Incidental Mutation 'R2071:Man2b1'
ID 227138
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 040076-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R2071 (G1)
Quality Score 225
Status Not validated
Chromosome 8
Chromosomal Location 85809899-85824911 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to T at 85812013 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Leucine at position 156 (V156L)
Ref Sequence ENSEMBL: ENSMUSP00000034121 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121] [ENSMUST00000079764] [ENSMUST00000093357] [ENSMUST00000140621] [ENSMUST00000209264] [ENSMUST00000209361] [ENSMUST00000149050] [ENSMUST00000152785]
AlphaFold O09159
Predicted Effect possibly damaging
Transcript: ENSMUST00000034121
AA Change: V156L

PolyPhen 2 Score 0.900 (Sensitivity: 0.82; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: V156L

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 noncoding transcript
Transcript: ENSMUST00000131909
Predicted Effect noncoding transcript
Transcript: ENSMUST00000135463
Predicted Effect noncoding transcript
Transcript: ENSMUST00000136696
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: ENSMUST00000209264
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210991
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148592
Predicted Effect noncoding transcript
Transcript: ENSMUST00000152186
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211379
Predicted Effect probably benign
Transcript: ENSMUST00000209361
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211223
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
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.4%
  • 20x: 95.4%
Validation Efficiency
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: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700066M21Rik T A 1: 57,422,474 (GRCm39) H283Q probably damaging Het
2810021J22Rik A G 11: 58,767,595 (GRCm39) K31E probably damaging Het
Abcc10 G C 17: 46,614,491 (GRCm39) N1477K probably benign Het
Adam33 T C 2: 130,897,266 (GRCm39) T310A probably benign Het
Afm A G 5: 90,671,594 (GRCm39) D92G probably benign Het
Arg1 C T 10: 24,798,561 (GRCm39) A30T probably benign Het
Ash1l C G 3: 88,873,510 (GRCm39) P98A probably damaging Het
Atad5 A T 11: 79,988,878 (GRCm39) probably null Het
Atg2a T C 19: 6,307,488 (GRCm39) V1474A probably benign Het
Atp12a A G 14: 56,603,466 (GRCm39) K24E probably benign Het
Auh G A 13: 52,989,532 (GRCm39) P308L probably benign Het
B3gnt4 A T 5: 123,649,433 (GRCm39) H266L probably benign Het
Bora T C 14: 99,299,714 (GRCm39) S229P probably damaging Het
Ccn1 C T 3: 145,354,428 (GRCm39) W161* probably null Het
Cdsn A T 17: 35,865,591 (GRCm39) D40V probably damaging Het
Cep295 T C 9: 15,252,860 (GRCm39) R323G probably damaging Het
Chek2 T C 5: 110,989,112 (GRCm39) probably benign Het
Chga A T 12: 102,529,122 (GRCm39) K366N probably damaging Het
Chrm5 T C 2: 112,309,572 (GRCm39) K515E probably null Het
Cmtr1 A G 17: 29,913,757 (GRCm39) probably null Het
Dsg3 T C 18: 20,669,882 (GRCm39) L632S probably damaging Het
Eif1ad8 T A 12: 87,563,822 (GRCm39) F52L probably benign Het
Fzd3 A G 14: 65,473,012 (GRCm39) F252S probably damaging Het
Gas2l2 T C 11: 83,312,775 (GRCm39) K846E probably benign Het
Gpatch11 T C 17: 79,148,514 (GRCm39) probably null Het
Gucy2g T A 19: 55,210,772 (GRCm39) Y661F possibly damaging Het
