Incidental Mutation 'R7786:Man2b1'
ID 599539
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 045842-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7786 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 85083270-85098282 bp(+) (GRCm38)
Type of Mutation nonsense
DNA Base Change (assembly) C to T at 85085456 bp (GRCm38)
Zygosity Heterozygous
Amino Acid Change Glutamine to Stop codon at position 180 (Q180*)
Ref Sequence ENSEMBL: ENSMUSP00000034121 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121] [ENSMUST00000079764] [ENSMUST00000093357] [ENSMUST00000140621] [ENSMUST00000149050] [ENSMUST00000152785] [ENSMUST00000209264] [ENSMUST00000209361]
AlphaFold O09159
Predicted Effect probably null
Transcript: ENSMUST00000034121
AA Change: Q180*
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: Q180*

DomainStartEndE-ValueType
low complexity region 40 51 N/A INTRINSIC
Pfam:Glyco_hydro_38 64 381 2.7e-96 PFAM
Alpha-mann_mid 386 465 4.25e-23 SMART
Pfam:Glyco_hydro_38C 510 1002 6.2e-106 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000079764
SMART Domains Protein: ENSMUSP00000078697
Gene: ENSMUSG00000059355

DomainStartEndE-ValueType
low complexity region 7 21 N/A INTRINSIC
Pfam:UPF0139 85 183 6.8e-53 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000093357
SMART Domains Protein: ENSMUSP00000091048
Gene: ENSMUSG00000005150

DomainStartEndE-ValueType
WD40 14 53 1.05e-7 SMART
WD40 56 95 8.42e-7 SMART
WD40 98 137 8.1e-9 SMART
WD40 142 179 5.52e-2 SMART
WD40 182 219 1.66e0 SMART
WD40 222 263 7e-4 SMART
WD40 266 304 4.75e1 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000140621
SMART Domains Protein: ENSMUSP00000117962
Gene: ENSMUSG00000059355

DomainStartEndE-ValueType
Pfam:UPF0139 5 88 1.4e-37 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000149050
SMART Domains Protein: ENSMUSP00000121568
Gene: ENSMUSG00000005150

DomainStartEndE-ValueType
WD40 14 53 1.05e-7 SMART
WD40 56 95 8.42e-7 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000152785
SMART Domains Protein: ENSMUSP00000122127
Gene: ENSMUSG00000005150

