SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB07169

Signal sequence   MKNMSCKLVVSVTLFFSFLTIGPLAHA

Length  27

Organism  Bacillus subtilis 1A751

UniProt ID  P16396,

Motif  1..27



Activity Information


Pathway  Sec

Natural/Artificial  Artificial

Subcellular location  Extracellular environment

Secretion efficiency  alpha-amylase yield: 565.7(U/mL)

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB07169.cif

Structure  SPKB07169.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  2955.62794

Aliphatic index  111.8518519

Isoelectric point  9.677346754

Charge (pH=7)   2.026328607

Topological polar surface area  1036.09

Aromaticity  0.111111111

Average rotatable bonds  3.518518519

Number of hydrogen bond donors  37

Number of hydrogen bond acceptors  40

X logP energy  -6.6192

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.