Searching for Enyzme Commission number 2.7.7.6 (DNA-directed RNA polymerase.) by Reannotation, by TIGRFam, by KEGG ortholog group, by SEED annotation, or by best hit in MetaCyc

Match by TIGRFam's EC number for 2.7.7.6

Gene ID	Gene Name	Description	Genome	Domain ID	Fitness
NIAGMN_11165	rpoC	DNA-directed RNA polymerase subunit beta'	Escherichia coli ECRC102	TIGR02386	no data
NIAGMN_11170	rpoB_R687H	DNA-directed RNA polymerase subunit beta RpoB	Escherichia coli ECRC102	TIGR02013	no data
NIAGMN_13320	rpoZ	DNA-directed RNA polymerase subunit omega	Escherichia coli ECRC102	TIGR00690	sig.
NIAGMN_15255	rpoA	DNA-directed RNA polymerase subunit alpha	Escherichia coli ECRC102	TIGR02027	no data

Or search for '2.7.7.6' in Escherichia coli ECRC102 using Curated BLAST