Incidental Mutation 'R8856:A2m'
ID 675329
Institutional Source Beutler Lab
Gene Symbol A2m
Ensembl Gene ENSMUSG00000030111
Gene Name alpha-2-macroglobulin
Synonyms A2mp
MMRRC Submission 068737-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R8856 (G1)
Quality Score 225.009
Status Not validated
Chromosome 6
Chromosomal Location 121612920-121656197 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 121618349 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Histidine at position 214 (R214H)
Ref Sequence ENSEMBL: ENSMUSP00000032203 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032203] [ENSMUST00000204850]
AlphaFold Q6GQT1
Predicted Effect probably benign
Transcript: ENSMUST00000032203
AA Change: R214H

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000032203
Gene: ENSMUSG00000030111
AA Change: R214H

DomainStartEndE-ValueType
signal peptide 1 30 N/A INTRINSIC
Pfam:A2M_N 134 227 2.1e-20 PFAM
low complexity region 334 347 N/A INTRINSIC
A2M_N_2 465 613 2.04e-31 SMART
low complexity region 722 731 N/A INTRINSIC
A2M 738 828 2.31e-39 SMART
Pfam:Thiol-ester_cl 961 990 4.4e-18 PFAM
Pfam:A2M_comp 1010 1266 1.4e-98 PFAM
A2M_recep 1376 1463 2.69e-40 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000204850
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 98.9%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a protease inhibitor and cytokine transporter. It uses a bait-and-trap mechanism to inhibit a broad spectrum of proteases, including trypsin, thrombin and collagenase. It can also inhibit inflammatory cytokines, and it thus disrupts inflammatory cascades. Mutations in this gene are a cause of alpha-2-macroglobulin deficiency. This gene is implicated in Alzheimer's disease (AD) due to its ability to mediate the clearance and degradation of A-beta, the major component of beta-amyloid deposits. A related pseudogene, which is also located on the p arm of chromosome 12, has been identified. [provided by RefSeq, Nov 2016]
Allele List at MGI
Other mutations in this stock
Total: 92 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca4 A G 3: 121,906,096 (GRCm39) S822G probably benign Het
Adgrv1 T A 13: 81,707,621 (GRCm39) I1262F probably benign Het
Agbl2 A G 2: 90,632,088 (GRCm39) D482G probably damaging Het
Asph T A 4: 9,630,947 (GRCm39) T134S possibly damaging Het
Cacna1a C T 8: 85,286,070 (GRCm39) A905V probably benign Het
Cacna1b C T 2: 24,569,530 (GRCm39) R798H probably benign Het
Cpne8 G T 15: 90,486,044 (GRCm39) Q140K probably benign Het
Crocc2 A T 1: 93,120,847 (GRCm39) N538I probably benign Het
Cyp2j9 T A 4: 96,462,184 (GRCm39) I366F probably damaging Het
Dchs1 A T 7: 105,410,064 (GRCm39) D1769E probably damaging Het
Def6 A T 17: 28,435,972 (GRCm39) I44F probably damaging Het
Dnah7a G A 1: 53,462,422 (GRCm39) T3723M probably damaging Het
Ecd T A 14: 20,387,140 (GRCm39) Y198F probably damaging Het
Ecel1 A C 1: 87,079,760 (GRCm39) M451R probably damaging Het
Eea1 A G 10: 95,831,506 (GRCm39) D199G probably benign Het
Efna5 A T 17: 62,914,374 (GRCm39) I217N unknown Het
F13a1 A T 13: 37,100,859 (GRCm39) D428E probably damaging Het
Fads1 T G 19: 10,170,276 (GRCm39) I272S probably benign Het
Fam149a C T 8: 45,834,611 (GRCm39) A63T Het
