Q9BY44 · EIF2A_HUMAN
- ProteinEukaryotic translation initiation factor 2A
- GeneEIF2A
- StatusUniProtKB reviewed (Swiss-Prot)
- Organism
- Amino acids585 (go to sequence)
- Protein existenceEvidence at protein level
- Annotation score5/5
Function
function
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | blood microparticle | |
Cellular Component | cytoplasm | |
Cellular Component | cytosolic small ribosomal subunit | |
Cellular Component | eukaryotic translation initiation factor 2 complex | |
Cellular Component | extracellular space | |
Molecular Function | cadherin binding | |
Molecular Function | mRNA binding | |
Molecular Function | ribosome binding | |
Molecular Function | translation initiation factor activity | |
Molecular Function | tRNA binding | |
Biological Process | positive regulation of signal transduction | |
Biological Process | regulation of translation | |
Biological Process | response to amino acid starvation | |
Biological Process | ribosome assembly | |
Biological Process | SREBP signaling pathway | |
Biological Process | translational initiation |
Keywords
- Molecular function
- Biological process
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameEukaryotic translation initiation factor 2A
- Short nameseIF-2A
- Alternative names
- Cleaved into 1 chains
Gene names
Organism names
- Organism
- Taxonomic lineageEukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Mammalia > Eutheria > Euarchontoglires > Primates > Haplorrhini > Catarrhini > Hominidae > Homo
Accessions
- Primary accessionQ9BY44
- Secondary accessions
Proteomes
Organism-specific databases
Subcellular Location
Disease & Variants
Features
Showing features for natural variant.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Natural variant | VAR_032066 | 97 | in dbSNP:rs1132979 | |||
Sequence: T → S | ||||||
Natural variant | VAR_032067 | 582 | in dbSNP:rs17850813 | |||
Sequence: E → K |
Variants
We now provide the "Disease & Variants" viewer in its own tab.
The viewer provides 562 variants from UniProt as well as other sources including ClinVar and dbSNP.
Organism-specific databases
Miscellaneous
Chemistry
Genetic variation databases
PTM/Processing
Features
Showing features for initiator methionine, modified residue, chain, modified residue (large scale data).
Type | ID | Position(s) | Source | Description | |||
---|---|---|---|---|---|---|---|
Initiator methionine | 1 | UniProt | Removed; alternate | ||||
Sequence: M | |||||||
Modified residue | 1 | UniProt | N-acetylmethionine | ||||
Sequence: M | |||||||
Chain | PRO_0000424466 | 1-585 | UniProt | Eukaryotic translation initiation factor 2A | |||
Sequence: MAPSTPLLTVRGSEGLYMVNGPPHFTESTVFPRESGKNCKVCIFSKDGTLFAWGNGEKVNIISVTNKGLLHSFDLLKAVCLEFSPKNTVLATWQPYTTSKDGTAGIPNLQLYDVKTGTCLKSFIQKKMQNWCPSWSEDETLCARNVNNEVHFFENNNFNTIANKLHLQKINDFVLSPGPQPYKVAVYVPGSKGAPSFVRLYQYPNFAGPHAALANKSFFKADKVTMLWNKKATAVLVIASTDVDKTGASYYGEQTLHYIATNGESAVVQLPKNGPIYDVVWNSSSTEFCAVYGFMPAKATIFNLKCDPVFDFGTGPRNAAYYSPHGHILVLAGFGNLRGQMEVWDVKNYKLISKPVASDSTYFAWCPDGEHILTATCAPRLRVNNGYKIWHYTGSILHKYDVPSNAELWQVSWQPFLDGIFPAKTITYQAVPSEVPNEEPKVATAYRPPALRNKPITNSKLHEEEPPQNMKPQSGNDKPLSKTALKNQRKHEAKKAAKQEARSDKSPDLAPTPAPQSTPRNTVSQSISGDPEIDKKIKNLKKKLKAIEQLKEQAATGKQLEKNQLEKIQKETALLQELEDLELGI | |||||||
Modified residue | 2 | UniProt | N-acetylalanine; in Eukaryotic translation initiation factor 2A, N-terminally processed | ||||
Sequence: A | |||||||
Chain | PRO_0000286076 | 2-585 | UniProt | Eukaryotic translation initiation factor 2A, N-terminally processed | |||