Hhip A G 8: 80,783,931 (GRCm39) F72L probably benign Het
Kat14 T C 2: 144,231,136 (GRCm39) L181P probably damaging Het
Kifc3 A T 8: 95,834,981 (GRCm39) probably null Het
Kntc1 G T 5: 123,932,340 (GRCm39) probably null Het
Mast1 T C 8: 85,647,823 (GRCm39) D517G probably damaging Het
Mc1r T C 8: 124,135,108 (GRCm39) L287P possibly damaging Het
Mctp1 A T 13: 76,907,843 (GRCm39) E238V probably damaging Het
Mmp12 T A 9: 7,349,725 (GRCm39) I52N probably damaging Het
Morc1 C T 16: 48,412,974 (GRCm39) T705I probably benign Het
Mrpl24 T C 3: 87,830,374 (GRCm39) probably null Het
Nap1l1 C T 10: 111,328,761 (GRCm39) T230I possibly damaging Het
Niban1 T C 1: 151,512,181 (GRCm39) F28L probably damaging Het
Nmral1 T A 16: 4,534,211 (GRCm39) I77F probably damaging Het
Nudt13 T A 14: 20,354,045 (GRCm39) D36E probably damaging Het
Oxsm A G 14: 16,241,983 (GRCm38) L262P probably benign Het
Pde10a A T 17: 9,180,827 (GRCm39) I754F probably benign Het
Pdzph1 T C 17: 59,281,092 (GRCm39) R397G probably benign Het
Pgap6 T C 17: 26,341,017 (GRCm39) Y176H probably damaging Het
Polr1a T A 6: 71,953,058 (GRCm39) V567E possibly damaging Het
Pou3f2 A G 4: 22,488,076 (GRCm39) V19A probably benign Het
Pramel34 T G 5: 93,784,375 (GRCm39) Q363P probably damaging Het
Pth1r A G 9: 110,556,081 (GRCm39) I264T probably benign Het
Ptprn C A 1: 75,231,788 (GRCm39) G504C probably damaging Het
Rbak A G 5: 143,162,339 (GRCm39) L8P probably damaging Het
Rev3l T A 10: 39,700,349 (GRCm39) D1615E probably benign Het
Rhob A G 12: 8,549,232 (GRCm39) M134T probably benign Het
Slc10a4 T C 5: 73,164,840 (GRCm39) L144P probably damaging Het
Slc45a3 T C 1: 131,905,370 (GRCm39) L131P probably damaging Het
Slf1 T A 13: 77,252,743 (GRCm39) E259D probably benign Het
Slitrk5 A G 14: 111,917,621 (GRCm39) Y415C probably damaging Het
Sohlh2 A G 3: 55,115,043 (GRCm39) I343V probably benign Het
Sorl1 T C 9: 41,890,753 (GRCm39) D1922G possibly damaging Het
Spats2l T A 1: 57,979,623 (GRCm39) I243N possibly damaging Het
Specc1 A C 11: 62,008,701 (GRCm39) K152N probably damaging Het
Sv2a G A 3: 96,101,191 (GRCm39) A730T possibly damaging Het
Tars2 C A 3: 95,654,950 (GRCm39) G113C probably damaging Het
Tcstv2b A T 13: 120,373,836 (GRCm39) D151E probably benign Het
Tep1 T C 14: 51,091,739 (GRCm39) K601E probably benign Het
Trp53 A G 11: 69,480,458 (GRCm39) D278G probably damaging Het
Ttc39d G A 17: 80,524,030 (GRCm39) G230R probably damaging Het
Tubb2b T A 13: 34,312,244 (GRCm39) Y183F probably damaging Het
Ubxn7 T A 16: 32,191,287 (GRCm39) C160S possibly damaging Het
Vcp A G 4: 42,995,894 (GRCm39) probably null Het
Vmn1r201 T C 13: 22,658,995 (GRCm39) F70L probably benign Het
Vmn1r49 C T 6: 90,049,184 (GRCm39) V273I probably benign Het
Vmn2r103 A T 17: 20,014,056 (GRCm39) I283L probably benign Het
Xpr1 T C 1: 155,166,026 (GRCm39) T574A probably benign Het
Zfp408 A G 2: 91,476,363 (GRCm39) F364L probably damaging Het
Zfyve26 A G 12: 79,334,220 (GRCm39) L266P possibly damaging 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
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
R8792:Man2b1 UTSW 8 85,821,773 (GRCm39) nonsense probably null
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'- GTCTCACAAGGTCCCATCTC -3'
(R):5'- AATAGGGTGGTTGGCACCTG -3'

Sequencing Primer
(F):5'- AGGTCAGCCATGCAGATCTG -3'
(R):5'- GGCACCTGGGCAAACAG -3'
Posted On 2014-09-17