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Table 5 Select components of the Notch signaling pathway identified in the draft genome of O. brevispinum using reference sequences from UniProt and Echinobase. For each gene, we list its name, the known function in the pathway, and whether or not the gene was recovered from the draft genome with independent BLAST and exonerate alignments. In addition, we also indicate if we could identify conserved protein domains in the predicted protein sequences

From: Twinkle twinkle brittle star: the draft genome of Ophioderma brevispinum (Echinodermata: Ophiuroidea) as a resource for regeneration research

Name

Role in the Pathway

BLAST

Exonerate

Conserved domains

References

Delta/Serrate (Jagged)

Ligand of the Notch receptor

Yes

Yes

Yes

[21, 35]

Notch

Receptor

Yes

Yes

No

[21, 107]

RBP-J

Transcription factor activated by Notch

Yes

Yes

No

[21, 35]

Mastermind

Co-activator of RBP-J

Yes

Yes

No

[21, 35, 107]

p300

Co-activator of RBP-J

Yes

Yes

No

[108, 109]

NACK

Co-activator of RBP-J

Yes

No

No

[108, 110]

CIR1

Co-repressor of RBP-J

Yes

Yes

No

[21, 35]

NCoR

Co-repressor of RBP-J

Yes

Yes

Yes

[111]

HDAC1

Co-repressor of RBP-J

Yes

Yes

Yes

[112]

MINT

Co-repressor of RBP-J

Yes

Yes

Yes

[111]

Fringe

Post-translational maturation of Notch

Yes

Yes

No

[21, 35]

POFUT1

Post-translational maturation of Notch

Yes

Yes

Yes

[113]

Poglut

Post-translational maturation of Notch

Yes

Yes

Yes

[114]

Furin

Receptor proteolysis

Yes

Yes

Yes

[115]

Neuralized

Ubiquitination of Jagged

Yes

Yes

Yes

[3, 116]

Mindbomb

Ubiuitination of Delta

Yes

Yes

Yes

[117]

Nicastrin

Receptor proteolysis

Yes

Yes

Yes

[21, 118]

Presenilin 1

Receptor proteolysis

Yes

No

No

[21, 118]

ADAM 10/17

Metalloprotease

Yes

Yes

No

[21]

HES

Canonical target gene

Yes

Yes

Yes

[118120]

HEY1

Canonical target gene

Yes

Yes

Yes

[118120]

Numb

Negative regulator of the Notch pathway

Yes

Yes

No

[118]

LNX2

Negative regulator of Numb

Yes

Yes

Yes

[121]

ACBD3

Activator of Numb

Yes

Yes

Yes

[118, 122]

NAK

Positive regulator of the Notch pathway

Yes

Yes

No

[118]

Mesp2

Activates Fringe, induces degradation of Mastermind

Yes

No

Yes

[107]

Nedd4

Targets Notch and Deltex for degradation

Yes

Yes

Yes

[123]

Notchless

Context-dependent positive or negative regulator

Yes

Yes

Yes

[36]

Deltex

Context-dependent positive or negative regulator. Antagonizes Nedd4

Yes

Yes

Yes

[112, 123]