SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB26469

Signal sequence   MPKLEMMLLVLLILPLPYFDAAGG

Length  24

Organism  Conus fergusoni (Ferguson's cone)

UniProt ID  P0DQX1,

Motif  1..24



Activity Information


Pathway  SRP-dependent

Natural/Artificial  Natural

Subcellular location  ER

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB26469.cif

Structure  SPKB26469.cif
Very high (pLDDT > 90)
Confident (90 > pLDDT > 70)
Low (70 > pLDDT > 50)
Very low (pLDDT < 50)
Loading PAE…
Expected Position Error (Ångströms)


Physicochemical Information


Molecular weight  2646.34314

Aliphatic index  150.4166667

Isoelectric point  4.184406685

Charge (pH=7)   -1.000939542

Topological polar surface area  827.1

Aromaticity  0.083333333

Average rotatable bonds  3.458333333

Number of hydrogen bond donors  26

Number of hydrogen bond acceptors  32

X logP energy  1.3135

Hydropathy 



Literature Information


Title  A Novel Dimeric Conotoxin, FrXXA, from the Vermivorous Cone Snail Conus fergusoni, of the Eastern Pacific, Inhibits Nicotinic Acetylcholine Receptors.

DOI  10.3390/toxins14080510,

Publication Year  2022

PubMed ID  35893752,

Patent ID  NA,



Faculty of Applied Sciences, Macao Polytechnic University, Macao, China.