SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB07161

Signal sequence   MKLWMRKTLVVLFTIVTFGLVSPPAALMA

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: 751.7(U/mL)

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB07161.cif

Structure  SPKB07161.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  3235.09714

Aliphatic index  131.0344828

Isoelectric point  11.82305527

Charge (pH=7)   2.99739092

Topological polar surface area  1071.19

Aromaticity  0.103448276

Average rotatable bonds  3.517241379

Number of hydrogen bond donors  38

Number of hydrogen bond acceptors  40

X logP energy  -2.29853

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.