- PDB-1914: SIGNAL RECOGNITION PARTICLE ALU RNA BINDING HETERODIMER, SRP9/14 -
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基本情報
登録情報
データベース: PDB / ID: 1914
タイトル
SIGNAL RECOGNITION PARTICLE ALU RNA BINDING HETERODIMER, SRP9/14
要素
SIGNAL RECOGNITION PARTICLE 9/14 FUSION PROTEIN
キーワード
ALU DOMAIN / RNA BINDING / SIGNAL RECOGNITION PARTICLE (SRP) / TRANSLATION REGULATION
機能・相同性
機能・相同性情報
endoplasmic reticulum signal peptide binding / SRP-dependent cotranslational protein targeting to membrane / signal recognition particle, endoplasmic reticulum targeting / protein targeting to ER / 7S RNA binding / SRP-dependent cotranslational protein targeting to membrane / Neutrophil degranulation / nucleus / cytosol 類似検索 - 分子機能
Signal recognition particle alu RNA binding heterodimer, srp9/1 / Signal recognition particle, SRP14 subunit / Signal recognition particle, SRP9/SRP14 subunit / Signal recognition particle 14kD protein / Signal recognition particle alu RNA binding heterodimer, srp9/1 / 2-Layer Sandwich / Alpha Beta 類似検索 - ドメイン・相同性
BETA-MERCAPTOETHANOL / PHOSPHATE ION / Signal recognition particle 14 kDa protein 類似検索 - 構成要素
マシュー密度: 3 Å3/Da / 溶媒含有率: 34 % 解説: DATA WERE COLLECTED ON SELENIUM, MERCURY AND PLATINUM DERIVATIVES TO SOLVE MIR STRUCTURE
結晶化
温度: 277 K / 手法: ハンギングドロップ法 / pH: 7.7 詳細: THE SRPPHI14-9 PROTEIN WAS CRYSTALLIZED (BIRSE ET AL., FEBS LETTERS, 1996) BY THE HANGING DROP METHOD IN 2.0 M NAH2/K2H PO4, PH 7.7, 2% MPD, 1.0 MM NAN3 AT 4 DEGREES C WITH A FINAL PROTEIN ...詳細: THE SRPPHI14-9 PROTEIN WAS CRYSTALLIZED (BIRSE ET AL., FEBS LETTERS, 1996) BY THE HANGING DROP METHOD IN 2.0 M NAH2/K2H PO4, PH 7.7, 2% MPD, 1.0 MM NAN3 AT 4 DEGREES C WITH A FINAL PROTEIN CONCENTRATION OF 5-8 MG ML-1. CRYSTALS FORMED OVER 2-3 WEEKS AND WERE TYPICALLY 150 X 150 X 300 MM3 IN SPACE, hanging drop, temperature 277K
解像度: 2.53→2.6 Å / 冗長度: 4.2 % / Rmerge(I) obs: 0.0218 / Mean I/σ(I) obs: 2.4 / Rsym value: 0.0218 / % possible all: 97.2
反射
*PLUS
Num. obs: 7634 / Num. measured all: 36956
反射 シェル
*PLUS
最低解像度: 2.64 Å / % possible obs: 97.2 %
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解析
ソフトウェア
名称
バージョン
分類
X-PLOR
3.8
モデル構築
X-PLOR
3.8
精密化
DENZO
データ削減
MOSFLM
データ削減
CCP4
データスケーリング
X-PLOR
3.8
位相決定
精密化
構造決定の手法: 多重同系置換 / 解像度: 2.53→20 Å / Data cutoff high absF: 10000000 / Data cutoff low absF: 0.001 / 交差検証法: THROUGHOUT / σ(F): 2 詳細: THE MODEL INCLUDES 77 RESIDUES OF SRP9 (4-81) AND 84 RESIDUES OF SRP14 (1-34) AND (47-97). THE SRP14 LOOP ELECTRON DENSITY CONNECTING 14B1-14B2 (34-47) IS WEAK SUGGESTING THAT THE LOOP IS ...詳細: THE MODEL INCLUDES 77 RESIDUES OF SRP9 (4-81) AND 84 RESIDUES OF SRP14 (1-34) AND (47-97). THE SRP14 LOOP ELECTRON DENSITY CONNECTING 14B1-14B2 (34-47) IS WEAK SUGGESTING THAT THE LOOP IS FLEXIBLE. 5 C-TERMINAL AND 3 N-TERMINAL RESIDUES OF SRP9 AND 13 C-TERMINAL RESIDUES OF SRP14 HAVE POORLY DEFINED DENSITY. IN ADDITION, THE MODEL DOES NOT INCLUDE THE SRPF14-9 N-TERMINAL F EXTENSION (18 RESIDUES) NOR THE ENTIRE LINKER REGION OF WHICH ONLY 8 OF 17 RESIDUES ARE ORDERED.