Fam83a A T 15: 57,872,977 (GRCm39) N269Y probably damaging Het
Fasn G A 11: 120,708,979 (GRCm39) T568I possibly damaging Het
Fbn1 A G 2: 125,156,637 (GRCm39) S2363P probably damaging Het
Fbxl4 T A 4: 22,390,803 (GRCm39) W329R probably damaging Het
Fgf12 A T 16: 28,008,233 (GRCm39) V189E probably damaging Het
Frmd4b A T 6: 97,269,359 (GRCm39) Y984* probably null Het
Galm A G 17: 80,490,661 (GRCm39) T273A possibly damaging Het
Gm43302 A G 5: 105,438,739 (GRCm39) S50P probably damaging Het
Gm45861 C T 8: 28,010,788 (GRCm39) S561L unknown Het
Gnao1 A G 8: 94,538,045 (GRCm39) I28V probably benign Het
Golga4 A G 9: 118,385,779 (GRCm39) N967S probably damaging Het
Gpr155 A T 2: 73,203,993 (GRCm39) F274I probably benign Het
Grm1 A C 10: 10,595,092 (GRCm39) N845K probably damaging Het
Hnrnpa2b1 A T 6: 51,443,120 (GRCm39) probably null Het
Hsf4 G T 8: 105,996,628 (GRCm39) D18Y probably null Het
Htt T A 5: 35,060,675 (GRCm39) D2774E probably benign Het
Iars2 A G 1: 185,028,621 (GRCm39) I679T probably benign Het
Irf4 T C 13: 30,945,414 (GRCm39) F387L probably damaging Het
Itgb5 A G 16: 33,720,962 (GRCm39) Y342C probably damaging Het
Kcnmb4 A G 10: 116,282,299 (GRCm39) W133R possibly damaging Het
Ldhc A T 7: 46,525,999 (GRCm39) H271L probably benign Het
Lmtk2 C A 5: 144,113,079 (GRCm39) D1266E probably damaging Het
Lrrtm1 C A 6: 77,221,807 (GRCm39) N421K possibly damaging Het
Ly9 G A 1: 171,432,587 (GRCm39) T142I probably benign Het
Manba A G 3: 135,223,764 (GRCm39) Y217C probably damaging Het
Mapkbp1 T C 2: 119,845,109 (GRCm39) L330P probably damaging Het
Marchf2 A T 17: 33,915,165 (GRCm39) V143E probably benign Het
Mmel1 A T 4: 154,969,478 (GRCm39) D191V possibly damaging Het
Mrgpra1 A T 7: 46,985,583 (GRCm39) I32N probably benign Het
Mroh2b C T 15: 4,960,510 (GRCm39) Q748* probably null Het
Mrpl34 T G 8: 71,918,024 (GRCm39) W66G probably damaging Het
Muc21 T C 17: 35,931,865 (GRCm39) T774A unknown Het
Nde1 T A 16: 14,001,446 (GRCm39) S165T Het
Nek10 T G 14: 14,937,610 (GRCm38) I776M probably damaging Het
Nell2 A G 15: 95,281,552 (GRCm39) S385P probably damaging Het
Nsf A T 11: 103,821,568 (GRCm39) F29Y possibly damaging Het
Nsmaf A T 4: 6,433,320 (GRCm39) Y133* probably null Het
Ogfr GGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGG GGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGAGCCAGAGGACCCCAAAAGCCAGGTGGGGCCAGAGGACCCCCAAAGCCAGGTGG 2: 180,237,059 (GRCm39) probably benign Het
Or14j8 A T 17: 38,263,091 (GRCm39) S275T possibly damaging Het
Pcdhb8 A G 18: 37,489,776 (GRCm39) I485V probably benign Het
Poteg T A 8: 27,938,033 (GRCm39) M1K probably null Het
Pramel24 A T 4: 143,453,303 (GRCm39) N137I probably benign Het
Prdm5 G A 6: 65,860,569 (GRCm39) V418I possibly damaging Het
Psmc6 T A 14: 45,578,320 (GRCm39) C228S probably damaging Het
Ptgfrn C T 3: 100,963,927 (GRCm39) A562T possibly damaging Het
Ralgapa2 G T 2: 146,184,139 (GRCm39) Q1576K probably benign Het
Ranbp9 C T 13: 43,567,506 (GRCm39) G400D probably damaging Het
Rgs11 A T 17: 26,423,484 (GRCm39) I134F probably damaging Het
Rnf150 T A 8: 83,762,715 (GRCm39) C317S probably damaging Het
Rrm2b G A 15: 37,960,858 (GRCm39) probably benign Het
Scai T C 2: 38,996,978 (GRCm39) Q272R probably benign Het
Sec62 C T 3: 30,847,506 (GRCm39) R4C possibly damaging Het
