Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor regulates genes such as algD, involved in alginate biosynthesis.

Belongs to the sigma-70 factor family. ECF subfamily.

193 amino acids

MLTQEQDQQLVERVQRGDKRAFDLLVLKYQHKILGLIVRFVHDAQEAQDVAQEAFIKAYRALGNFRGDSAFYTWLYRIAINTAKNHLVARGRRPPDSDVTAEDAEFFEGDHALKDIESPERAMLRDEIEATVHQTIQQLPEDLRTALTLREFEGLSYEDIATVMQCPVGTVRSRIFRAREAIDKALQPLLREA

22.2 kDa

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

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