Incidental Mutation 'R8792:Man2b1'
ID 670999
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 068635-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8792 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 85809899-85824911 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) C to T at 85821773 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamine to Stop codon at position 692 (Q692*)
Ref Sequence ENSEMBL: ENSMUSP00000034121 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121]
AlphaFold O09159
Predicted Effect probably null
Transcript: ENSMUST00000034121
AA Change: Q692*
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: Q692*

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
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.5%
Validation Efficiency 100% (62/62)
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: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aco2 T C 15: 81,793,697 (GRCm39) I382T probably damaging Het
Adam39 G T 8: 41,279,613 (GRCm39) R668L probably benign Het
Adam6b T C 12: 113,455,310 (GRCm39) I709T possibly damaging Het
Adgrl3 A G 5: 81,836,522 (GRCm39) E692G probably damaging Het
Asxl2 T C 12: 3,546,536 (GRCm39) L440P probably benign Het
Atosb G A 4: 43,033,546 (GRCm39) P536S probably damaging Het
Bmf A G 2: 118,377,386 (GRCm39) F121L probably damaging Het
Cblif C A 19: 11,727,599 (GRCm39) A141E probably damaging Het
Cdk9 A T 2: 32,598,269 (GRCm39) F262L probably benign Het
Clock T A 5: 76,410,574 (GRCm39) D99V probably damaging Het
Dnah14 A T 1: 181,642,189 (GRCm39) T102S Het
Eps15 T C 4: 109,162,908 (GRCm39) V67A probably benign Het
Fam171b T A 2: 83,643,103 (GRCm39) L4H probably damaging Het
Fcho2 T A 13: 98,951,769 (GRCm39) probably benign Het
Gal3st4 C T 5: 138,269,251 (GRCm39) V70M probably damaging Het
Garin2 C T 12: 78,761,924 (GRCm39) T196M probably damaging Het
Got1l1 C A 8: 27,690,749 (GRCm39) probably null Het
Gpr146 A G 5: 139,378,549 (GRCm39) Y117C probably damaging Het
Gpr158 G A 2: 21,558,137 (GRCm39) V346M probably damaging Het
Herc1 C A 9: 66,372,768 (GRCm39) P3108Q probably damaging Het
Hoxc9 A G 15: 102,890,226 (GRCm39) S48G probably benign Het
I830077J02Rik T C 3: 105,835,104 (GRCm39) probably benign Het
Ift70a1 C A 2: 75,811,898 (GRCm39) E62* probably null Het
Lama4 T G 10: 38,924,048 (GRCm39) I485M probably benign Het
Lrp4 C T 2: 91,325,300 (GRCm39) T1375I possibly damaging Het
Lrp6 T C 6: 134,463,549 (GRCm39) Y544C probably damaging Het
Mark2 G T 19: 7,258,580 (GRCm39) H570N probably benign Het
Mlph T C 1: 90,870,682 (GRCm39) probably benign Het
Mnx1 G A 5: 29,683,372 (GRCm39) probably benign Het
Nkx2-2 A T 2: 147,019,813 (GRCm39) V208E probably benign Het
Nlrp1b T C 11: 71,050,919 (GRCm39) I1058V probably benign Het
Nwd2 T C 5: 63,963,047 (GRCm39) I877T probably damaging Het
Olfml2b A T 1: 170,508,669 (GRCm39) N509I possibly damaging Het
Or1e27-ps1 T C 11: 73,555,471 (GRCm39) L12P probably damaging Het
Or4c121 T C 2: 89,024,231 (GRCm39) Y49C probably benign Het
Or4f14b G C 2: 111,775,073 (GRCm39) H243D probably damaging Het
Pabpc6 T C 17: 9,888,332 (GRCm39) N73S probably damaging Het
Parp12 A G 6: 39,065,984 (GRCm39) F580L probably benign Het
Parvg C A 15: 84,213,160 (GRCm39) H80Q probably damaging Het
Pcdhb14 T C 18: 37,582,541 (GRCm39) V549A probably damaging Het
Pde8b T A 13: 95,179,534 (GRCm39) H374L probably benign Het
Pgap4 T C 4: 49,587,067 (GRCm39) T34A possibly damaging Het
Phf2 C T 13: 48,970,981 (GRCm39) probably benign Het
Pld4 T C 12: 112,729,924 (GRCm39) F69L probably benign Het
Qrich2 T C 11: 116,347,456 (GRCm39) I1123V unknown Het
Rida C T 15: 34,495,242 (GRCm39) V8M possibly damaging Het
Rnf19b T A 4: 128,952,478 (GRCm39) C139S probably damaging Het
Rp1 T C 1: 4,095,091 (GRCm39) I1254M unknown Het
Rpl3l A G 17: 24,947,447 (GRCm39) T2A possibly damaging Het
Serpinb6e A T 13: 34,022,942 (GRCm39) I147N possibly damaging Het
Slc12a4 G A 8: 106,673,390 (GRCm39) T727I probably damaging Het
Slc25a16 C T 10: 62,764,119 (GRCm39) R59* probably null Het
Strc T A 2: 121,208,286 (GRCm39) I362F probably damaging Het
Tbc1d5 TTGCTGCTGCTGCTGCTG TTGCTGCTGCTGCTGCTGCTG 17: 51,106,962 (GRCm39) probably benign Het
Tll1 T A 8: 64,538,499 (GRCm39) T382S probably damaging Het
