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Table 1 Summary of NSP gene features

From: A genome wide survey reveals multiple nematocyst-specific genes in Myxozoa

  NSP1 NSP2 NSP3 NSP4 NSP5 NSP6 NSP7
Orphan genea X X X X X
Conserved domains TSP1, LamG3 LamG3 Galectin CRD MANEC Peptidase S8 γ glutamyl transpeptidase
Single copy X X X
Previously reported X (nb012) X X
Signal peptide in NSP X X X X X
Transmembrane domain X X
Protein categoryb Structural Structural Structural Novel Novel Serine peptidase Metabolic enzyme glutamate
Shell Proteinb X X X X
Higher copy number in Hydrozoa compared to anthozoans X X
Present in C. shasta polar capsule proteome X X X X X
Cnidarian clades found to possess the gene Anthozoa
Medusozoa
Myxozoa
Anthozoa
Medusozoa
Myxozoa
Polypodium
Medusozoa
Myxozoa
Polypodium
Anthozoa
Medusozoa
Myxozoa
Polypodium
Anthozoa
Medusozoa
Myxozoa
Polypodium
Anthozoa
Medusozoa
Myxozoa
Polypodium
Anthozoa
Medusozoa
Myxozoa
Polypodium
  1. a no known homolog outside of Cnidaria
  2. b as annotated by Balasubramanian et al. [14]