TCDB is operated by the Saier Lab Bioinformatics Group
TCIDNameDomainKingdom/PhylumProtein(s)
*8.A.3.1.1









MPA1-C protein component of a PST-type exopolysac-charide export system
Bacteria
Proteobacteria
ExoP of Rhizobium meliloti
*8.A.3.1.2









Capsular expopolysaccharide biosynthesis protein of 748 aas

Bacteria
Cyanobacteria
CPS protein of Dactylococcopsis salina
*8.A.3.1.3









Auxillary membrane polysaccharide co-polymerase protein for the export of the exo-polysaccharide, xanthan, GumC of 474 aas and 2 (N-terminal and C-terminal) α-TMSs.  Functions with GumB (TC# 1.B.18.3.7) (Bianco et al. 2014).

Bacteria
Proteobacteria
GumC of Xanthomonas campsetris
*8.A.3.2.1









MPA1 + C protein components of a PST-type capsular polysaccharide export system
Bacteria
Firmicutes
CapAB of Staphylococcus aureus
*8.A.3.2.2









MPA1 + C protein components of a PST-type capsular polysaccharide export system (autophosphorylating tyrosyl protein kinase)
Bacteria
Firmicutes
CpsCD of Streptococcus pneumoniae
*8.A.3.2.3









MPA1 + C protein components of a PST-type exopolysaccharide export system, EpsCD (EpsD, a tyrosyl kinase, controls EpsE, the phosphoglycosyltransferase that initiates exopolysaccharide synthesis (Minic et al., 2007). EpsC and EpsD are both required for EpsE activity.
Bacteria
Firmicutes
EpsCD of Streptococcus thermophilus
EpsC (Q93E03)
EpsD (Q93E02)
*8.A.3.2.4









Capsular polysaccharide type 8 biosynthesis protein Cap8A

Bacteria
Firmicutes
Cap8A of Staphylococcus aureus
*8.A.3.3.1









Tyrosine protein kinase of 726 aas and 2 TMSs, Etk (MPA1-C).  Probably involved in the regulation of capsular polysaccharide export together with a tyrosine phosphatase, Etp of 148 aas (acc# P0ACZ2) (Peleg et al. 2005; Nadler et al. 2012).

Bacteria
Proteobacteria
Etk of E. coli
*8.A.3.3.2









Tyrosine protein kinase, Wzc (MPA1-C)
Bacteria
Proteobacteria
Wzc of E. coli
*8.A.3.3.3









The MPA1-C protein constituent of a PST-type exopolysaccharide exporter (EpsE; TC# 2.A.66.2.11) (Huang and Schell, 1995)
Bacteria
Proteobacteria
EpsB of Ralstonia solanacearum (Q45409)
*8.A.3.3.4









The tyrosine protein kinase, Wzc.  Functions with RemC (an α-glycosyl transferase) and Wza (1.B.18.3.3) in gliding motility (Shrivastava et al. 2012).

Bacteria
Bacteroidetes/Chlorobi group
Wzc of Flavobacterium johnsoniae
*8.A.3.4.1









Putative EpsC homologue

Bacteria
Actinobacteria
Membrane protein of Streptomyces coelicolor
*8.A.3.5.1









2 TMS auxiliary subunit of PST polysaccharide exporter; 983 aas

Bacteria
Chlamydiae/Verrucomicrobia group
Auxiliary subunit of Parachlamydia acanthamoebae