Sgo2b C A 8: 64,393,091 (GRCm39) L115F probably null Het
Slc44a3 G A 3: 121,307,456 (GRCm39) P177S probably damaging Het
Slc45a4 G A 15: 73,457,966 (GRCm39) L528F probably damaging Het
Slco1a1 G T 6: 141,857,624 (GRCm39) A569D probably damaging Het
Stam2 G T 2: 52,604,984 (GRCm39) Q184K probably damaging Het
Tada2b A T 5: 36,641,166 (GRCm39) L79Q probably damaging Het
Tecpr1 T C 5: 144,153,117 (GRCm39) E204G possibly damaging Het
Tecta A T 9: 42,284,597 (GRCm39) D829E probably benign Het
Tepsin A G 11: 119,982,654 (GRCm39) V472A probably benign Het
Tnfrsf1a G A 6: 125,334,688 (GRCm39) M109I possibly damaging Het
Trim42 A T 9: 97,245,275 (GRCm39) Y508* probably null Het
Trmo T G 4: 46,387,625 (GRCm39) N65T probably benign Het
Tspear G T 10: 77,665,471 (GRCm39) E86* probably null Het
Ubr1 A T 2: 120,734,523 (GRCm39) S1126T probably damaging Het
Usp50 C A 2: 126,622,477 (GRCm39) D28Y probably damaging Het
Utp6 T A 11: 79,842,455 (GRCm39) I225F probably benign Het
Utrn T C 10: 12,543,351 (GRCm39) T1766A probably benign Het
Vcl T A 14: 21,045,160 (GRCm39) N288K probably benign Het
Vmn2r69 T C 7: 85,061,663 (GRCm39) N104D probably benign Het
Zc3h7b G A 15: 81,656,681 (GRCm39) R166Q probably benign Het
Zfhx4 T A 3: 5,455,484 (GRCm39) S1159R probably benign Het
Other mutations in A2m
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00494:A2m APN 6 121,621,108 (GRCm39) missense possibly damaging 0.67
IGL00798:A2m APN 6 121,647,969 (GRCm39) missense probably damaging 1.00
IGL01154:A2m APN 6 121,650,501 (GRCm39) nonsense probably null
IGL01313:A2m APN 6 121,621,969 (GRCm39) critical splice donor site probably null
IGL01337:A2m APN 6 121,645,529 (GRCm39) missense probably damaging 0.98
IGL01505:A2m APN 6 121,653,906 (GRCm39) missense possibly damaging 0.83
IGL01508:A2m APN 6 121,636,326 (GRCm39) nonsense probably null
IGL01672:A2m APN 6 121,618,316 (GRCm39) missense probably damaging 1.00
IGL01951:A2m APN 6 121,644,149 (GRCm39) missense possibly damaging 0.78
IGL02012:A2m APN 6 121,651,820 (GRCm39) missense probably damaging 1.00
IGL02066:A2m APN 6 121,626,854 (GRCm39) missense probably damaging 1.00
IGL02234:A2m APN 6 121,645,179 (GRCm39) missense possibly damaging 0.67
IGL02397:A2m APN 6 121,623,834 (GRCm39) missense probably benign
IGL02407:A2m APN 6 121,645,575 (GRCm39) nonsense probably null
IGL02408:A2m APN 6 121,621,130 (GRCm39) missense probably damaging 0.99
IGL02469:A2m APN 6 121,645,074 (GRCm39) missense probably damaging 1.00
IGL02527:A2m APN 6 121,638,392 (GRCm39) missense probably damaging 0.99
IGL02612:A2m APN 6 121,654,971 (GRCm39) missense probably benign
IGL02746:A2m APN 6 121,646,462 (GRCm39) splice site probably benign
IGL02952:A2m APN 6 121,654,984 (GRCm39) missense probably damaging 0.99
IGL03056:A2m APN 6 121,647,862 (GRCm39) missense probably damaging 0.96
IGL03121:A2m APN 6 121,618,265 (GRCm39) missense probably benign 0.02
IGL03303:A2m APN 6 121,644,122 (GRCm39) missense probably damaging 1.00
IGL03369:A2m APN 6 121,653,862 (GRCm39) critical splice acceptor site probably null
IGL03046:A2m UTSW 6 121,636,282 (GRCm39) missense probably benign 0.04
R0040:A2m UTSW 6 121,622,165 (GRCm39) missense possibly damaging 0.93
