SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB06522

Signal sequence   MELSFTKILVILFVGFLVFGPDKLPALG

Length  28

Organism  Bacillus subtilis TEB1030

UniProt ID  NA,

Motif  1..28



Activity Information


Pathway  Sec

Natural/Artificial  Artificial

Subcellular location  Extracellular environment

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB06522.cif

Structure  SPKB06522.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  3065.79074

Aliphatic index  146.0714286

Isoelectric point  6.492975461

Charge (pH=7)   -0.000384161

Topological polar surface area  998.54

Aromaticity  0.142857143

Average rotatable bonds  3.5

Number of hydrogen bond donors  33

Number of hydrogen bond acceptors  36

X logP energy  -0.5543

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.