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Q40517

- NTF3_TOBAC

UniProt

Q40517 - NTF3_TOBAC

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Protein

Mitogen-activated protein kinase homolog NTF3

Gene
NTF3
Organism
Nicotiana tabacum (Common tobacco)
Status
Reviewed - Annotation score: 4 out of 5 - Experimental evidence at protein leveli

Functioni

Catalytic activityi

ATP + a protein = ADP + a phosphoprotein.

Cofactori

Magnesium By similarity.

Enzyme regulationi

Activated by tyrosine and threonine phosphorylation By similarity.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Binding sitei61 – 611ATP Inferred
Active sitei158 – 1581Proton acceptor By similarity

Regions

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Nucleotide bindingi38 – 469ATP By similarity

GO - Molecular functioni

  1. ATP binding Source: UniProtKB-KW
  2. MAP kinase activity Source: UniProtKB-EC
Complete GO annotation...

Keywords - Molecular functioni

Kinase, Serine/threonine-protein kinase, Transferase

Keywords - Ligandi

ATP-binding, Nucleotide-binding

Enzyme and pathway databases

BRENDAi2.7.11.24. 3645.

Names & Taxonomyi

Protein namesi
Recommended name:
Mitogen-activated protein kinase homolog NTF3 (EC:2.7.11.24)
Alternative name(s):
P43
Gene namesi
Name:NTF3
OrganismiNicotiana tabacum (Common tobacco)
Taxonomic identifieri4097 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaeasteridslamiidsSolanalesSolanaceaeNicotianoideaeNicotianeaeNicotiana

Pathology & Biotechi

Mutagenesis

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Mutagenesisi61 – 611K → R: Inactivation.

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 372372Mitogen-activated protein kinase homolog NTF3PRO_0000186321Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Modified residuei191 – 1911Phosphothreonine By similarity
Modified residuei193 – 1931Phosphotyrosine By similarity

Post-translational modificationi

Dually phosphorylated on Thr-191 and Tyr-193, which activates the enzyme By similarity. Very low autophosphorylation, although dramatically increased when Mn2+ is added to the reaction instead of Mg2+.

Keywords - PTMi

Phosphoprotein

Expressioni

Tissue specificityi

Ubiquitous.

Developmental stagei

Detected during gametophytic pollen development and constitutively expressed in embryogenic pollen.

Structurei

3D structure databases

ProteinModelPortaliQ40517.

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini32 – 319288Protein kinaseAdd
BLAST

Motif

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Motifi191 – 1933TXY

Domaini

The TXY motif contains the threonine and tyrosine residues whose phosphorylation activates the MAP kinases.

Sequence similaritiesi

Family and domain databases

InterProiIPR011009. Kinase-like_dom.
IPR003527. MAP_kinase_CS.
IPR000719. Prot_kinase_dom.
IPR017441. Protein_kinase_ATP_BS.
IPR002290. Ser/Thr_dual-sp_kinase_dom.
IPR008271. Ser/Thr_kinase_AS.
[Graphical view]
PfamiPF00069. Pkinase. 1 hit.
[Graphical view]
SMARTiSM00220. S_TKc. 1 hit.
[Graphical view]
SUPFAMiSSF56112. SSF56112. 1 hit.
PROSITEiPS01351. MAPK. 1 hit.
PS00107. PROTEIN_KINASE_ATP. 1 hit.
PS50011. PROTEIN_KINASE_DOM. 1 hit.
PS00108. PROTEIN_KINASE_ST. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q40517-1 [UniParc]FASTAAdd to Basket

« Hide

MATPVEPPNG IRTPGKHYYS MWQSLFEIDT KYVPIKPIGR GAYGIVCSSV    50
NRETNEKVAI KKINNAFENR IDALRTLREL KLLRHLRHEN VIALKDVMMP 100
IHRRSFKDVY LVYELMDTDL HQIIKSSQTL SNDHCQYFLF QLLRGLKYLH 150
SANILHRDLK PGNLLINANC DLKICDFGLA RTSSGKDQFM TEYVVTRWYR 200
APELLLCCDN YGTSIDVWSV GCIFAELLGR KPVFPGTECL NQLKLIINIL 250
GSQREEDIEF IDNPKARKYI KSLPYSPGTP FSRLYPHAHP LAIDLLQRML 300
VFDPSKRISV IEALQHPYMS PLYDPNTDPP AQVPINLDID EDLGEETIRE 350
MMWSEILEYH PEAATAAMEV VL 372
Length:372
Mass (Da):42,776
Last modified:November 1, 1996 - v1
Checksum:i3277355C89FF3EBA
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
X69971 mRNA. Translation: CAA49592.1.
PIRiS39559.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
X69971 mRNA. Translation: CAA49592.1 .
PIRi S39559.

3D structure databases

ProteinModelPortali Q40517.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Enzyme and pathway databases

BRENDAi 2.7.11.24. 3645.

Family and domain databases

InterProi IPR011009. Kinase-like_dom.
IPR003527. MAP_kinase_CS.
IPR000719. Prot_kinase_dom.
IPR017441. Protein_kinase_ATP_BS.
IPR002290. Ser/Thr_dual-sp_kinase_dom.
IPR008271. Ser/Thr_kinase_AS.
[Graphical view ]
Pfami PF00069. Pkinase. 1 hit.
[Graphical view ]
SMARTi SM00220. S_TKc. 1 hit.
[Graphical view ]
SUPFAMi SSF56112. SSF56112. 1 hit.
PROSITEi PS01351. MAPK. 1 hit.
PS00107. PROTEIN_KINASE_ATP. 1 hit.
PS50011. PROTEIN_KINASE_DOM. 1 hit.
PS00108. PROTEIN_KINASE_ST. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "Isolation and characterization of a tobacco cDNA clone encoding a putative MAP kinase."
    Wilson C., Eller N., Gartner A., Vicente O., Heberle-Bors E.
    Plant Mol. Biol. 23:543-551(1993) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [MRNA].
    Strain: cv. Petit Havana SR1.
  2. "Molecular cloning, functional expression in Escherichia coli, and characterization of multiple mitogen-activated-protein kinases from tobacco."
    Wilson C., Anglmayer R., Vicente O., Heberle-Bors E.
    Eur. J. Biochem. 233:249-257(1995) [PubMed] [Europe PMC] [Abstract]
    Cited for: MUTAGENESIS.
    Strain: cv. Petit Havana SR1.

Entry informationi

Entry nameiNTF3_TOBAC
AccessioniPrimary (citable) accession number: Q40517
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 1, 1997
Last sequence update: November 1, 1996
Last modified: April 16, 2014
This is version 80 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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