SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB07178

Signal sequence   MKKWMAGLFLAAAVLLCLMVPQQIQGASS

Length  29

Organism  Bacillus subtilis 1A751

UniProt ID  NA,

Motif  1..29



Activity Information


Pathway  Sec

Natural/Artificial  Artificial

Subcellular location  Extracellular environment

Secretion efficiency  alpha-amylase yield: 353.8(U/mL)

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB07178.cif

Structure  SPKB07178.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  3106.85444

Aliphatic index  117.9310345

Isoelectric point  9.676237541

Charge (pH=7)   1.935419516

Topological polar surface area  1106.89

Aromaticity  0.068965517

Average rotatable bonds  3.551724138

Number of hydrogen bond donors  38

Number of hydrogen bond acceptors  41

X logP energy  -6.3753

Hydropathy 



Literature Information


Title  Optimization of thermostable alpha-amylase secretion by screening of optimal singal peptides in Bacillus subtilis

DOI  NA,

Publication Year  2017

PubMed ID  NA,

Patent ID  NA,



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