SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB04854

Signal sequence   MRTLWIVAVCLMGVEG

Length  16

Organism  Daboia palaestinae (Palestine viper) (Vipera palaestinae)

UniProt ID  Q98996,

Motif  1..16



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  SPKB04854.cif

Structure  SPKB04854.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  1778.21914

Aliphatic index  133.75

Isoelectric point  6.232433001

Charge (pH=7)   -0.062218605

Topological polar surface area  635.04

Aromaticity  0.0625

Average rotatable bonds  3.5625

Number of hydrogen bond donors  24

Number of hydrogen bond acceptors  23

X logP energy  -2.27183

Hydropathy 



Literature Information


Title  Protein and cDNA structures of an acidic phospholipase A2, the enzymatic part of an unusual, two-component toxin from Vipera palaestinae.

DOI  10.1006/bbrc.1996.1515,

Publication Year  1996

PubMed ID  8878523,

Patent ID  NA,



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