Q2QNE8 (MT4B_ORYSJ) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Metallothionein-like protein 4B

Alternative name(s):
Class I metallothionein-like protein 4B
OsMT-I-4b

Gene names

Name:	MT4B
Ordered Locus Names:	Os12g0568200, LOC_Os12g38051, LOC_Os12g38064

Organism

Oryza sativa subsp. japonica (Rice) [Reference proteome]

Taxonomic identifier

39947 [NCBI]

Taxonomic lineage

cellular organisms › Eukaryota › Viridiplantae › Streptophyta › Streptophytina › Embryophyta › Tracheophyta › Euphyllophyta › Spermatophyta › Magnoliophyta › Liliopsida › commelinids › Poales › Poaceae › BEP clade › Ehrhartoideae › Oryzeae › Oryza › Oryza sativa

Protein attributes

Sequence length	79 AA.
Sequence status	Complete.
Protein existence	Evidence at transcript level

General annotation (Comments)

Function	Metallothioneins have a high content of cysteine residues that bind various heavy metals.
Tissue specificity	Expressed in roots. Ref.6
Sequence similarities	Belongs to the metallothionein superfamily. Type 15 family.
Sequence caution	The sequence BAF30084.2 differs from that shown. Reason: Erroneous gene model prediction.

Ontologies

Keywords
Ligand	Metal-binding Metal-thiolate cluster
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Molecular_function	copper ion binding Inferred from electronic annotation. Source: EnsemblPlants/Gramene
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 79	79	Metallothionein-like protein 4B		PRO_0000263060

Sequences

	Sequence		Length	Mass (Da)
	Q2QNE8 [UniParc]. Last modified January 24, 2006. Version 1. Checksum: D75C94B7C41CD380	FASTA	79	7,720
	10 20 30 40 50 60 MSCGGSCNCG SCGCGGGCGK MYPDLAEKIT TTTTTATTVL GVAPEKGHFE VMVGKAAESG 70 EAAHGCSCGS SCKCNPCNC

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Functional genomics of plant stress tolerance." Bohnert H.J., Borchert C., Brazille S., Brooks J., Eaton M., Ferrea H., Kawasaki S., McCollough A., Michalowski C.B., Palacio C., Scara G., Wheeler M., Zepeda G.R. Submitted (JUN-2000) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Strain: cv. Nipponbare. Tissue: Root.
[2]	"The sequence of rice chromosomes 11 and 12, rich in disease resistance genes and recent gene duplications." The rice chromosomes 11 and 12 sequencing consortia BMC Biol. 3:20-20(2005) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: cv. Nipponbare.
[3]	"The map-based sequence of the rice genome." International rice genome sequencing project (IRGSP) Nature 436:793-800(2005) [PubMed] [Europe PMC] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: cv. Nipponbare.
[4]	"The rice annotation project database (RAP-DB): 2008 update." The rice annotation project (RAP) Nucleic Acids Res. 36:D1028-D1033(2008) [PubMed] [Europe PMC] [Abstract] Cited for: GENOME REANNOTATION. Strain: cv. Nipponbare.
[5]	"Oryza sativa-full-length cDNA." The rice full-length cDNA consortium Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. Strain: cv. Nipponbare.
[6]	"Molecular analyses of the metallothionein gene family in rice (Oryza sativa L.)." Zhou G., Xu Y., Li J., Yang L., Liu J.-Y. J. Biochem. Mol. Biol. 39:595-606(2006) [PubMed] [Europe PMC] [Abstract] Cited for: GENE FAMILY, TISSUE SPECIFICITY.

Cross-references

Sequence databases
EMBL GenBank DDBJ	BE039194 mRNA. No translation available. DP000011 Genomic DNA. Translation: ABA99636.1. AP008218 Genomic DNA. Translation: BAF30084.2. Sequence problems. AK243301 mRNA. No translation available.
RefSeq	NP_001067065.2. NM_001073597.2.
UniGene	Os.57928.
3D structure databases
ModBase	Search...
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
EnsemblPlants	LOC_Os12g38051.1; LOC_Os12g38051.1; LOC_Os12g38051.
GeneID	4352563.
KEGG	dosa:Os12t0568200-01. dosa:Os12t0571000-01. osa:4352563.
Organism-specific databases
Gramene	Q2QNE8.
Phylogenomic databases
HOGENOM	HOG000220916.
ProtClustDB	CLSN2698938.
Gene expression databases
ArrayExpress	Q2QNE8.
Family and domain databases
InterPro	IPR000347. Metalthion_15p. [Graphical view]
Pfam	PF01439. Metallothio_2. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

MT4B_ORYSJ

Accession

Primary (citable) accession number: Q2QNE8

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 12, 2006
Last sequence update:	January 24, 2006
Last modified:	April 3, 2013
This is version 42 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Plant Protein Annotation Program