R0049:A2m UTSW 6 121,615,267 (GRCm39) missense possibly damaging 0.77
R0049:A2m UTSW 6 121,615,267 (GRCm39) missense possibly damaging 0.77
R0109:A2m UTSW 6 121,636,262 (GRCm39) missense probably benign 0.00
R0147:A2m UTSW 6 121,639,405 (GRCm39) critical splice donor site probably null
R0148:A2m UTSW 6 121,639,405 (GRCm39) critical splice donor site probably null
R0345:A2m UTSW 6 121,615,231 (GRCm39) splice site probably benign
R0445:A2m UTSW 6 121,634,914 (GRCm39) missense probably damaging 1.00
R0766:A2m UTSW 6 121,653,849 (GRCm39) splice site probably benign
R1186:A2m UTSW 6 121,638,493 (GRCm39) missense probably benign 0.00
R1436:A2m UTSW 6 121,621,172 (GRCm39) missense probably benign 0.09
R1452:A2m UTSW 6 121,655,015 (GRCm39) missense probably benign 0.01
R1636:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R1637:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R1638:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R1698:A2m UTSW 6 121,622,117 (GRCm39) missense possibly damaging 0.88
R1776:A2m UTSW 6 121,618,383 (GRCm39) missense probably damaging 1.00
R1791:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R1918:A2m UTSW 6 121,621,895 (GRCm39) missense probably benign 0.16
R1921:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R1927:A2m UTSW 6 121,613,338 (GRCm39) missense probably damaging 1.00
R1934:A2m UTSW 6 121,626,792 (GRCm39) missense probably damaging 0.98
R1943:A2m UTSW 6 121,645,506 (GRCm39) missense possibly damaging 0.90
R1996:A2m UTSW 6 121,646,556 (GRCm39) missense probably damaging 1.00
R2039:A2m UTSW 6 121,636,908 (GRCm39) missense probably benign 0.32
R2085:A2m UTSW 6 121,653,918 (GRCm39) missense probably damaging 1.00
R2092:A2m UTSW 6 121,651,896 (GRCm39) nonsense probably null
R2105:A2m UTSW 6 121,650,459 (GRCm39) missense probably benign 0.04
R2107:A2m UTSW 6 121,631,571 (GRCm39) missense probably benign 0.04
R2235:A2m UTSW 6 121,619,023 (GRCm39) missense probably benign 0.21
R2292:A2m UTSW 6 121,650,518 (GRCm39) missense possibly damaging 0.90
R2350:A2m UTSW 6 121,655,047 (GRCm39) splice site probably benign
R3001:A2m UTSW 6 121,638,406 (GRCm39) missense possibly damaging 0.88
R3002:A2m UTSW 6 121,638,406 (GRCm39) missense possibly damaging 0.88
R3023:A2m UTSW 6 121,646,531 (GRCm39) missense probably benign 0.08
R3429:A2m UTSW 6 121,613,249 (GRCm39) start codon destroyed probably null
R3437:A2m UTSW 6 121,616,253 (GRCm39) missense probably null 0.03
R3909:A2m UTSW 6 121,625,125 (GRCm39) missense probably damaging 1.00
R4300:A2m UTSW 6 121,650,434 (GRCm39) missense probably benign 0.00
R4332:A2m UTSW 6 121,634,406 (GRCm39) missense probably benign 0.01
R4584:A2m UTSW 6 121,634,365 (GRCm39) missense probably benign 0.07
R4697:A2m UTSW 6 121,615,243 (GRCm39) start codon destroyed probably null 0.94
R4710:A2m UTSW 6 121,618,262 (GRCm39) missense probably benign 0.03
R4841:A2m UTSW 6 121,623,803 (GRCm39) missense probably benign 0.06
R5206:A2m UTSW 6 121,651,766 (GRCm39) missense probably damaging 1.00
R5219:A2m UTSW 6 121,653,909 (GRCm39) missense possibly damaging 0.90
R5230:A2m UTSW 6 121,651,820 (GRCm39) missense probably damaging 1.00
R5330:A2m UTSW 6 121,615,375 (GRCm39) missense probably benign 0.11
R5331:A2m UTSW 6 121,615,375 (GRCm39) missense probably benign 0.11
