SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB06808

Signal sequence   MIKKAANKKLVLFCGIAVLWMSLFLTNHNDVRA

Length  33

Organism  Bacillus licheniformis strain 3F-3

UniProt ID  NA,

Motif  1..33



Activity Information


Pathway  Sec

Natural/Artificial  Artificial

Subcellular location  Extracellular environment

Secretion efficiency  Nattokinase yield: 3.13(FU/mL)

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB06808.cif

Structure  SPKB06808.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  3746.59464

Aliphatic index  121.2121212

Isoelectric point  10.79652058

Charge (pH=7)   4.026181712

Topological polar surface area  1412

Aromaticity  0.090909091

Average rotatable bonds  3.848484848

Number of hydrogen bond donors  50

Number of hydrogen bond acceptors  49

X logP energy  -8.22193

Hydropathy 



Literature Information


Title  High-level expression of nattokinase in Bacillus licheniformis by manipulating signal peptide and signal peptidase

DOI  10.1111/jam.13175,

Publication Year  2016

PubMed ID  27159567,

Patent ID  NA,



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