Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is responsible for the expression of sporulation specific genes.

Belongs to the sigma-70 factor family.

255 amino acids

MDVEVKKENQNTQLKDHEVKELIKNSQNGDQKARDLLIEKNMRLVWSVVQRFLNRGYEPDDLFQIGCIGLLKSVDKFDLSYDVRFSTYAVPMIIGEIQRFIRDDGTVKVSRSLKELGNKIRRAKEELSKSNGRIPTVQEIADYLEISSEEVVMAQEAVRSPSSIHETVYENDGDPITLLDQIADQSEEKWFDKIALKEAIKDLDEREKLIVYLRYYKDKTQSEVADRLGISQVQVSRLEKKILKQIKNQMDHFES

29.6 kDa

(Note: Representative image - actual molecular weight may vary depending on tag type and expression method)

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