SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB06554

Signal sequence   MFNRLFRVCFLAALIMAFTLPNSVYA

Length  26

Organism  Bacillus subtilis TEB1030

UniProt ID  P42293,

Motif  1..26



Activity Information


Pathway  Sec

Natural/Artificial  Artificial

Subcellular location  Extracellular environment

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  2X8F,

Predicted Structure ID  SPKB06554.cif

Structure  SPKB06554.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  3009.68164

Aliphatic index  112.6923077

Isoelectric point  9.49995979

Charge (pH=7)   1.935152547

Topological polar surface area  1052.7

Aromaticity  0.192307692

Average rotatable bonds  3.576923077

Number of hydrogen bond donors  38

Number of hydrogen bond acceptors  37

X logP energy  -4.34786

Hydropathy 



Literature Information


Title  Systematic screening of all signal peptides from Bacillus subtilis: A powerful strategy in optimizing heterologous protein secretion in gram-positive bacteria

DOI  10.1016/j.jmb.2006.07.034,

Publication Year  2006

PubMed ID  16930615,

Patent ID  NA,



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