The asymmetric unit contains a tetradecamer of SmAP1 monomers arranged with pseudo-72 point group symmetry. The biological assembly is thought to be the heptamer formed by chains A through G (or H through N). Any biological significance of the 14-mer in the asymmetric unit is unknown.
-
要素
-
タンパク質 , 1種, 14分子 ABCDEFGHIJKLMN
#1: タンパク質
smallnuclearribonucleoproteinhomolog (Sm-like) / Sm-like archaeal protein SmAP1 / Putative snRNP Sm-like protein
分子量: 9645.075 Da / 分子数: 14 / 由来タイプ: 組換発現 詳細: full-length SmAP1 with additional 5-6 residues appended to the C-terminus (artefact of cloning vector) 由来: (組換発現) Methanothermobacter thermautotrophicus str. Delta H (古細菌) 生物種: Methanothermobacter thermautotrophicus / 株: delta H / 遺伝子: Mth649 / プラスミド: pET-22b(+) / 生物種 (発現宿主): Escherichia coli / 発現宿主: Escherichia coli BL21(DE3) (大腸菌) / 株 (発現宿主): BL21(DE3) / 参照: UniProt: O26745
解像度: 1.9→19.79 Å / Rfactor Rfree error: 0.004 / Isotropic thermal model: RESTRAINED / 交差検証法: THROUGHOUT / σ(F): 0 / σ(I): 0 / 立体化学のターゲット値: Engh & Huber 詳細: No NCS-restraints applied at any point in the refinement