DomainStartEndE-ValueType
WD40 14 53 1.05e-7 SMART
WD40 56 95 8.42e-7 SMART
WD40 140 177 5.52e-2 SMART
WD40 180 217 1.66e0 SMART
WD40 220 261 7e-4 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000209264
Predicted Effect probably benign
Transcript: ENSMUST00000209361
Meta Mutation Damage Score 0.9756 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency 95% (42/44)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes an enzyme that hydrolyzes terminal, non-reducing alpha-D-mannose residues in alpha-D-mannosides. Its activity is necessary for the catabolism of N-linked carbohydrates released during glycoprotein turnover and it is member of family 38 of glycosyl hydrolases. The full length protein is processed in two steps. First, a 49 aa leader sequence is cleaved off and the remainder of the protein is processed into 3 peptides of 70 kDa, 42 kDa (D) and 13/15 kDa (E). Next, the 70 kDa peptide is further processed into three peptides (A, B and C). The A, B and C peptides are disulfide-linked. Defects in this gene have been associated with lysosomal alpha-mannosidosis. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Mar 2010]
PHENOTYPE: Mice homozygous for a knock-out allele show urinary oligosaccharide excretion, storage of neutral sugars, oligosaccharide buildup in spleen, kidney, liver, testis and brain, clear vacuoles and axonal spheroids in CNS, PNS and other cell types, behavioralchanges, and enhanced long-term potentiation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 43 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acaa2 T C 18: 74,792,447 (GRCm38) S94P probably damaging Het
Adam18 C T 8: 24,611,118 (GRCm38) R676H probably benign Het
Akna A G 4: 63,394,962 (GRCm38) L308P probably benign Het
Ambra1 G C 2: 91,767,796 (GRCm38) V101L possibly damaging Het
Arnt A G 3: 95,484,956 (GRCm38) D377G probably damaging Het
Card6 TTGGGAGGACTGTGGATGAGAGGGCTTAGCATGGGAGGACTGTGGATGAGAGGGCTTAGCATGGGAGGACTGTGGATGAGAGGGCTTAGCATGGGAGGACTGCGGATGAGAGGGCTTAGCATGGGAGGACTG TTGGGAGGACTGTGGATGAGAGGGCTTAGCATGGGAGGACTGTGGATGAGAGGGCTTAGCATGGGAGGACTGCGGATGAGAGGGCTTAGCATGGGAGGACTG 15: 5,098,691 (GRCm38) probably benign Het
Ccdc173 A T 2: 69,781,748 (GRCm38) W179R probably damaging Het
Cdr1 AAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCC AAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCAGAAGTCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCCGAAAATCCAAGTCTTCCC X: 61,184,524 (GRCm38) probably benign Het
Cit C A 5: 115,863,018 (GRCm38) Q159K probably benign Het
D430042O09Rik A G 7: 125,865,294 (GRCm38) I1278V probably benign Het
Dnah1 A T 14: 31,262,521 (GRCm38) H3935Q probably damaging Het
Emc8 T C 8: 120,667,917 (GRCm38) Y21C probably damaging Het
Fam71d T A 12: 78,719,629 (GRCm38) S391T probably benign Het
Fcrla G T 1: 170,920,857 (GRCm38) P265Q possibly damaging Het
Gabbr1 A T 17: 37,070,063 (GRCm38) N766I probably damaging Het
Galnt14 T A 17: 73,709,981 (GRCm38) T27S probably benign Het
Gatad2b T C 3: 90,355,679 (GRCm38) I476T probably damaging Het
Gstcd C T 3: 133,082,107 (GRCm38) V277M probably damaging Het
Gtf2ird1 C A 5: 134,390,899 (GRCm38) G71* probably null Het
Hdac11 T A 6: 91,173,176 (GRCm38) L319* probably null Het
Hsd11b2 T A 8: 105,518,874 (GRCm38) W4R probably damaging Het
Krt76 T A 15: 101,890,530 (GRCm38) E240V probably damaging Het
Megf8 T C 7: 25,317,695 (GRCm38) probably null Het
Mlh3 T C 12: 85,266,737 (GRCm38) T892A probably benign Het
Mmp21 C T 7: 133,675,035 (GRCm38) S413N probably benign Het
Nav1 T C 1: 135,469,995 (GRCm38) D812G probably damaging Het
Nox4 T A 7: 87,295,842 (GRCm38) I71N probably damaging Het
Olfr1140 A T 2: 87,746,301 (GRCm38) Y35F probably damaging Het
Olfr641 G A 7: 104,040,723 (GRCm38) R309H unknown Het
Olfr656 T A 7: 104,617,718 (GRCm38) I13N probably benign Het
Oplah T A 15: 76,309,716 (GRCm38) I14F possibly damaging Het
Pik3ap1 A G 19: 41,321,585 (GRCm38) M432T probably damaging Het
Plin3 G A 17: 56,279,757 (GRCm38) T430I probably benign Het
Poc5 C A 13: 96,404,519 (GRCm38) Q399K possibly damaging Het
Ptprz1 G A 6: 23,036,993 (GRCm38) G2013R probably damaging Het
Rgs7bp T C 13: 105,054,060 (GRCm38) D52G probably benign Het
Tenm2 A C 11: 36,010,449 (GRCm38) F2488V probably damaging Het
