Incidental Mutation 'R6631:Man2b1'
ID 525130
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 044753-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R6631 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 85809899-85824911 bp(+) (GRCm39)
Type of Mutation splice site (4479 bp from exon)
DNA Base Change (assembly) A to G at 85813440 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Ref Sequence ENSEMBL: ENSMUSP00000117962 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121] [ENSMUST00000079764] [ENSMUST00000140621] [ENSMUST00000209264] [ENSMUST00000209361]
AlphaFold O09159
Predicted Effect probably damaging
Transcript: ENSMUST00000034121
AA Change: M211V

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: M211V

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 null
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 null
Transcript: ENSMUST00000140621
SMART Domains Protein: ENSMUSP00000117962
Gene: ENSMUSG00000059355

DomainStartEndE-ValueType
Pfam:UPF0139 5 88 1.4e-37 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000148592
Predicted Effect probably benign
Transcript: ENSMUST00000209264
Predicted Effect probably benign
Transcript: ENSMUST00000209361
Predicted Effect noncoding transcript
Transcript: ENSMUST00000210991
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211223
Predicted Effect noncoding transcript
Transcript: ENSMUST00000211379
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.6%
  • 10x: 98.0%
  • 20x: 93.9%
Validation Efficiency 96% (50/52)
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: 52 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4931406C07Rik A T 9: 15,203,326 (GRCm39) N159K probably damaging Het
Arhgef10l T C 4: 140,245,058 (GRCm39) probably benign Het
Atosa A G 9: 74,861,107 (GRCm39) D4G possibly damaging Het
Avil A G 10: 126,843,618 (GRCm39) S153G possibly damaging Het
C2cd3 G A 7: 100,067,747 (GRCm39) D877N probably damaging Het
Clca3a2 G A 3: 144,519,405 (GRCm39) A257V probably benign Het
Cramp1 T A 17: 25,202,931 (GRCm39) H366L probably benign Het
Cyp2c37 C T 19: 39,998,287 (GRCm39) S393L probably damaging Het
Defb8 T A 8: 19,495,950 (GRCm39) I37L probably benign Het
Dennd4b C A 3: 90,185,039 (GRCm39) probably null Het
Eps8l2 G A 7: 140,936,115 (GRCm39) R223H probably damaging Het
Erbin A G 13: 103,961,400 (GRCm39) L1302P probably benign Het
Exoc3l A G 8: 106,021,993 (GRCm39) W37R probably damaging Het
Fap T C 2: 62,333,725 (GRCm39) N668S probably damaging Het
Gas7 A G 11: 67,565,107 (GRCm39) N250S probably damaging Het
H2bc12 T A 13: 22,220,391 (GRCm39) V112E probably damaging Het
Hivep1 C A 13: 42,309,956 (GRCm39) P732Q probably damaging Het
Irx4 G T 13: 73,416,545 (GRCm39) A314S probably benign Het
Itgb8 A T 12: 119,144,712 (GRCm39) L332* probably null Het
Kctd19 A G 8: 106,111,960 (GRCm39) probably null Het
Kif14 G A 1: 136,443,697 (GRCm39) S1290N probably benign Het
Klk1b3 C T 7: 43,850,888 (GRCm39) T140I probably benign Het
Lama1 A G 17: 68,081,477 (GRCm39) N1305D probably benign Het
Lrp1 A T 10: 127,410,201 (GRCm39) V1515E probably damaging Het
Mocos A G 18: 24,832,988 (GRCm39) T818A probably benign Het
Mpc2 G T 1: 165,307,081 (GRCm39) W94L probably benign Het
Mrc1 G A 2: 14,243,296 (GRCm39) V141I probably benign Het
Nalcn T C 14: 123,697,663 (GRCm39) T538A probably benign Het
Ndufs3 G A 2: 90,732,744 (GRCm39) T114M probably damaging Het
Noct T C 3: 51,157,621 (GRCm39) C320R probably damaging Het
Or5b117 T A 19: 13,431,185 (GRCm39) Q232L probably benign Het
Pcdha11 G T 18: 37,138,844 (GRCm39) A158S probably damaging Het
Pcdhga8 T A 18: 37,860,109 (GRCm39) D388E probably benign Het
Peg3 T C 7: 6,712,069 (GRCm39) E1051G possibly damaging Het
Phlda2 T A 7: 143,055,918 (GRCm39) I104F probably damaging Het
Polr2a A G 11: 69,626,339 (GRCm39) S1604P possibly damaging Het
Pomt2 C T 12: 87,186,417 (GRCm39) probably null Het
Ppp6r2 G A 15: 89,137,458 (GRCm39) probably null Het
Prdm2 T G 4: 142,861,454 (GRCm39) Q612P probably benign Het
Prr5 C A 15: 84,586,978 (GRCm39) R243S probably damaging Het
Ptgdr2 T C 19: 10,918,233 (GRCm39) I250T probably benign Het
Rad54l2 A T 9: 106,590,739 (GRCm39) C462* probably null Het
Sec16a T A 2: 26,329,969 (GRCm39) E682V probably damaging Het
Serpina3i A G 12: 104,232,725 (GRCm39) D210G probably damaging Het
Slain2 T A 5: 73,114,748 (GRCm39) D326E probably benign Het
Sned1 A G 1: 93,209,374 (GRCm39) E829G probably damaging Het
Steap4 G A 5: 8,026,995 (GRCm39) W319* probably null Het
Taar8c A G 10: 23,977,701 (GRCm39) V37A probably benign Het
Tdrd12 T A 7: 35,184,654 (GRCm39) Y753F probably damaging Het
Tnxb A G 17: 34,937,222 (GRCm39) S3770G probably damaging Het
Trrap A G 5: 144,708,460 (GRCm39) N48S possibly damaging Het
Zfp558 C A 9: 18,368,219 (GRCm39) G190* probably null 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
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'- TCCACACAGGACTGTAGGATCC -3'
(R):5'- ACACGACACCAGGACTCTTCTG -3'

Sequencing Primer
(F):5'- ATCCCCTGGCACTGAGGTAATG -3'
(R):5'- AGGACTCTTCTGGGCTCGAG -3'
Posted On 2018-06-22