SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB05817

Signal sequence   MKKALVFFVALAMIGSVFA

Length  19

Organism  Treponema maltophilum

UniProt ID  Q9Z4I3,

Motif  1..19



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Cell membrane

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB05817.cif

Structure  SPKB05817.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  2043.59974

Aliphatic index  128.4210526

Isoelectric point  10.80537956

Charge (pH=7)   1.997394232

Topological polar surface area  659.39

Aromaticity  0.157894737

Average rotatable bonds  3.526315789

Number of hydrogen bond donors  23

Number of hydrogen bond acceptors  25

X logP energy  -0.5734

Hydropathy 



Literature Information


Title  Cloning and characterization of a gene (mspA) encoding the major sheath protein of Treponema maltophilum ATCC 51939(T).

DOI  10.1128/JB.181.3.1025-1029.1999,

Publication Year  1999

PubMed ID  9922270,

Patent ID  NA,



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