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Protein

Porin

Gene
N/A
Organism
Rhodobacter capsulatus (Rhodopseudomonas capsulata)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Forms channels that allow the passive diffusion of small hydrophilic solutes up to an exclusion limit of about 0.6 kDa.

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionPorin
Biological processIon transport, Transport

Names & Taxonomyi

Protein namesi
Recommended name:
Porin
OrganismiRhodobacter capsulatus (Rhodopseudomonas capsulata)
Taxonomic identifieri1061 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaAlphaproteobacteriaRhodobacteralesRhodobacteraceaeRhodobacter

Subcellular locationi

GO - Cellular componenti

Keywords - Cellular componenti

Cell outer membrane, Membrane

Pathology & Biotechi

Chemistry databases

DrugBankiDB04233 (Hydroxyethyloxy)Tri(Ethyloxy)Octane

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00001980281 – 301PorinAdd BLAST301

Interactioni

Subunit structurei

Homotrimer.

Structurei

Secondary structure

1301
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details

3D structure databases

ProteinModelPortaliP31243
SMRiP31243
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP31243

Family & Domainsi

Domaini

The monomer consists of a 16-stranded antiparallel beta-pleated sheet barrel (171 residues), three short alpha-helices (18 residues) and 13 hydrogen-bonded reverse turns (26 residues).

Keywords - Domaini

Transmembrane, Transmembrane beta strand

Family and domain databases

Gene3Di2.40.160.10, 1 hit
InterProiView protein in InterPro
IPR023614 Porin_dom_sf

Sequencei

Sequence statusi: Complete.

P31243-1 [UniParc]FASTAAdd to basket
« Hide
        10         20         30         40         50
EVKLSGDARM GVMYNGDDWN FSSRSRVLFT MSGTTDSGLE FGASFKAHES
60 70 80 90 100
VGAETGEDGT VFLSGAFGKI EMGDALGASE ALFGDLYEVG YTDLDDRGGN
110 120 130 140 150
DIPYLTGDER LTAEDNPVLL YTYSAGAFSV AASMSDGKVG ETSEDDAQEM
160 170 180 190 200
AVAAAYTFGN YTVGLGYEKI DSPDTALMAD MEQLELAAIA KFGATNVKAY
210 220 230 240 250
YADGELDRDF ARAVFDLTPV AAAATAVDHK AYGLSVDSTF GATTVGGYVQ
260 270 280 290 300
VLDIDTIDDV TYYGLGASYD LGGGASIVGG IADNDLPNSD MVADLGVKFK

F
Length:301
Mass (Da):31,537
Last modified:July 1, 1993 - v1
Checksum:i4C57149C348D2943
GO

Sequence databases

PIRiS16070

Similar proteinsi

Cross-referencesi

Sequence databases

PIRiS16070

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
2PORX-ray1.80A1-301[»]
3PORX-ray2.50A1-301[»]
ProteinModelPortaliP31243
SMRiP31243
ModBaseiSearch...
MobiDBiSearch...

Chemistry databases

DrugBankiDB04233 (Hydroxyethyloxy)Tri(Ethyloxy)Octane

Protocols and materials databases

Structural Biology KnowledgebaseSearch...

Miscellaneous databases

EvolutionaryTraceiP31243

Family and domain databases

Gene3Di2.40.160.10, 1 hit
InterProiView protein in InterPro
IPR023614 Porin_dom_sf
ProtoNetiSearch...

Entry informationi

Entry nameiPORI_RHOCA
AccessioniPrimary (citable) accession number: P31243
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 1, 1993
Last sequence update: July 1, 1993
Last modified: February 28, 2018
This is version 78 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Direct protein sequencing

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
UniProt is an ELIXIR core data resource
Main funding by: National Institutes of Health

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