R5377:A2m UTSW 6 121,622,212 (GRCm39) missense probably benign
R5590:A2m UTSW 6 121,653,891 (GRCm39) missense probably damaging 1.00
R5835:A2m UTSW 6 121,616,295 (GRCm39) missense probably damaging 1.00
R5910:A2m UTSW 6 121,645,076 (GRCm39) missense probably damaging 1.00
R5915:A2m UTSW 6 121,644,122 (GRCm39) missense probably damaging 1.00
R5949:A2m UTSW 6 121,655,032 (GRCm39) missense probably damaging 1.00
R5994:A2m UTSW 6 121,647,862 (GRCm39) missense probably benign 0.38
R5996:A2m UTSW 6 121,636,353 (GRCm39) missense probably damaging 1.00
R6035:A2m UTSW 6 121,615,353 (GRCm39) missense probably damaging 0.99
R6035:A2m UTSW 6 121,615,353 (GRCm39) missense probably damaging 0.99
R6090:A2m UTSW 6 121,624,972 (GRCm39) missense probably benign 0.45
R6241:A2m UTSW 6 121,623,788 (GRCm39) missense probably benign 0.09
R6294:A2m UTSW 6 121,631,440 (GRCm39) missense probably benign
R6492:A2m UTSW 6 121,631,464 (GRCm39) missense probably benign 0.35
R6554:A2m UTSW 6 121,618,246 (GRCm39) missense probably damaging 1.00
R6597:A2m UTSW 6 121,625,080 (GRCm39) missense probably damaging 1.00
R6742:A2m UTSW 6 121,654,995 (GRCm39) missense probably benign 0.01
R6795:A2m UTSW 6 121,625,281 (GRCm39) splice site probably null
R6843:A2m UTSW 6 121,615,360 (GRCm39) missense probably benign 0.01
R7013:A2m UTSW 6 121,618,345 (GRCm39) missense probably null 0.00
R7137:A2m UTSW 6 121,654,944 (GRCm39) missense possibly damaging 0.85
R7167:A2m UTSW 6 121,624,930 (GRCm39) missense probably benign
R7294:A2m UTSW 6 121,650,541 (GRCm39) nonsense probably null
R7452:A2m UTSW 6 121,618,291 (GRCm39) missense probably damaging 1.00
R7507:A2m UTSW 6 121,652,177 (GRCm39) missense probably benign 0.01
R7602:A2m UTSW 6 121,647,895 (GRCm39) missense possibly damaging 0.79
R7602:A2m UTSW 6 121,618,966 (GRCm39) missense probably damaging 1.00
R7709:A2m UTSW 6 121,637,063 (GRCm39) missense possibly damaging 0.81
R7766:A2m UTSW 6 121,615,300 (GRCm39) missense probably benign 0.08
R7921:A2m UTSW 6 121,654,954 (GRCm39) missense probably benign 0.00
R8007:A2m UTSW 6 121,647,845 (GRCm39) intron probably benign
R8291:A2m UTSW 6 121,655,017 (GRCm39) missense probably damaging 1.00
R8542:A2m UTSW 6 121,634,369 (GRCm39) missense probably benign 0.03
R9023:A2m UTSW 6 121,636,917 (GRCm39) missense possibly damaging 0.90
R9154:A2m UTSW 6 121,645,512 (GRCm39) missense probably damaging 1.00
R9156:A2m UTSW 6 121,647,957 (GRCm39) missense probably damaging 0.98
R9255:A2m UTSW 6 121,626,795 (GRCm39) missense probably damaging 1.00
R9269:A2m UTSW 6 121,637,865 (GRCm39) missense probably benign 0.38
R9325:A2m UTSW 6 121,646,578 (GRCm39) missense possibly damaging 0.81
R9393:A2m UTSW 6 121,616,270 (GRCm39) missense possibly damaging 0.91
R9563:A2m UTSW 6 121,645,009 (GRCm39) missense probably damaging 0.99
X0057:A2m UTSW 6 121,645,135 (GRCm39) missense probably damaging 1.00
X0060:A2m UTSW 6 121,653,039 (GRCm39) missense probably damaging 1.00
X0063:A2m UTSW 6 121,623,835 (GRCm39) missense probably benign
Predicted Primers PCR Primer
(F):5'- CTTTATGGGTAACATGGAAGTTTCC -3'
(R):5'- AATCACTCATGCCCCACTGG -3'

Sequencing Primer
(F):5'- TGCACAGTGGCAGAATT -3'
(R):5'- GCCCCACTGGACTTTTATGTAATTAG -3'
Posted On 2021-07-15