SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB04891

Signal sequence   MSRLFTLVLIVLAMNVMMAIISDPVVEA

Length  28

Organism  Olivierus martensii (Manchurian scorpion) (Mesobuthus martensii)

UniProt ID  Q9NJP7,

Motif  1..28



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  SPKB04891.cif

Structure  SPKB04891.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  3077.85104

Aliphatic index  160

Isoelectric point  4.184407676

Charge (pH=7)   -0.999797405

Topological polar surface area  1080.51

Aromaticity  0.035714286

Average rotatable bonds  3.607142857

Number of hydrogen bond donors  37

Number of hydrogen bond acceptors  40

X logP energy  -4.24483

Hydropathy 



Literature Information


Title  Characterization of four toxins from Buthus martensi scorpion venom, which act on apamin-sensitive Ca2+-activated K+ channels.

DOI  10.1111/j.1432-1033.1997.00457.x,

Publication Year  1997

PubMed ID  9151979,

Patent ID  NA,



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