Thiosulfate dehydrogenase (TsdA) from Allochromatium vinosum - tetrathionate soak

Thiosulfate dehydrogenase (TsdA) from Allochromatium vinosum - tetrathionate soak Descriptor: HEME C, IODIDE ION, SULFATE ION, ... Authors: Brito, J.A, Denkmann, K, Pereira, I.A.C, Dahl, C, Archer, M. Deposit date: 2014-10-21 Release date: 2015-02-18 Last modified: 2024-11-06 Method: X-RAY DIFFRACTION (1.3989 Å) Cite: Thiosulfate Dehydrogenase (TsdA) from Allochromatium vinosum: STRUCTURAL AND FUNCTIONAL INSIGHTS INTO THIOSULFATE OXIDATION. J.Biol.Chem., 290, 2015

搜集汇总

背景与挑战

背景概述

该数据集提供了来自紫色硫细菌Allochromatium vinosum的硫代硫酸脱氢酶（TsdA）的晶体结构，分辨率为1.3989 Å。该酶是一种周质双血红素c型细胞色素，催化硫代硫酸盐氧化为连四硫酸盐的反应，结构分析揭示了其关键催化残基（如Cys96）和反应机制，有助于理解自然硫循环中的这一重要酶促过程。