Protein
ESX-1 secretion system protein EccA1
Organism
Mycobacterium smegmatis (strain ATCC 700084 / mc(2)155)
Function
Part of the ESX-1 / type VII specialized secretion system (T7SS), which exports several proteins including EsxA and EsxB (PubMed:15687187). Plays a role in DNA conjugation, in both donor and recipient strains (PubMed:15314236, PubMed:18554329). EccA1 exhibits ATPase activity and may provide energy for the export of ESX-1 substrates (By similarity).
Similarity
Belongs to the CbxX/CfxQ family.
Sequence
MVNHLAGMFGSAVGMMSNSRARALEIFTEITNYDESACDAWVGRIGCGDTDRVTLFRAWYSRSNFGQLAGAAEISMNGVGARIPIGGIYSRDITYPINSPLAITMGFAVHEASEGNYTDAMEALEDAPAAGSEHLVSWVRAVIYGAGQRWTEVIDQVRGAERWPDKFLAAAAGVAHGVAAANLGLFTEADRRLTEANDTPVAQACAPVIAWYLAMARRSQGNEESAQVLLEWLQANFPEPKVTAALRDPAYRLETTTAEKIAARSDPWDPSSVVADTSARDKLLVEAQAELDRQIGLGRVKEQIEAYRAATQMARIRAARGMKVAQTSKHMIFAGPPGTGKTTIARVVANILAGLGVIAEPKLIETSRKDFVAEYEGQSAVKTSKTIDRALGGVLFIDEAYTLVQERNGQTDPFGAEALDTLLARMENDRDRLVVIIAGYSNDIDRLLEVNDGLRSRFATRIEFDSYSPDEIVEISKVIATANDSRLDDTAAKRVLEAATTLSQRSLNGKPALDIAGNGRYARQLVEAGEQNRDMRLARSLDFDSLGVDQLSEINGDDMAAAIASVHSRLNIGE