SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB05942

Signal sequence   MKKTAIAIAVALAGFATVAQAAPKD

Length  25

Organism  Escherichia coli

UniProt ID  NA,

Motif  1..25



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Cell membrane

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  3NB3,

Predicted Structure ID  SPKB05942.cif

Structure  SPKB05942.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  2457.95744

Aliphatic index  106

Isoelectric point  10.50691891

Charge (pH=7)   1.997545682

Topological polar surface area  951.84

Aromaticity  0.04

Average rotatable bonds  3.2

Number of hydrogen bond donors  32

Number of hydrogen bond acceptors  34

X logP energy  -8.3149

Hydropathy 



Literature Information


Title  Reorganization of lipid domain structure in membranes by a transmembrane peptide: an ESR spin label study on the effect of the Escherichia coli outer membrane protein A signal peptide on the fluid lipid domain connectivity in binary mixtures of dimyristoyl phosphatidylcholine and distearoyl phosphatidylcholine

DOI  10.1016/S0006-3495(94)80989-0,

Publication Year  1994

PubMed ID  8075330,

Patent ID  NA,



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