Incidental Mutation 'R5183:Man2b1'
ID 397678
Institutional Source Beutler Lab
Gene Symbol Man2b1
Ensembl Gene ENSMUSG00000005142
Gene Name mannosidase 2, alpha B1
Synonyms lysosomal alpha-mannosidase
MMRRC Submission 042762-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R5183 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 85809899-85824911 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 85822413 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Arginine at position 804 (S804R)
Ref Sequence ENSEMBL: ENSMUSP00000034121 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000034121]
AlphaFold O09159
Predicted Effect probably damaging
Transcript: ENSMUST00000034121
AA Change: S804R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000034121
Gene: ENSMUSG00000005142
AA Change: S804R

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 0.6467 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.7%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency 99% (73/74)
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: 73 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930522L14Rik A T 5: 109,887,171 (GRCm39) D8E probably damaging Het
Abca3 T G 17: 24,593,427 (GRCm39) S275A probably benign Het
Adk A G 14: 21,290,599 (GRCm39) N155S probably damaging Het
Aqp11 T C 7: 97,386,963 (GRCm39) T78A probably benign Het
Arhgef40 T C 14: 52,241,556 (GRCm39) V1455A probably damaging Het
Asxl3 C G 18: 22,658,356 (GRCm39) A2122G possibly damaging Het
Cdan1 T A 2: 120,560,061 (GRCm39) I368F probably damaging Het
Cdc42bpg A G 19: 6,371,835 (GRCm39) probably benign Het
Celsr3 A G 9: 108,714,759 (GRCm39) D2013G probably damaging Het
Cep152 A G 2: 125,408,558 (GRCm39) V1332A probably damaging Het
Cftr T C 6: 18,299,832 (GRCm39) S1172P probably damaging Het
Commd2 A T 3: 57,554,235 (GRCm39) D155E probably benign Het
Coq7 T A 7: 118,127,490 (GRCm39) probably benign Het
Dnase2a T C 8: 85,636,207 (GRCm39) probably benign Het
Dnhd1 G A 7: 105,352,416 (GRCm39) R2523Q probably damaging Het
Dock6 C T 9: 21,752,899 (GRCm39) V305I probably benign Het
Ehmt1 G T 2: 24,767,509 (GRCm39) P135T probably damaging Het
Fasn T C 11: 120,699,708 (GRCm39) Q2288R probably benign Het
Fat3 T A 9: 15,871,609 (GRCm39) N3594I probably damaging Het
Galnt10 T C 11: 57,660,414 (GRCm39) M284T probably damaging Het
Gatm A T 2: 122,425,984 (GRCm39) F422L probably benign Het
Glrp1 A T 1: 88,437,574 (GRCm39) I12N unknown Het
Gm5455 T A 13: 110,441,962 (GRCm39) noncoding transcript Het
Gpam C T 19: 55,071,659 (GRCm39) E361K probably damaging Het
Gps2 A G 11: 69,806,023 (GRCm39) T126A probably benign Het
Grn C A 11: 102,321,380 (GRCm39) probably benign Het
Gsg1 T A 6: 135,218,368 (GRCm39) Q176L probably damaging Het
Htra1 C T 7: 130,585,446 (GRCm39) A412V possibly damaging Het
Icosl C T 10: 77,905,319 (GRCm39) probably benign Het
Iqgap1 T C 7: 80,372,813 (GRCm39) T1509A probably damaging Het
Irag2 A G 6: 145,083,946 (GRCm39) E37G probably benign Het
Itgad T C 7: 127,797,395 (GRCm39) probably null Het
Kdm5a C A 6: 120,406,977 (GRCm39) probably benign Het
Kidins220 T C 12: 25,101,125 (GRCm39) L1017S probably benign Het
Lrrc37 T C 11: 103,433,947 (GRCm39) Y898C probably damaging Het
Miip A T 4: 147,947,526 (GRCm39) F211L probably damaging Het
Moxd1 T G 10: 24,155,445 (GRCm39) probably null Het
Moxd1 T G 10: 24,163,034 (GRCm39) Y499D probably damaging Het
Mrpl45 T C 11: 97,207,577 (GRCm39) I24T probably benign Het
Msh2 C A 17: 88,030,841 (GRCm39) A906E probably benign Het
Mthfr T A 4: 148,135,817 (GRCm39) probably null Het
Muc5b T A 7: 141,404,547 (GRCm39) D827E unknown Het
Myo1g G C 11: 6,458,243 (GRCm39) L866V probably damaging Het
Myo3a A T 2: 22,468,170 (GRCm39) M475L probably benign Het
Ncoa2 A C 1: 13,244,590 (GRCm39) L703V probably damaging Het
Ncoa4-ps A C 12: 119,225,023 (GRCm39) noncoding transcript Het
Nme6 T A 9: 109,670,557 (GRCm39) Y69* probably null Het
Nwd1 T A 8: 73,397,714 (GRCm39) M651K probably benign Het
Or4k15c A C 14: 50,322,003 (GRCm39) I45S probably damaging Het
Orc2 A T 1: 58,513,977 (GRCm39) S298R possibly damaging Het
Oscp1 A T 4: 125,981,522 (GRCm39) E328V probably damaging Het
Pan2 T C 10: 128,153,838 (GRCm39) V1003A probably damaging Het
Pik3r4 T C 9: 105,559,507 (GRCm39) V1200A possibly damaging Het
Prl T C 13: 27,241,579 (GRCm39) probably benign Het
Ptprk T C 10: 28,351,232 (GRCm39) V575A probably benign Het
Rflna A T 5: 125,088,469 (GRCm39) S139C probably damaging Het
Robo1 T C 16: 72,539,038 (GRCm39) F27S probably benign Het
Secisbp2 T C 13: 51,819,460 (GRCm39) S347P probably benign Het
Shmt1 A G 11: 60,688,308 (GRCm39) probably benign Het
Slc27a3 A G 3: 90,296,477 (GRCm39) probably null Het
Slc6a5 T C 7: 49,585,957 (GRCm39) V425A probably damaging Het
Slc8a3 A G 12: 81,361,265 (GRCm39) V518A possibly damaging Het
Slco1a4 A T 6: 141,785,357 (GRCm39) Y78N probably damaging Het
Stt3b A T 9: 115,095,211 (GRCm39) H273Q probably damaging Het
Tle6 T A 10: 81,428,635 (GRCm39) N431I probably damaging Het
Trim34b C A 7: 103,979,118 (GRCm39) Q122K possibly damaging Het
Trio C A 15: 27,902,686 (GRCm39) R258S probably benign Het
Ttc7 A T 17: 87,600,306 (GRCm39) D23V probably damaging Het
Ttn A T 2: 76,810,525 (GRCm39) M1K probably null Het
Ufsp2 T C 8: 46,447,126 (GRCm39) V391A probably benign Het
Vps13c T C 9: 67,815,334 (GRCm39) L990S probably damaging Het
Zfp108 G T 7: 23,960,163 (GRCm39) K251N probably benign Het
Zfp618 G A 4: 63,017,519 (GRCm39) M234I 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
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'- TTGAATCAGACTGAGCCGG -3'
(R):5'- TGCAGGCCCTTAATCCCAAC -3'

Sequencing Primer
(F):5'- CCGGTGGCTGGAAATTACTATCC -3'
(R):5'- CCAACCCAAGAAAGGCAGGG -3'
Posted On 2016-07-06