SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB07037

Signal sequence   MRMKRLRMRKHLLIAVCTLALLLSSPIVSDA

Length  31

Organism  Bacillus amyloliquefaciens 111018

UniProt ID  NA,

Motif  1..31



Activity Information


Pathway  Tat

Natural/Artificial  Artificial

Subcellular location  Periplasmic space

Secretion efficiency  Alkaline protease yield: 14158.17(U/mL)

Type  Tat/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB07037.cif

Structure  SPKB07037.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  3537.45234

Aliphatic index  141.6129032

Isoelectric point  12.07925983

Charge (pH=7)   5.026761846

Topological polar surface area  1374.07

Aromaticity  0

Average rotatable bonds  3.935483871

Number of hydrogen bond donors  52

Number of hydrogen bond acceptors  48

X logP energy  -9.46652

Hydropathy 



Literature Information


Title  Engineering a highly efficient expression system to produce BcaPRO protease in Bacillus subtilis by an optimized promoter and signal peptide

DOI  10.1016/j.ijbiomac.2019.07.175,

Publication Year  2019

PubMed ID  31356949,

Patent ID  NA,



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