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IPR003307

Description

IPR003307 is a W2 domain.

<p>Translation initiation is a sophisticated, well regulated and highly coordinated cellular process in eukaryotes, in which at least 11 eukaryotic initiation factors (eIFs) are included. The W2 domain (two invariant tryptophans) is a region of ~165 amino acids which is found in the C terminus of the following eIFs [[cite:PUB00005748], [cite:PUB00035800], [cite:PUB00022408], [cite:PUB00040819], [cite:PUB00041778]]:</p> <ul><li>Eukaryotic translation initiation factor 2B epsilon (eIF-2B-epsilon).</li> <li>Eukaryotic translation initiation factor 4 gamma (eIF-4-gamma).</li> <li>Eukaryotic translation initiation factor 5 (eIF-5), a GTPase-activating protein (GAP) specific for eIF2.</li></ul> <p>The W2 domain has a globular fold and is exclusively composed out of α-helices [[cite:PUB00022408], [cite:PUB00040819], [cite:PUB00041778]]. The structure can be divided into a structural C-terminal core onto which the two N-terminal helices are attached. The core contains two aromatic/acidic residue-rich regions (AA boxes), which are important for mediating protein-protein interactions.</p>

This description is obtained from EB-eye REST.

Associated GO terms

GO predictions are based solely on the InterPro-to-GO mappings published by EMBL-EBI, which are in turn based on the mapping of predicted domains to the InterPro dataset. The InterPro-to-GO mapping was last updated on , while the GO metadata was last updated on .

GO term Namespace Name Definition Relationships
Molecular function Protein binding Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).

Associated Lotus transcripts 15

Transcript Name Description Predicted domains Domain count
PREDICTED: translation initiation factor eIF-2B subunit epsilon-like [Cicer arietinum] gi|502124571|ref|XP_004498583.1| 24
PREDICTED: basic leucine zipper and W2 domain-containing protein 2-like [Cicer arietinum] gi|502105584|ref|XP_004492841.1| 15
Eukaryotic translation initiation factor [Medicago truncatula] gi|357508251|ref|XP_003624414.1| 21
PREDICTED: eukaryotic translation initiation factor 5-like [Glycine max] gi|356499628|ref|XP_003518639.1| 19
PREDICTED: translation initiation factor eIF-2B subunit epsilon-like [Cicer arietinum] gi|502124571|ref|XP_004498583.1| 24
Basic leucine zipper and W2 domain-containing protein 2; TAIR: AT5G36230.1 ARM repeat superfamily protein; Swiss-Prot: sp|Q91VK1|BZW2_MOUSE Basic leucine zipper and W2 domain-containing protein 2; TrEMBL-Plants: tr|A0A1J7GEE1|A0A1J7GEE1_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0485800 13
Basic leucine zipper and W2 domain-containing protein 2; TAIR: AT5G36230.1 ARM repeat superfamily protein; Swiss-Prot: sp|Q5ZL42|BZW2_CHICK Basic leucine zipper and W2 domain-containing protein 2; TrEMBL-Plants: tr|A0A1J7GEE1|A0A1J7GEE1_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0485800 13
Basic leucine zipper and W2 domain-containing protein 2; TAIR: AT5G36230.1 ARM repeat superfamily protein; Swiss-Prot: sp|Q9Y6E2|BZW2_HUMAN Basic leucine zipper and W2 domain-containing protein 2; TrEMBL-Plants: tr|A0A1J7GEE1|A0A1J7GEE1_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0485800 13
Basic leucine zipper and W2 domain-containing protein 2; TAIR: AT5G36230.1 ARM repeat superfamily protein; Swiss-Prot: sp|Q91VK1|BZW2_MOUSE Basic leucine zipper and W2 domain-containing protein 2; TrEMBL-Plants: tr|A0A1J7GEE1|A0A1J7GEE1_LUPAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0485800 19
Eukaryotic translation initiation factor 5; TAIR: AT1G36730.1 Translation initiation factor IF2/IF5; Swiss-Prot: sp|P48724|IF5_PHAVU Eukaryotic translation initiation factor 5; TrEMBL-Plants: tr|A0A0L9TDF5|A0A0L9TDF5_PHAAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0544600 22
Eukaryotic translation initiation factor 5; TAIR: AT1G36730.1 Translation initiation factor IF2/IF5; Swiss-Prot: sp|P48724|IF5_PHAVU Eukaryotic translation initiation factor 5; TrEMBL-Plants: tr|A0A0L9TDF5|A0A0L9TDF5_PHAAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0544600 22
Eukaryotic translation initiation factor 5; TAIR: AT1G36730.1 Translation initiation factor IF2/IF5; Swiss-Prot: sp|P48724|IF5_PHAVU Eukaryotic translation initiation factor 5; TrEMBL-Plants: tr|A0A0L9TDF5|A0A0L9TDF5_PHAAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0544600 22
Eukaryotic translation initiation factor 5; TAIR: AT1G36730.1 Translation initiation factor IF2/IF5; Swiss-Prot: sp|P48724|IF5_PHAVU Eukaryotic translation initiation factor 5; TrEMBL-Plants: tr|A0A0L9TDF5|A0A0L9TDF5_PHAAN Uncharacterized protein; Found in the gene: LotjaGi1g1v0544800 21
Translation initiation factor eIF-2B subunit epsilon; TAIR: AT2G34970.1 Trimeric LpxA-like enzyme; Swiss-Prot: sp|P56287|EI2BE_SCHPO Probable translation initiation factor eIF-2B subunit epsilon; TrEMBL-Plants: tr|V7BQ00|V7BQ00_PHAVU Uncharacterized protein; Found in the gene: LotjaGi5g1v0309800 25
Translation initiation factor eIF-2B subunit epsilon; TAIR: AT2G34970.1 Trimeric LpxA-like enzyme; Swiss-Prot: sp|P56287|EI2BE_SCHPO Probable translation initiation factor eIF-2B subunit epsilon; TrEMBL-Plants: tr|V7BQ00|V7BQ00_PHAVU Uncharacterized protein; Found in the gene: LotjaGi5g1v0309800 25

Co-occuring domains 1

A list of co-occurring predicted domains within the L. japonicus gene space:

Predicted domain Source Observations Saturation (%)
mobidb-lite MobiDBLite 1 6.67