SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB04490

Signal sequence   MKIKNILLTLCTSLLLTNVAAHA

Length  23

Organism  Escherichia coli (strain K12)

UniProt ID  P37387,

Motif  1..23



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Periplasmic space

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB04490.cif

Structure  SPKB04490.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  2482.08124

Aliphatic index  161.3043478

Isoelectric point  9.677346754

Charge (pH=7)   2.026328607

Topological polar surface area  951.34

Aromaticity  0

Average rotatable bonds  3.652173913

Number of hydrogen bond donors  34

Number of hydrogen bond acceptors  35

X logP energy  -7.0594

Hydropathy 



Literature Information


Title  Molecular genetics of a receptor protein for D-xylose, encoded by the gene xylF, in Escherichia coli.

DOI  NA,

Publication Year  1995

PubMed ID  8581399,

Patent ID  NA,



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