MT-TN

Chr MT

tRNA-Asn

Also known as: MTTN

Predicted to enable triplet codon-amino acid adaptor activity. Predicted to be involved in translation. [provided by Alliance of Genome Resources, Jul 2025]

OMIMResearchGenerating clinical summary…
Clinical SummaryMT-TN
🧬
Gene-Disease Validity (ClinGen)
mitochondrial disease · MTDefinitive

Definitive — sufficient evidence for diagnostic panels

📋
ClinVar Variants
4 unique Pathogenic / Likely Pathogenic· 8 VUS of 21 total submissions
💊
Clinical Trials
12 active or recruiting trials — potential therapeutic options may be available

Population Genetics & Constraint

Constraint data not available from gnomAD.

ClinVar Variant Classifications

21 submitted variants in ClinVar

Classification Summary

Pathogenic1
Likely Pathogenic3
VUS8
Likely Benign2
Benign7
1
Pathogenic
3
Likely Pathogenic
8
VUS
2
Likely Benign
7
Benign

Curated Variants Distribution

Classified variants from ClinVar · 5 ACMG categories· variant type breakdown unavailable

ClassificationLoFMissense + InframeNon-codingSynonymousTotal
Pathogenic
1
Likely Pathogenic
3
VUS
8
Likely Benign
2
Benign
7
Total21

Counts from ClinVar esearch · Updated hourly

View in ClinVar →

3 pathogenic / likely-pathogenic (of 4) ClinVar copy-number / structural variants overlap MT-TN — these span large chromosomal regions, not the gene specifically, and are excluded from the counts above. Explore in CNV tools →

Protein Context — Lollipop Plot

MT-TN · protein map & ClinVar variants

Showing all ClinVar variants across the protein. Search a specific variant to highlight its position.

Clinical Trials

Active and recruiting trials from ClinicalTrials.gov

Advanced Malignant Solid NeoplasmAnatomic Stage III Breast Cancer AJCC v8Anatomic Stage IV Breast Cancer AJCC v8

Targeted Therapy Directed by Genetic Testing in Treating Patients With Locally Advanced or Advanced Solid Tumors, The ComboMATCH Screening Trial

RECRUITING
NCT05564377Phase PHASE2National Cancer Institute (NCI)Started 2023-04-07
AlpelisibBinimetinibBiopsy Procedure
Recurrent Lung Non-Small Cell CarcinomaStage IV Lung Cancer AJCC v8

Targeted Treatment for Advanced Non-Small Cell Lung Cancer That Has a MET Exon 14 Skipping Gene Change (An Expanded Lung-MAP Treatment Trial)

RECRUITING
NCT06031688Phase PHASE2SWOG Cancer Research NetworkStarted 2024-08-08
Biospecimen CollectionComputed TomographyLymphoscintigraphy
ALK Gene RearrangementALK Gene TranslocationALK Positive

Crizotinib in Treating Patients With Stage IB-IIIA Non-small Cell Lung Cancer That Has Been Removed by Surgery and ALK Fusion Mutations (An ALCHEMIST Treatment Trial)

ACTIVE NOT RECRUITING
NCT02201992Phase PHASE3ECOG-ACRIN Cancer Research GroupStarted 2015-03-23
Clinical ObservationCrizotinibLaboratory Biomarker Analysis
Advanced Lung Non-Squamous Non-Small Cell CarcinomaMetastatic Lung Non-Squamous Non-Small Cell CarcinomaRecurrent Lung Non-Squamous Non-Small Cell Carcinoma

Osimertinib With or Without Bevacizumab as Initial Treatment for Patients With EGFR-Mutant Lung Cancer

RECRUITING
NCT04181060Phase PHASE3National Cancer Institute (NCI)Started 2020-12-28
BevacizumabBiospecimen CollectionComputed Tomography
Stage III Colon Cancer

Colon Adjuvant Chemotherapy Based on Evaluation of Residual Disease

RECRUITING
NCT05174169Phase PHASE2, PHASE3NRG OncologyStarted 2022-07-08
Signatera testmFOLFOX6 3-6 monthCAPOX 3 month
Colorectal Neuroendocrine Tumor G1Gastric Neuroendocrine Tumor G1Neuroendocrine Neoplasm

Octreotide Acetate and Recombinant Interferon Alfa-2b or Bevacizumab in Treating Patients With Metastatic or Locally Advanced, High-Risk Neuroendocrine Tumor

ACTIVE NOT RECRUITING
NCT00569127Phase PHASE3National Cancer Institute (NCI)Started 2007-12-01
BevacizumabLaboratory Biomarker AnalysisOctreotide Acetate
Recurrent Lung Non-Small Cell CarcinomaStage IV Lung Cancer AJCC v8

Adding the Immunotherapy Drug Cemiplimab to Usual Treatment for People With Advanced Non-Small Cell Lung Cancer Who Had Previous Treatment With Platinum Chemotherapy and Immunotherapy (An Expanded Lung-MAP Treatment Trial)

RECRUITING
NCT06616584Phase PHASE2, PHASE3SWOG Cancer Research NetworkStarted 2025-05-22
Biospecimen CollectionCemiplimabComputed Tomography
Metastatic Renal Cell CarcinomaSarcomatoid Renal Cell CarcinomaStage II Renal Cell Cancer AJCC v7

Nivolumab in Treating Patients With Localized Kidney Cancer Undergoing Nephrectomy

ACTIVE NOT RECRUITING
NCT03055013Phase PHASE3National Cancer Institute (NCI)Started 2017-04-28
NephrectomyNivolumabPatient Observation
Metastatic Pancreatic AdenocarcinomaStage IV Pancreatic Cancer AJCC v8

Testing the Addition of Pembrolizumab, an Immunotherapy Cancer Drug to Olaparib Alone as Therapy for Patients With Pancreatic Cancer That Has Spread With Inherited BRCA Mutations

ACTIVE NOT RECRUITING
NCT04548752Phase PHASE2National Cancer Institute (NCI)Started 2021-02-22
Biopsy ProcedureBiospecimen CollectionComputed Tomography
Stage II Prostate Adenocarcinoma AJCC v7

Stereotactic Body Radiation Therapy or Intensity-Modulated Radiation Therapy in Treating Patients With Stage IIA-B Prostate Cancer

ACTIVE NOT RECRUITING
NCT03367702Phase PHASE3NRG OncologyStarted 2018-02-01
Intensity-Modulated Radiation TherapyQuality-of-Life AssessmentQuestionnaire Administration
Multiple Myeloma

Melphalan, Prednisone, and Thalidomide or Lenalidomide in Treating Patients With Newly Diagnosed Multiple Myeloma

ACTIVE NOT RECRUITING
NCT00602641Phase PHASE3National Cancer Institute (NCI)Started 2008-02-29
Laboratory Biomarker AnalysisLenalidomideMelphalan
Anatomic Stage II Breast Cancer AJCC v8Early Stage Triple-Negative Breast CarcinomaAnatomic Stage IIIA Breast Cancer AJCC v8

Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab

RECRUITING
NCT05812807Phase PHASE3Alliance for Clinical Trials in OncologyStarted 2023-06-14
PembrolizumabPatient ObservationBiopsy