SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB05748

Signal sequence   MFKSNYERKMRYSIRKFSVGVASVAVASLFMGSVAHA

Length  37

Organism  Streptococcus agalactiae

UniProt ID  P27951,

Motif  1..37



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Cell wall

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB05748.cif

Structure  SPKB05748.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  4126.86884

Aliphatic index  73.78378378

Isoelectric point  11.13326982

Charge (pH=7)   5.088072649

Topological polar surface area  1645.59

Aromaticity  0.135135135

Average rotatable bonds  3.72972973

Number of hydrogen bond donors  61

Number of hydrogen bond acceptors  58

X logP energy  -15.69379

Hydropathy 



Literature Information


Title  The IgA-binding beta antigen of the c protein complex of Group B streptococci: sequence determination of its gene and detection of two binding regions.

DOI  10.1111/j.1365-2958.1991.tb00757.x,

Publication Year  1991

PubMed ID  1857207,

Patent ID  NA,



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