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Table 2 Characterisation of 7 Pomatoceros genes whose putative function is deduced by extrapolation from other lophotrochozoans.

From: An EST screen from the annelid Pomatoceros lamarckiireveals patterns of gene loss and gain in animals

EST

Information from BLAST match

Domains

Inferred function

pl_xlvo_23a09

PRQFVamide precursor protein from Aplysia

The predicted --FV amide neuropeptide in annelids, signal peptide

Regulation of the feeding system

pl_xlvo_33f01

pl_xlvo_58g09

29-kDa galactose-binding lectin from Lumbricus

IPR000772, IPR008997 Ricin B lectin, cd00161, Ricin-type beta-trefoil, signal peptide

the axon targeting in the central nervous system

pl_xlvo_42f05

Cerebrin prohormone from Aplysia

The predicted first annelid Cerebrin, two dibasic cleavage sites, signal peptide

the feeding motor pattern

Contig 102

N/A

IPR002048 Calcium-binding EF-hand, IPR012619 Myoactive tetradecapeptides

Contractions of the gut muscles

Contig 196

FMRFamide precursor protein from Lymnaea

The neuropeptide Phe-Met-Arg-Phe-NH2 (FMRFamide) is a potent cardioactive neuropeptide in Lymnaea stagnalis

Cardioactive neuropeptide

pl_xlvo_55b08

(Contig 84)

Dopamine beta hydroxylase-like protein from Aplysia

A unique structure in lophotrochozoans, with combination of temptin at the N-terminal and two monooxygenase domains at the C-terminal

Pheromone and monoxygenase

  1. Domain prediction and descriptions are from INTERPROSCAN. Inferred functions are from other studies (see text for details).