HMM Summary Page: TIGR00690

FunctionDNA-directed RNA polymerase, omega subunit
Gene SymbolrpoZ
Trusted Cutoff23.60
Domain Trusted Cutoff23.60
Noise Cutoff23.10
Domain Noise Cutoff23.10
Isology Typeequivalog
EC Number2.7.7.6
HMM Length60
Mainrole CategoryTranscription
Subrole CategoryDNA-dependent RNA polymerase
Gene Ontology TermGO:0000345: cytosolic DNA-directed RNA polymerase complex cellular_component
GO:0003899: DNA-directed RNA polymerase activity molecular_function
GO:0006350: transcription biological_process
AuthorHaft DH, Loftus BJ
Entry DateJan 13 2000 2:40PM
Last ModifiedFeb 14 2011 3:27PM
CommentThis small component of highly purified E. coli RNA polymerase is not required for transcription, but acts in assembly and is present in stochiometric amounts. The trusted cutoff excludes archaeal homologs but captures some organellar sequences.
ReferencesAL msa_ncbi DR EXPERIMENTAL; SP|P08374; DR ECOCYC; EG10899; rpoZ RN [1] RM 91267958 RN [2] RM 11531998 RT Escherichia coli RNA polymerase subunit omega and its N-terminal domain bind full-length beta' to facilitate incorporation into the alpha2beta subassembly. RA Ghosh P, Ishihama A, Chatterji D. RL Eur J Biochem 2001 Sep;268(17):4621-7 DR HAMAP; MF_00366; 417 of 451
Genome PropertyGenProp0262: RNA polymerase, bacterial (HMM)