P80258 (MT23B_MYTED) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names	Recommended name: Metallothionein 20-III isoform B Short name=MT-20-IIIB
Organism	Mytilus edulis (Blue mussel)
Taxonomic identifier	6550 [NCBI]
Taxonomic lineage	cellular organisms › Eukaryota › Opisthokonta › Metazoa › Eumetazoa › Bilateria › Protostomia › Lophotrochozoa › Mollusca › Bivalvia › Pteriomorphia › Mytiloida › Mytiloidea › Mytilidae › Mytilinae › Mytilus

Protein attributes

Sequence length	71 AA.
Sequence status	Complete.
Protein existence	Evidence at protein level

General annotation (Comments)

Function	The metallothioneins are involved in the cellular sequestration of toxic metal ions.
Subunit structure	Homodimer.
Induction	By cadmium.
Sequence similarities	Belongs to the metallothionein superfamily. Type 2 family.

Ontologies

Keywords
Ligand	Cadmium Metal-binding Metal-thiolate cluster
Technical term	Direct protein sequencing
Gene Ontology (GO)
Molecular_function	metal ion binding Inferred from electronic annotation. Source: UniProtKB-KW
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 71	71	Metallothionein 20-III isoform B		PRO_0000197332

Sequences

	Sequence		Length	Mass (Da)
	P80258 [UniParc]. Last modified September 26, 2001. Version 1. Checksum: D4BFD9FFB08577E7	FASTA	71	6,873
	10 20 30 40 50 60 PGPCNCIETN VCICGTGCSG KCCQCGDACK CASGCGCSGC KVVCRCSGTC ACGCDCTGPT 70 NCKCDSGCSC K

References

[1]

"Complete amino acid sequences of five dimeric and four monomeric forms of metallothionein from the edible mussel Mytilus edulis." Mackay E.A., Overnell J., Dunbar B., Davidson I., Hunziker P.E., Kaegi J.H.R., Fothergill J.E. Eur. J. Biochem. 218:183-194(1993) [PubMed] [Europe PMC] [Abstract] Cited for: PROTEIN SEQUENCE.

Cross-references

Sequence databases
PIR	S47577.
3D structure databases
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Family and domain databases
InterPro	IPR024306. Metalothio_tetrahymena-typ. IPR001008. Metalthion_fam2_mollusc. [Graphical view]
Pfam	PF12749. Metallothio_Euk. 1 hit. [Graphical view]
PRINTS	PR00875. MTMOLLUSC.
ProtoNet	Search...

Entry information

Entry name

MT23B_MYTED

Accession

Primary (citable) accession number: P80258

Entry history

Integrated into UniProtKB/Swiss-Prot:	September 26, 2001
Last sequence update:	September 26, 2001
Last modified:	April 3, 2013
This is version 39 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)