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Table 2 Proteomic identification of brittle star skeletal proteins in tube foot

From: Examination of the skeletal proteome of the brittle star Ophiocoma wendtii reveals overall conservation of proteins but variation in spicule matrix proteins

Ophiocoma wendtii ID

Domains identified, possible homology

NCBI entry [Sea Urchin] top hits

Presence in sea urchin skeletal proteome

Ophiocoma wendtii

Designation

gastrula ID

 

Extracellular matrix components

    

50743

C-Type Lectin

XP_003730279.1

C-Type lectins found in all

LUPK

SM22

7123

C-Type Lectin

XP_003730279.1

C-Type lectins found in all

266

SM24

40110

C-Type Lectin

XP_790287.2

C-Type lectins found in all

1464

SM21

4220

C-Type Lectin

NP999836.1

C-Type lectins found in all

none

SM20

40467

ECM-3 like

XP_003724641.1

Found in all

none

 

67843/74501

Fibrinogen C

XP_783504.2

Spicule and tooth

TF only, similar to PO24

 

Protease domains

    

5998

Matrix Metalloproteinase

XP_791616.2

MMP's found in all

TF only, similar to NAKRO

 

Other proteins identified

    

2696

LDL receptor-like

XP_780169.2

Found in all

TF only, similar to M7PKJ

 

6749

SCP domain

XP_781255

Similar domains present

TF only, similar to 2581

 

32153

Gelsolin-like

XP_788777.2

Spine and tooth

none

 

68329

Semaphorin 6D

XP_003729425.1

Spicule, test and tooth

none

 

7643

Anion Exchange Pump

XP_791964.2

Spine and Tooth

none

 

3983

Actin

NP_999634.1

Found in all

Homology unclear

 

9834

Actin

1101351C

Found in all

Homology unclear

 

5596

Beta-Tubulin

XP_791790.1

Test and Spine

TF only, similar to 842

 

2896

Collagen

XP_795694.2

Found in all

Homology unclear

 

9902

Collagen

NP_999675.1

Found in all

Homology unclear

 

3947

Collagen

NP_999675.1

Found in all

Homology unclear

 

453

Myosin

XP_785810.2

Tooth

Homology unclear

 

7471

Ubiquitin

P23398.2

Found in all

Homology unclear

 

3703

Ig Domain

XP_003723404.1

?

?

 

4964

Cation channel?

XP_003727536.1

?

?

 

9877

Cation channel?

XP_784612.2

?

?

 

3

Unknown

XP_003729030

?

?

 

2030

Unknown

XP_794671.2

?

?

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