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8re4 is a 9 chain structure with sequence from Escherichia coli K-12 and Klebsiella oxytoca. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
RPOZ_ECOLI Promotes RNA polymerase assembly. Latches the N- and C-terminal regions of the beta' subunit thereby facilitating its interaction with the beta and alpha subunits.[HAMAP-Rule:MF_00366]