NMD3
60S ribosomal export protein NMD3
Also known as: CGI-07, NMD3_HUMAN
Cross-references: UniProt · Ensembl · Human Protein Atlas · GeneCards · NCBI Gene
Protein identityUniProt · HPA
- UniProt accession
- Q96D46
- Gene
- NMD3
- Ensembl
- ENSG00000169251
- Chromosome
- 3
- Canonical length
- 503 aa
- Protein class
- Predicted intracellular proteins
- Subcellular location
- Nucleoplasm,Nucleoli
OverviewNCBI Gene
Ribosomal 40S and 60S subunits associate in the nucleolus and are exported to the cytoplasm. The protein encoded by this gene is involved in the passage of the 60S subunit through the nuclear pore complex and into the cytoplasm. Several transcript variants exist for this gene, but the full-length natures of only two have been described to date. [provided by RefSeq, Feb 2016]
Canonical amino-acid sequenceUniProt
503 residues, UniProt reviewed canonical sequence.
>Q96D46|NMD3
1 MEYMAESTDR SPGHILCCEC GVPISPNPAN ICVACLRSKV DISQGIPKQV SISFCKQCQR
61 YFQPPGTWIQ CALESRELLA LCLKKIKAPL SKVRLVDAGF VWTEPHSKRL KVKLTIQKEV
121 MNGAILQQVF VVDYVVQSQM CGDCHRVEAK DFWKAVIQVR QKTLHKKTFY YLEQLILKYG
181 MHQNTLRIKE IHDGLDFYYS SKQHAQKMVE FLQCTVPCRY KASQRLISQD IHSNTYNYKS
241 TFSVEIVPIC KDNVVCLSPK LAQSLGNMNQ ICVCIRVTSA IHLIDPNTLQ VADIDGSTFW
301 SHPFNSLCHP KQLEEFIVME CSIVQDIKRA AGAGMISKKH TLGEVWVQKT SEMNTDKQYF
361 CRTHLGHLLN PGDLVLGFDL ANCNLNDEHV NKMNSDRVPD VVLIKKSYDR TKRQRRRNWK
421 LKELAREREN MDTDDERQYQ DFLEDLEEDE AIRKNVNIYR DSAIPVESDT DDEGAPRISL
481 AEMLEDLHIS QDATGEEGAS MLTLocalizationUniProt · AlphaFold · HPA
Whether an antibody against NMD3 can act on the native protein depends on physical access: surface and secreted proteins are reachable by circulating antibodies, intracellular proteins usually are not.
- Antibody reachability
- Intracellular
- Secreted
- No
- Transmembrane segments
- 0
- Mean surface accessibility (rSASA)
- 0.32
- Highest tissue expression
- 73 nTPM
Expression across tissuesHPA
Tissue
- liver: 73 nTPM
- bone marrow: 61 nTPM
- skeletal muscle: 49 nTPM
- stomach: 40 nTPM
- heart muscle: 38 nTPM
- urinary bladder: 37 nTPM
Single-cell type
- cardiomyocytes: 618 nCPM
- pituitary stem cells: 288 nCPM
- pituicytes/fscs: 197 nCPM
- brain inhibitory neurons: 162 nCPM
- ependymal cells: 162 nCPM
- choroid plexus epithelial cells: 159 nCPM
Immune cell
- NK-cell: 36 nTPM
- basophil: 31 nTPM
- T-reg: 27 nTPM
- MAIT T-cell: 26 nTPM
- naive CD4 T-cell: 25 nTPM
- total PBMC: 21 nTPM
Brain region
- cerebellum: 44 nTPM
- hypothalamus: 35 nTPM
- basal ganglia: 33 nTPM
- midbrain: 33 nTPM
- white matter: 32 nTPM
- amygdala: 32 nTPM
Genetic constraint and essentialitygnomAD · DepMap
Does the body need this protein intact? Low LOEUF or a strong DepMap dependency means loss or blockade of the protein is likely to be felt.
- gnomAD LOEUF (loss-of-function intolerance)
- 0.82
- gnomAD pLI
- 0
- gnomAD missense Z
- 0.19
- DepMap mean gene effect
- -1.16
- DepMap dependency class
- common
Cancer expressionTCGA
Across TCGA tumor cohorts, this protein is over-expressed in roughly 10% of surveyed tumor types (aggregate summary; per-cohort expression, alteration, and survival load in the interactive view).
OntologyGO
Biological processes
- positive regulation of protein localization to nucleolus
- positive regulation of RNA biosynthetic process
- protein transport
- ribosomal large subunit export from nucleus
Molecular functions
Cellular components
Protein domainsUniProt · Pfam · InterPro
- Nmd3, N-terminal
- Ribosomal export protein Nmd3
- 60S ribosomal export protein NMD3, OB-fold domain
- 60S ribosomal export protein NMD3, SH3 domain
- NMD3 family
- NMD3 OB-fold domain
- NMD3 SH3 domain
KeywordsUniProt
InteractionsUniProt · HPA
Protein binding partners of NMD3 in the human serome: UniProt-annotated complex subunits plus reported interactors. Each links to its own Seroatlas record.
Antibody and autoantibody relevanceSeroatlas analysis
Seroatlas reads NMD3 as an antibody target. Whether an autoantibody or antibody against NMD3 could matter depends on whether native NMD3 is physically reachable, whether the body needs it intact, and whether it acts in a disease-relevant tissue.
NMD3 is annotated as predominantly intracellular. Intracellular proteins are common autoantibody markers, becoming visible to the immune system after cell injury or altered processing, but are usually markers of disease rather than direct drivers.
Annotation status
The present source text does not explicitly label NMD3 as an autoantigen. Seroatlas presents hypothesis context only and does not manufacture a known-serology claim.
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