Tmprss6 T A 15: 78,328,328 (GRCm39) D556V probably damaging Het
Ttc13 A G 8: 125,401,099 (GRCm39) probably null Het
Usp43 T A 11: 67,767,244 (GRCm39) K709* probably null Het
Vcan A T 13: 89,840,230 (GRCm39) N1771K possibly damaging Het
Zfyve16 T C 13: 92,659,669 (GRCm39) I81V probably benign Het
Zxdc A G 6: 90,346,986 (GRCm39) T116A probably benign Het
Other mutations in Man2b1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00588:Man2b1 APN 8 85,811,267 (GRCm39) splice site probably null
IGL00671:Man2b1 APN 8 85,820,567 (GRCm39) missense probably damaging 0.98
IGL01538:Man2b1 APN 8 85,824,059 (GRCm39) missense probably benign 0.00
dateline UTSW 8 85,811,366 (GRCm39) missense probably damaging 1.00
greenwich UTSW 8 85,812,085 (GRCm39) nonsense probably null
longitude UTSW 8 85,821,773 (GRCm39) nonsense probably null
meridian UTSW 8 85,823,381 (GRCm39) missense probably damaging 1.00
R0018:Man2b1 UTSW 8 85,824,118 (GRCm39) missense probably damaging 1.00
R0302:Man2b1 UTSW 8 85,819,645 (GRCm39) missense probably damaging 1.00
R0574:Man2b1 UTSW 8 85,823,405 (GRCm39) missense probably benign
R0727:Man2b1 UTSW 8 85,818,155 (GRCm39) missense probably damaging 1.00
R0837:Man2b1 UTSW 8 85,823,458 (GRCm39) missense possibly damaging 0.92
R1087:Man2b1 UTSW 8 85,821,800 (GRCm39) missense probably damaging 1.00
R1471:Man2b1 UTSW 8 85,813,474 (GRCm39) missense probably damaging 0.99
R1745:Man2b1 UTSW 8 85,820,563 (GRCm39) missense probably damaging 1.00
R1903:Man2b1 UTSW 8 85,813,451 (GRCm39) missense probably damaging 1.00
R2026:Man2b1 UTSW 8 85,821,964 (GRCm39) missense probably damaging 0.99
R2071:Man2b1 UTSW 8 85,812,013 (GRCm39) missense possibly damaging 0.90
R2120:Man2b1 UTSW 8 85,819,653 (GRCm39) splice site probably benign
R3897:Man2b1 UTSW 8 85,823,577 (GRCm39) splice site probably benign
R3971:Man2b1 UTSW 8 85,812,020 (GRCm39) missense probably damaging 0.98
R3972:Man2b1 UTSW 8 85,812,020 (GRCm39) missense probably damaging 0.98
R4096:Man2b1 UTSW 8 85,811,366 (GRCm39) missense probably damaging 1.00
R4497:Man2b1 UTSW 8 85,817,565 (GRCm39) missense probably benign 0.22
R5183:Man2b1 UTSW 8 85,822,413 (GRCm39) missense probably damaging 1.00
R5191:Man2b1 UTSW 8 85,811,088 (GRCm39) missense probably damaging 1.00
R5644:Man2b1 UTSW 8 85,820,839 (GRCm39) missense possibly damaging 0.61
R6027:Man2b1 UTSW 8 85,823,381 (GRCm39) missense probably damaging 1.00
R6291:Man2b1 UTSW 8 85,823,675 (GRCm39) missense probably benign 0.44
R6341:Man2b1 UTSW 8 85,822,028 (GRCm39) missense probably damaging 1.00
R6467:Man2b1 UTSW 8 85,824,076 (GRCm39) missense possibly damaging 0.91
R6622:Man2b1 UTSW 8 85,811,108 (GRCm39) missense probably damaging 1.00
R6624:Man2b1 UTSW 8 85,823,482 (GRCm39) missense probably benign 0.01
R6631:Man2b1 UTSW 8 85,813,440 (GRCm39) splice site probably null
R6828:Man2b1 UTSW 8 85,813,548 (GRCm39) missense possibly damaging 0.88
R6983:Man2b1 UTSW 8 85,817,700 (GRCm39) splice site probably null
R7159:Man2b1 UTSW 8 85,813,909 (GRCm39) missense probably benign 0.09
R7267:Man2b1 UTSW 8 85,813,804 (GRCm39) missense probably damaging 1.00
R7537:Man2b1 UTSW 8 85,817,594 (GRCm39) nonsense probably null
R7786:Man2b1 UTSW 8 85,812,085 (GRCm39) nonsense probably null
R8022:Man2b1 UTSW 8 85,822,242 (GRCm39) missense probably damaging 1.00
R8069:Man2b1 UTSW 8 85,823,674 (GRCm39) missense probably benign 0.03
R8251:Man2b1 UTSW 8 85,821,758 (GRCm39) missense probably damaging 0.99
R8406:Man2b1 UTSW 8 85,822,907 (GRCm39) missense probably damaging 1.00
R8464:Man2b1 UTSW 8 85,820,772 (GRCm39) missense possibly damaging 0.55
R8701:Man2b1 UTSW 8 85,821,782 (GRCm39) missense probably damaging 1.00
R8891:Man2b1 UTSW 8 85,811,084 (GRCm39) missense probably damaging 1.00
R8930:Man2b1 UTSW 8 85,822,022 (GRCm39) missense probably damaging 1.00
R8932:Man2b1 UTSW 8 85,822,022 (GRCm39) missense probably damaging 1.00
R8953:Man2b1 UTSW 8 85,818,539 (GRCm39) missense probably benign 0.36
R9059:Man2b1 UTSW 8 85,818,155 (GRCm39) missense probably damaging 1.00
Z1176:Man2b1 UTSW 8 85,820,567 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- GCAAATGAATAAAGGCCTGAGTTC -3'
(R):5'- GAAAAGGAACCCTGTGAGTCC -3'

Sequencing Primer
(F):5'- AAAGGCCTGAGTTCTATCTAGGTCC -3'
(R):5'- GAACCCTGTGAGTCCCCTAAG -3'
Posted On 2021-04-30