Sequence: APSTPLLTVRGSEGLYMVNGPPHFTESTVFPRESGKNCKVCIFSKDGTLFAWGNGEKVNIISVTNKGLLHSFDLLKAVCLEFSPKNTVLATWQPYTTSKDGTAGIPNLQLYDVKTGTCLKSFIQKKMQNWCPSWSEDETLCARNVNNEVHFFENNNFNTIANKLHLQKINDFVLSPGPQPYKVAVYVPGSKGAPSFVRLYQYPNFAGPHAALANKSFFKADKVTMLWNKKATAVLVIASTDVDKTGASYYGEQTLHYIATNGESAVVQLPKNGPIYDVVWNSSSTEFCAVYGFMPAKATIFNLKCDPVFDFGTGPRNAAYYSPHGHILVLAGFGNLRGQMEVWDVKNYKLISKPVASDSTYFAWCPDGEHILTATCAPRLRVNNGYKIWHYTGSILHKYDVPSNAELWQVSWQPFLDGIFPAKTITYQAVPSEVPNEEPKVATAYRPPALRNKPITNSKLHEEEPPQNMKPQSGNDKPLSKTALKNQRKHEAKKAAKQEARSDKSPDLAPTPAPQSTPRNTVSQSISGDPEIDKKIKNLKKKLKAIEQLKEQAATGKQLEKNQLEKIQKETALLQELEDLELGI | |||||||
Modified residue (large scale data) | 4 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue | 5 | UniProt | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue (large scale data) | 5 | PRIDE | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue (large scale data) | 103 | PRIDE | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue (large scale data) | 250 | PRIDE | Phosphotyrosine | ||||
Sequence: Y | |||||||
Modified residue (large scale data) | 446 | PRIDE | Phosphotyrosine | ||||
Sequence: Y | |||||||
Modified residue | 503 | UniProt | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 503 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue | 506 | UniProt | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 506 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 512 | PRIDE | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue | 517 | UniProt | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 517 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue | 518 | UniProt | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue (large scale data) | 518 | PRIDE | Phosphothreonine | ||||
Sequence: T | |||||||
Modified residue (large scale data) | 524 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue | 526 | UniProt | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 526 | PRIDE | Phosphoserine | ||||
Sequence: S | |||||||
Modified residue (large scale data) | 528 | PRIDE | Phosphoserine | ||||
Sequence: S |
Keywords
- PTM
Proteomic databases
PTM databases
Expression
Tissue specificity
Gene expression databases
Organism-specific databases
Structure
Family & Domains
Features
Showing features for repeat, region, compositional bias, coiled coil.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Repeat | 56-100 | WD 1 | ||||
Sequence: GEKVNIISVTNKGLLHSFDLLKAVCLEFSPKNTVLATWQPYTTSK | ||||||
Repeat | 101-159 | WD 2 | ||||
Sequence: DGTAGIPNLQLYDVKTGTCLKSFIQKKMQNWCPSWSEDETLCARNVNNEVHFFENNNFN | ||||||
Repeat | 160-210 | WD 3 | ||||
Sequence: TIANKLHLQKINDFVLSPGPQPYKVAVYVPGSKGAPSFVRLYQYPNFAGPH | ||||||
Repeat | 211-264 | WD 4 | ||||
Sequence: AALANKSFFKADKVTMLWNKKATAVLVIASTDVDKTGASYYGEQTLHYIATNGE | ||||||
Repeat | 265-306 | WD 5 | ||||
Sequence: SAVVQLPKNGPIYDVVWNSSSTEFCAVYGFMPAKATIFNLKC | ||||||
Repeat | 307-348 | WD 6 | ||||
Sequence: DPVFDFGTGPRNAAYYSPHGHILVLAGFGNLRGQMEVWDVKN | ||||||
Repeat | 349-391 | WD 7 | ||||
Sequence: YKLISKPVASDSTYFAWCPDGEHILTATCAPRLRVNNGYKIWH | ||||||
Region | 434-534 | Disordered | ||||
Sequence: EVPNEEPKVATAYRPPALRNKPITNSKLHEEEPPQNMKPQSGNDKPLSKTALKNQRKHEAKKAAKQEARSDKSPDLAPTPAPQSTPRNTVSQSISGDPEID | ||||||
Compositional bias | 515-529 | Polar residues | ||||
Sequence: PQSTPRNTVSQSISG | ||||||
Coiled coil | 531-582 | |||||
Sequence: PEIDKKIKNLKKKLKAIEQLKEQAATGKQLEKNQLEKIQKETALLQELEDLE |
Sequence similarities
Keywords
- Domain
Phylogenomic databases
Family and domain databases
Sequence & Isoforms
- Sequence statusComplete
This entry describes 4 isoforms produced by Alternative splicing.
