Incidental Mutation 'R7537:Man2b1'
ID 583655
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 045609-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7537 (G1)
Quality Score 225.009
Status Validated
Chromosome 8
Chromosomal Location 85809899-85824911 bp(+) (GRCm39)
Type of Mutation nonsense
DNA Base Change (assembly) T to A at 85817594 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Cysteine to Stop codon at position 358 (C358*)
Ref Sequence ENSEMBL: ENSMUSP00000034121 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121] [ENSMUST00000209361]
AlphaFold O09159
Predicted Effect probably null
Transcript: ENSMUST00000034121
AA Change: C358*
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: C358*

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: ENSMUST00000209361
Meta Mutation Damage Score 0.9756 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.4%
  • 20x: 97.9%
Validation Efficiency 100% (63/63)
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca4 T C 3: 121,967,637 (GRCm39) L2229P possibly damaging Het
Acaca T A 11: 84,151,460 (GRCm39) M786K probably damaging Het
Acta2 G A 19: 34,229,931 (GRCm39) T8I probably benign Het
Adap1 T G 5: 139,278,928 (GRCm39) E117D possibly damaging Het
Ap5z1 T C 5: 142,463,053 (GRCm39) S746P probably benign Het
Appl2 A G 10: 83,453,292 (GRCm39) I208T possibly damaging Het
Astn1 A G 1: 158,332,956 (GRCm39) E346G possibly damaging Het
Astn1 G A 1: 158,495,208 (GRCm39) probably null Het
Atp23 T A 10: 126,704,594 (GRCm39) I180L unknown Het
Bean1 CT C 8: 104,908,664 (GRCm39) probably null Het
Cdh23 A T 10: 60,220,724 (GRCm39) I1340N probably benign Het
Cdh8 G A 8: 99,825,517 (GRCm39) Q493* probably null Het
Ces1g T C 8: 94,046,455 (GRCm39) I357V probably benign Het
Ddx46 A G 13: 55,798,291 (GRCm39) D226G probably damaging Het
Eea1 C T 10: 95,830,767 (GRCm39) Q143* probably null Het
Erlin2 G T 8: 27,521,800 (GRCm39) probably null Het
Fat3 T A 9: 15,849,615 (GRCm39) D3929V probably damaging Het
Flt3 T C 5: 147,271,247 (GRCm39) D898G probably damaging Het
Gm16519 A G 17: 71,236,351 (GRCm39) N100S probably benign Het
Gnl1 A G 17: 36,299,428 (GRCm39) H533R probably damaging Het
Gphn A G 12: 78,551,454 (GRCm39) T301A possibly damaging Het
Herc2 C T 7: 55,869,527 (GRCm39) R4295* probably null Het
Insm2 T C 12: 55,646,303 (GRCm39) S16P possibly damaging Het
Jak2 C T 19: 29,276,037 (GRCm39) T778I probably benign Het
Lrriq3 A G 3: 154,806,734 (GRCm39) T128A probably damaging Het
Lst1 A G 17: 35,405,920 (GRCm39) probably null Het
Magi1 G T 6: 93,685,091 (GRCm39) Y762* probably null Het
Mga T C 2: 119,766,032 (GRCm39) V1432A probably damaging Het
Mmp1a TG TGG 9: 7,465,083 (GRCm38) probably null Het
Morc2a C T 11: 3,633,566 (GRCm39) Q587* probably null Het
Mrc2 T C 11: 105,183,623 (GRCm39) I4T probably benign Het
Muc16 C A 9: 18,549,431 (GRCm39) V5621F probably benign Het
Myl10 G C 5: 136,726,825 (GRCm39) V70L probably benign Het
Myo3b A G 2: 70,047,513 (GRCm39) R340G probably benign Het
Nipal3 T C 4: 135,218,248 (GRCm39) Y34C probably damaging Het
Nktr T A 9: 121,578,345 (GRCm39) D804E unknown Het
Nlrp4b A G 7: 10,448,816 (GRCm39) M340V probably benign Het
Or1e26 T A 11: 73,480,094 (GRCm39) T157S probably benign Het
Or2ag2b G A 7: 106,417,581 (GRCm39) C97Y probably damaging Het
Or56a41 A T 7: 104,741,978 (GRCm39) M16K probably benign Het
Or5al5 A G 2: 85,961,608 (GRCm39) V133A probably benign Het
Pard3 T A 8: 128,337,063 (GRCm39) N1271K probably damaging Het
Pcdhb11 A T 18: 37,554,672 (GRCm39) M1L possibly damaging Het
Pclo T C 5: 14,732,118 (GRCm39) V3540A unknown Het
Pemt A G 11: 59,867,670 (GRCm39) F154S probably damaging Het
Ptpn18 G A 1: 34,512,445 (GRCm39) D417N possibly damaging Het
Rnpc3 G T 3: 113,407,481 (GRCm39) T376K probably benign Het
Rpe65 A G 3: 159,310,246 (GRCm39) Y143C probably damaging Het
Sbk2 T C 7: 4,966,148 (GRCm39) E12G probably benign Het
Slc2a5 T C 4: 150,213,526 (GRCm39) I106T possibly damaging Het
Snx13 A G 12: 35,135,981 (GRCm39) D92G probably damaging Het
Sorl1 C T 9: 41,891,984 (GRCm39) V1889I probably benign Het
Spag17 A T 3: 99,846,563 (GRCm39) N29I possibly damaging Het
Speg T C 1: 75,378,108 (GRCm39) V878A probably damaging Het
Timp4 A G 6: 115,227,421 (GRCm39) S53P probably damaging Het
Tssk1 G T 16: 17,712,948 (GRCm39) E244D probably benign Het
Usp29 A C 7: 6,964,219 (GRCm39) T21P possibly damaging Het
Vmn2r85 A T 10: 130,258,735 (GRCm39) V440E probably benign Het
Wdr59 T C 8: 112,217,001 (GRCm39) D270G Het
Zbbx G A 3: 74,992,826 (GRCm39) P223S probably damaging Het
Zfp936 T A 7: 42,839,239 (GRCm39) C235* probably null Het
Zranb3 A T 1: 127,960,584 (GRCm39) 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
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
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'- TTGGGGCTAAAATCCACTTATCAG -3'
(R):5'- GTTGTAACTGAGGCGCTCATAGC -3'

Sequencing Primer
(F):5'- CTATTGGATTCCTGTGGGC -3'
(R):5'- CTGGCCTGCTGGAAAAATAGCC -3'
Posted On 2019-10-17