 (3回回転対称) | ||||||||||||
| 3次元再構成 | 手法: MAXIMUM LIKELIHOOD / 解像度: 4.36 Å / 粒子像の数: 92095 / ピクセルサイズ(公称値): 1.31 Å / ピクセルサイズ(実測値): 1.31 Å 詳細: SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-3121. (DEPOSITION ID: 13671). 対称性のタイプ: POINT | ||||||||||||
| 原子モデル構築 | プロトコル: OTHER / 空間: REAL / 詳細: METHOD--GLOBAL REFINEMENT PROTOCOL--CRYOEM | ||||||||||||
| 精密化 | 最高解像度: 4.36 Å | ||||||||||||
| 精密化ステップ | サイクル: LAST / 最高解像度: 4.36 Å
|
ムービー
コントローラー
万見について





HUMAN IMMUNODEFICIENCY VIRUS 1 (ヒト免疫不全ウイルス)
HOMO SAPIENS (ヒト)
引用
UCSF Chimera








PDBj