Q9BY44-1
This isoform has been chosen as the canonical sequence. All positional information in this entry refers to it. This is also the sequence that appears in the downloadable versions of the entry.
- Name1
- Length585
- Mass (Da)64,990
- Last updated2008-10-14 v3
- Checksum63D63C0676F232C9
Q9BY44-2
- Name2
Q9BY44-3
- Name3
- Differences from canonical
- 34-58: Missing
Q9BY44-4
- Name4
- Differences from canonical
- 98-158: Missing
Computationally mapped potential isoform sequences
There are 7 potential isoforms mapped to this entry
Sequence caution
Features
Showing features for alternative sequence, sequence conflict, compositional bias.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Alternative sequence | VSP_024975 | 1-213 | in isoform 2 | |||
Sequence: Missing | ||||||
Sequence conflict | 7 | in Ref. 4; AAQ13612 | ||||
Sequence: L → F | ||||||
Sequence conflict | 14-16 | in Ref. 4; AAQ13612 | ||||
Sequence: EGL → LRT | ||||||
Alternative sequence | VSP_056047 | 34-58 | in isoform 3 | |||
Sequence: Missing | ||||||
Sequence conflict | 54 | in Ref. 1; AAM83402 | ||||
Sequence: G → A | ||||||
Sequence conflict | 55 | in Ref. 1; AAM83402 | ||||
Sequence: N → I | ||||||
Sequence conflict | 84 | in Ref. 2; BAB55058 | ||||
Sequence: S → P | ||||||
Alternative sequence | VSP_056048 | 98-158 | in isoform 4 | |||
Sequence: Missing | ||||||
Sequence conflict | 150 | in Ref. 4; AAQ13612 | ||||
Sequence: V → A | ||||||
Sequence conflict | 173 | in Ref. 4; AAQ13612 | ||||
Sequence: F → S | ||||||
Alternative sequence | VSP_024976 | 214-219 | in isoform 2 | |||
Sequence: ANKSFF → MFQEV | ||||||
Sequence conflict | 261 | in Ref. 1; AAM83402 | ||||
Sequence: T → P | ||||||
Sequence conflict | 263 | in Ref. 1; AAM83402 | ||||
Sequence: G → F | ||||||
Sequence conflict | 268 | in Ref. 1; AAM83402 | ||||
Sequence: V → L | ||||||
Sequence conflict | 292 | in Ref. 1; AAM83402 | ||||
Sequence: Y → S | ||||||
Compositional bias | 515-529 | Polar residues | ||||
Sequence: PQSTPRNTVSQSISG |
Keywords
- Coding sequence diversity
- Technical term
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
AF497978 EMBL· GenBank· DDBJ | AAM83402.1 EMBL· GenBank· DDBJ | mRNA | Frameshift | |
AK027356 EMBL· GenBank· DDBJ | BAB55058.1 EMBL· GenBank· DDBJ | mRNA | ||
AK298586 EMBL· GenBank· DDBJ | BAG60776.1 EMBL· GenBank· DDBJ | mRNA | ||
AK293993 EMBL· GenBank· DDBJ | BAG57357.1 EMBL· GenBank· DDBJ | mRNA | ||
AF212241 EMBL· GenBank· DDBJ | AAK14926.1 EMBL· GenBank· DDBJ | mRNA | Different initiation | |
AF109358 EMBL· GenBank· DDBJ | AAQ13506.1 EMBL· GenBank· DDBJ | mRNA | Frameshift | |
AF172818 EMBL· GenBank· DDBJ | AAQ13612.1 EMBL· GenBank· DDBJ | mRNA | Different initiation | |
AC107426 EMBL· GenBank· DDBJ | - | Genomic DNA | No translation available. | |
CH471052 EMBL· GenBank· DDBJ | EAW78830.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
CH471052 EMBL· GenBank· DDBJ | EAW78831.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
BC011885 EMBL· GenBank· DDBJ | AAH11885.1 EMBL· GenBank· DDBJ | mRNA |