TABLE 2.

Homologues of predicted proteins encoded by the ETEC two-partner secretion locus

Candidate ETEC protein (accession no.)Mol wt (103)Conserved domain(s)aHomologue (GenBank accession no.)b% Indentity (% similarity)Putative function of homologueReference(s)
EtpB (AY920525)61.7HlyB (8792),Enf (AAK58509)50 (65)Nonfimbrial adhesin63
    FhaC (12184)RscB (AAK77859)30 (51)57,64
Hmw1B (AAA20528.1)19 (35)TPS transporter4,5
EtpA (AY920526)177SecretionRscA (AAK77860)29 (44)64
    (24084)HmwA (AAD56660)31 (48)Nonfimbrial adhesin88
Hmw1A (AAX88733)31 (48)Nonfimbrial adhesin4,5
EtpC (AY920527)72.0Spy (13225)RscC (AAK77861)50 (63)O-linked N-acetylglucosamine64
HmwC (AAF00477)42 (58)Transferase?88
Hmw1C (AAA20529.1)42 (58)Glycotransferase4,35