SPKB

Signal Peptide Knowledge Base

General Information


SPKB ID  SPKB05749

Signal sequence   MRRLFAVVLAACLWLGFAPQASA

Length  23

Organism  Synechococcus sp. (strain ATCC 27144 / PCC 6301 / SAUG 1402/1) (Anacystis nidulans)

UniProt ID  P31083,

Motif  1..23



Activity Information


Pathway  Sec

Natural/Artificial  Natural

Subcellular location  Extracellular environment

Secretion efficiency  NA

Type  Sec/SPI



Structure Information


PDB ID  6KIF,

Predicted Structure ID  SPKB05749.cif

Structure  SPKB05749.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  2492.04114

Aliphatic index  119.1304348

Isoelectric point  10.52640717

Charge (pH=7)   1.936002961

Topological polar surface area  897.64

Aromaticity  0.130434783

Average rotatable bonds  3.304347826

Number of hydrogen bond donors  33

Number of hydrogen bond acceptors  30

X logP energy  -4.50606

Hydropathy 



Literature Information


Title  Polypeptide composition of the Photosystem I complex and the Photosystem I core protein from Synechococcus sp. PCC 6301.

DOI  10.1016/s0005-2728(05)80206-3,

Publication Year  1991

PubMed ID  1653017,

Patent ID  NA,



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