SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB02647

Signal sequence   MKLTLKNLSMAIMMSTIVMGSSAMA

Length  25

Organism  Escherichia coli (strain K12)

UniProt ID  P09394,

Motif  1..25



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Periplasmic space

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  1YDY,

Predicted Structure ID  SPKB02647.cif

Structure  SPKB02647.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  2661.36374

Aliphatic index  101.6

Isoelectric point  10.80537956

Charge (pH=7)   1.997394232

Topological polar surface area  978.23

Aromaticity  0

Average rotatable bonds  3.76

Number of hydrogen bond donors  35

Number of hydrogen bond acceptors  41

X logP energy  -9.0061

Hydropathy 



Literature Information


Title  Characterization of two genes, glpQ and ugpQ, encoding glycerophosphoryl diester phosphodiesterases of Escherichia coli.

DOI  10.1007/BF00273621,

Publication Year  1991

PubMed ID  1851953,

Patent ID  NA,



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