Recombinant E. coli cysH protein (His tag N-Terminus)

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Biological function summary

CysH plays a significant role in the biosynthesis of sulfur-containing compounds. It forms part of a multi-enzyme complex responsible for sulfate assimilation essential for synthesizing cysteine and methionine. This protein facilitates the reduction of activated sulfate to sulfite which later converts into sulfide. The activity of CysH along with other components of the sulfate reduction pathway enables organisms to utilize inorganic sulfate for vital biological processes.

Pathways

CysH participates in both the sulfate assimilation and cysteine biosynthesis pathways. The enzyme works closely with proteins such as CysD and CysN which are involved in earlier steps of sulfate activation. The integration of CysH in these pathways ensures the steady supply of sulfur-containing amino acids important for protein synthesis and other cellular functions.