Tnfaip8 G C 18: 50,047,111 (GRCm38) A110P unknown Het
Tnfaip8 C T 18: 50,047,112 (GRCm38) A110V unknown Het
Top3a C T 11: 60,776,966 (GRCm38) A46T probably damaging Het
Try10 T A 6: 41,355,529 (GRCm38) S40T possibly damaging Het
Vav2 C A 2: 27,386,601 (GRCm38) L70F probably damaging Het
Xylt1 C A 7: 117,643,475 (GRCm38) probably null Het
Other mutations in Man2b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00588:Man2b1 APN 8 85,084,638 (GRCm38) splice site probably null
IGL00671:Man2b1 APN 8 85,093,938 (GRCm38) missense probably damaging 0.98
IGL01538:Man2b1 APN 8 85,097,430 (GRCm38) missense probably benign 0.00
dateline UTSW 8 85,084,737 (GRCm38) missense probably damaging 1.00
greenwich UTSW 8 85,085,456 (GRCm38) nonsense probably null
longitude UTSW 8 85,095,144 (GRCm38) nonsense probably null
meridian UTSW 8 85,096,752 (GRCm38) missense probably damaging 1.00
R0018:Man2b1 UTSW 8 85,097,489 (GRCm38) missense probably damaging 1.00
R0302:Man2b1 UTSW 8 85,093,016 (GRCm38) missense probably damaging 1.00
R0574:Man2b1 UTSW 8 85,096,776 (GRCm38) missense probably benign
R0727:Man2b1 UTSW 8 85,091,526 (GRCm38) missense probably damaging 1.00
R0837:Man2b1 UTSW 8 85,096,829 (GRCm38) missense possibly damaging 0.92
R1087:Man2b1 UTSW 8 85,095,171 (GRCm38) missense probably damaging 1.00
R1471:Man2b1 UTSW 8 85,086,845 (GRCm38) missense probably damaging 0.99
R1745:Man2b1 UTSW 8 85,093,934 (GRCm38) missense probably damaging 1.00
R1903:Man2b1 UTSW 8 85,086,822 (GRCm38) missense probably damaging 1.00
R2026:Man2b1 UTSW 8 85,095,335 (GRCm38) missense probably damaging 0.99
R2071:Man2b1 UTSW 8 85,085,384 (GRCm38) missense possibly damaging 0.90
R2120:Man2b1 UTSW 8 85,093,024 (GRCm38) splice site probably benign
R3897:Man2b1 UTSW 8 85,096,948 (GRCm38) splice site probably benign
R3971:Man2b1 UTSW 8 85,085,391 (GRCm38) missense probably damaging 0.98
R3972:Man2b1 UTSW 8 85,085,391 (GRCm38) missense probably damaging 0.98
R4096:Man2b1 UTSW 8 85,084,737 (GRCm38) missense probably damaging 1.00
R4497:Man2b1 UTSW 8 85,090,936 (GRCm38) missense probably benign 0.22
R5183:Man2b1 UTSW 8 85,095,784 (GRCm38) missense probably damaging 1.00
R5191:Man2b1 UTSW 8 85,084,459 (GRCm38) missense probably damaging 1.00
R5644:Man2b1 UTSW 8 85,094,210 (GRCm38) missense possibly damaging 0.61
R6027:Man2b1 UTSW 8 85,096,752 (GRCm38) missense probably damaging 1.00
R6291:Man2b1 UTSW 8 85,097,046 (GRCm38) missense probably benign 0.44
R6341:Man2b1 UTSW 8 85,095,399 (GRCm38) missense probably damaging 1.00
R6467:Man2b1 UTSW 8 85,097,447 (GRCm38) missense possibly damaging 0.91
R6622:Man2b1 UTSW 8 85,084,479 (GRCm38) missense probably damaging 1.00
R6624:Man2b1 UTSW 8 85,096,853 (GRCm38) missense probably benign 0.01
R6631:Man2b1 UTSW 8 85,086,811 (GRCm38) splice site probably null
R6828:Man2b1 UTSW 8 85,086,919 (GRCm38) missense possibly damaging 0.88
R6983:Man2b1 UTSW 8 85,091,071 (GRCm38) splice site probably null
R7159:Man2b1 UTSW 8 85,087,280 (GRCm38) missense probably benign 0.09
R7267:Man2b1 UTSW 8 85,087,175 (GRCm38) missense probably damaging 1.00
R7537:Man2b1 UTSW 8 85,090,965 (GRCm38) nonsense probably null
R8022:Man2b1 UTSW 8 85,095,613 (GRCm38) missense probably damaging 1.00
R8069:Man2b1 UTSW 8 85,097,045 (GRCm38) missense probably benign 0.03
R8251:Man2b1 UTSW 8 85,095,129 (GRCm38) missense probably damaging 0.99
R8406:Man2b1 UTSW 8 85,096,278 (GRCm38) missense probably damaging 1.00
R8464:Man2b1 UTSW 8 85,094,143 (GRCm38) missense possibly damaging 0.55
R8701:Man2b1 UTSW 8 85,095,153 (GRCm38) missense probably damaging 1.00
R8792:Man2b1 UTSW 8 85,095,144 (GRCm38) nonsense probably null
R8891:Man2b1 UTSW 8 85,084,455 (GRCm38) missense probably damaging 1.00
R8930:Man2b1 UTSW 8 85,095,393 (GRCm38) missense probably damaging 1.00
R8932:Man2b1 UTSW 8 85,095,393 (GRCm38) missense probably damaging 1.00
R8953:Man2b1 UTSW 8 85,091,910 (GRCm38) missense probably benign 0.36
R9059:Man2b1 UTSW 8 85,091,526 (GRCm38) missense probably damaging 1.00
Z1176:Man2b1 UTSW 8 85,093,938 (GRCm38) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GAAACTCGCCTCTTCTTCAGG -3'
(R):5'- TGTGTCTCAGCAAGCCACAG -3'

Sequencing Primer
(F):5'- CAGGCTTCGGTATATAGCATACTAGG -3'
(R):5'- TGTCTCAGCAAGCCACAGTCTAG -3'
Posted On 2019-11-26