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DDG2P

Gene: MAN1B1

Green List (high evidence)
MAN1B1 (mannosidase alpha class 1B member 1)
EnsemblGeneIds (GRCh38): ENSG00000177239
EnsemblGeneIds (GRCh37): ENSG00000177239
OMIM: 604346, Gene2Phenotype
MAN1B1 is in 7 panels

2 reviews

Achchuthan Shanmugasundram (Genomics England Curator)

Green List (high evidence)

The DDG2P confidence category, allelic requirement and molecular mechanism for MAN1B1-related intellectual developmental disorder are definitive, biallelic_autosomal and undetermined (PMIDs: 21763484, 21937992, 24348268, 24566669, 26279649, 26577042). More details can be found in https://www.ebi.ac.uk/gene2phenotype/lgd/G2P01138.
Created: 13 Feb 2026, 9:26 p.m. | Last Modified: 13 Feb 2026, 9:26 p.m.
Panel Version: 6.17
The DDG2P confidence category for the disease AUTOSOMAL RECESSIVE INTELLECTUAL DEVELOPMENTAL DISORDER is definitive. The allelic requirement and mutation consequence are biallelic_autosomal and altered gene product structure (PMIDs: 24348268;21937992;24566669;21763484;26279649;26577042).
Created: 4 Oct 2023, 5:08 p.m. | Last Modified: 4 Oct 2023, 5:08 p.m.
Panel Version: 3.12

Mode of inheritance
BIALLELIC, autosomal or pseudoautosomal

Phenotypes
AUTOSOMAL RECESSIVE INTELLECTUAL DEVELOPMENTAL DISORDER; MONDO:0013624; MAN1B1-related intellectual developmental disorder; OMIM:614202.0

Publications

Mode of pathogenicity
Other

Created: 4 Oct 2023, 5:08 p.m.
Last Modified: 4 Oct 2023, 5:08 p.m.
Panel version: 6.17

Rebecca Foulger (Genomics England curator)

I don't know

Original DDG2P rating: confirmed. DDG2P mode of pathogenicity: all missense/in frame
Created: 19 Nov 2018, 11:30 a.m.
Created: 19 Nov 2018, 11:30 a.m.

Panel version: 0.2

Details

Mode of Inheritance
BIALLELIC, autosomal or pseudoautosomal
Sources
  • DD-Gene2Phenotype
  • Expert Review Green
Phenotypes
  • AUTOSOMAL RECESSIVE MENTAL RETARDATION
OMIM
604346
Clinvar variants
Variants in MAN1B1
Penetrance
None
Publications
Panels with this gene

History Filter Activity

16 Feb 2026, Gel status: 3

Set mode of pathogenicity

Achchuthan Shanmugasundram (Genomics England Curator)

Mode of pathogenicity for gene: MAN1B1 was changed from Other to None

4 Oct 2023, Gel status: 3

Set mode of pathogenicity, Set publications

Achchuthan Shanmugasundram (Genomics England Curator)

Mode of pathogenicity for gene MAN1B1 was changed from Other - please provide details in the comments to Other Publications for gene: MAN1B1 were updated from 26577042; 24348268; 21763484; 24566669; 26279649; 21937992 to 21937992; 26279649; 24566669; 26577042; 21763484; 24348268

29 Jan 2019, Gel status: 4

Panel promoted to version 1.0

Rebecca Foulger (Genomics England curator)

Rebecca Foulger: Original DDG2P rating: confirm

19 Nov 2018, Gel status: 4

Created, Added New Source, Set mode of inheritance, Set publications, Set Phenotypes, Set mode of pathogenicity

Rebecca Foulger (Genomics England curator)

gene: MAN1B1 was added gene: MAN1B1 was added to DDG2P. Sources: Expert Review Green,DD-Gene2Phenotype Mode of inheritance for gene: MAN1B1 was set to BIALLELIC, autosomal or pseudoautosomal Publications for gene: MAN1B1 were set to 26577042; 24348268; 21763484; 24566669; 26279649; 21937992 Phenotypes for gene: MAN1B1 were set to AUTOSOMAL RECESSIVE MENTAL RETARDATION Mode of pathogenicity for gene: MAN1B1 was set to Other - please provide details in the comments