SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB05318

Signal sequence   MAAAIQALLVLALLHLATA

Length  19

Organism  Petromyzon marinus (Sea lamprey)

UniProt ID  P33575,

Motif  1..19



Activity Information


Pathway  SRP-dependent

Natural/Artificial  Natural

Subcellular location  ER

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  NA,

Predicted Structure ID  SPKB05318.cif

Structure  SPKB05318.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  1904.38474

Aliphatic index  195.7894737

Isoelectric point  7.550323994

Charge (pH=7)   0.08889339

Topological polar surface area  679.12

Aromaticity  0

Average rotatable bonds  3.210526316

Number of hydrogen bond donors  23

Number of hydrogen bond acceptors  24

X logP energy  -2.3921

Hydropathy 



Literature Information


Title  Characterization of lamprin, an unusual matrix protein from lamprey cartilage. Implications for evolution, structure, and assembly of elastin and other fibrillar proteins.

DOI  NA,

Publication Year  1993

PubMed ID  7678258,

Patent ID  NA,



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