GenTIGSA Gene Database on Rare Genetic Disorders

Monogenic disorders list  

List of monogenic disorders and their associated genes
Monogenic disorders arise from mutations in a single gene, but variations within that gene or in multiple genes can also lead to similar phenotypes, typically following Mendelian inheritance patterns associated with specific genetic changes.

View information by inheritance mode


S.No.  Genetic Disorders
Modes of inheritance
Category Gene symbol Indian
context
 Links
401 Neurofibromatosis type 2 
Autosomal dominant
Tumor/Cancer NF2 NF2, moesin-ezrin-radixin like (MERLIN) tumor suppressor
Reports
Updated as of Sep 05, 2023
PubMed
402 Neuromyelitis optica spectrum disorder 
Eye disorders AQP4 aquaporin 4
Reports
Updated as of Sep 05, 2023
PubMed
403 Neutral 1 amino acid transport defect 
Autosomal recessive
Metabolic disorders/Lysosomal storage disorders SLC6A19 solute carrier family 6 member 19
Reports
Updated as of Mar 30, 2026
PubMed
404 Neutral lipid storage myopathy 
Autosomal recessive
Metabolic disorders/Lysosomal storage disorders PNPLA2 patatin like phospholipase domain containing 2
Reports
Updated as of Jan 04, 2024
PubMed
405 Niemann-Pick disease, type B 
Autosomal recessive
Metabolic disorders/Lysosomal storage disorders SMPD1 sphingomyelin phosphodiesterase 1
Reports
Updated as of Sep 15, 2022
PubMed
406 Nut midline carcinoma 
Cancer disorders NUBP2 NUBP iron-sulfur cluster assembly factor 2, cytosolic
Reports
Updated as of Mar 30, 2026
PubMed
407 Obesity due to congenital leptin deficiency 
Autosomal recessive
Endocrine disorders LEP leptin
Reports
Updated as of Jan 04, 2024
PubMed
408 Ocular cystinosis 
Autosomal recessive
Metabolic disorders/Lysosomal storage disorders CTNS cystinosin, lysosomal cystine transporter
Reports
Updated as of Jul 20, 2024
PubMed
409 Oculodentodigital dysplasia 
Autosomal dominant
Bone disorders GJA1 gap junction protein alpha 1
Reports
Updated as of Sep 05, 2023
PubMed
410 Oligodendroglioma 
Cancer disorders CIC capicua transcriptional repressor
Reports
Updated as of Jan 04, 2024
PubMed