Incidental Mutation 'R4697:A2m'
ID 355771
Institutional Source Beutler Lab
Gene Symbol A2m
Ensembl Gene ENSMUSG00000030111
Gene Name alpha-2-macroglobulin
Synonyms A2mp
MMRRC Submission 041947-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R4697 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 121612920-121656197 bp(+) (GRCm39)
Type of Mutation start codon destroyed
DNA Base Change (assembly) T to C at 121615243 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Threonine at position 1 (M1T)
Ref Sequence ENSEMBL: ENSMUSP00000144862 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032203] [ENSMUST00000204850]
AlphaFold Q6GQT1
Predicted Effect possibly damaging
Transcript: ENSMUST00000032203
AA Change: M39T

PolyPhen 2 Score 0.934 (Sensitivity: 0.80; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000032203
Gene: ENSMUSG00000030111
AA Change: M39T

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 null
Transcript: ENSMUST00000204850
AA Change: M1T

PolyPhen 2 Score 0.936 (Sensitivity: 0.80; Specificity: 0.94)
Meta Mutation Damage Score 0.4639 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.5%
Validation Efficiency 96% (75/78)
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: 66 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aatf T A 11: 84,339,964 (GRCm39) D449V probably damaging Het
Acbd3 T A 1: 180,549,509 (GRCm39) probably benign Het
Bicc1 T A 10: 70,789,314 (GRCm39) I366F possibly damaging Het
Ccdc74a T C 16: 17,467,613 (GRCm39) S184P possibly damaging Het
Cntn4 T C 6: 106,502,446 (GRCm39) V401A probably damaging Het
Cux2 T C 5: 122,011,816 (GRCm39) T540A probably damaging Het
Disp2 G T 2: 118,622,165 (GRCm39) E966* probably null Het
Dpp7 A G 2: 25,244,931 (GRCm39) Y209H probably benign Het
Dstyk T A 1: 132,377,225 (GRCm39) F277Y probably damaging Het
Dtx1 A T 5: 120,832,473 (GRCm39) probably null Het
Ear-ps2 G A 14: 44,284,517 (GRCm39) noncoding transcript Het
Ednra T C 8: 78,391,624 (GRCm39) H422R probably benign Het
Erlec1 T A 11: 30,902,640 (GRCm39) I67F probably benign Het
Fam161b G A 12: 84,395,332 (GRCm39) probably benign Het
Gata5 A T 2: 179,969,172 (GRCm39) C345* probably null Het
Glmp T C 3: 88,235,581 (GRCm39) V47A probably damaging Het
Gm9762 T A 3: 78,873,857 (GRCm39) noncoding transcript Het
Gnas A T 2: 174,139,873 (GRCm39) D14V probably damaging Het
Gnl3 T C 14: 30,739,286 (GRCm39) S53G probably damaging Het
Grhl3 C T 4: 135,275,777 (GRCm39) V527M probably damaging Het
Hoxd10 T A 2: 74,524,531 (GRCm39) L281* probably null Het
Kif16b T G 2: 142,532,614 (GRCm39) Y1175S probably benign Het
Kif2b A G 11: 91,467,672 (GRCm39) S204P probably benign Het
Klhl40 T A 9: 121,607,800 (GRCm39) I320N probably damaging Het
Ksr2 G A 5: 117,846,212 (GRCm39) R693Q probably damaging Het
Mis12 A G 11: 70,916,152 (GRCm39) K62E possibly damaging Het
Mlc1 A G 15: 88,858,980 (GRCm39) C102R probably damaging Het
Muc5b T C 7: 141,411,098 (GRCm39) I1348T unknown Het
Myh7b A G 2: 155,471,242 (GRCm39) E1130G probably damaging Het
Nat8f4 T C 6: 85,878,368 (GRCm39) T52A probably benign Het
Nxpe2 C A 9: 48,231,821 (GRCm39) V379L probably benign Het
Or10ad1c G A 15: 98,084,749 (GRCm39) R310W probably damaging Het
Or4c1 T A 2: 89,133,247 (GRCm39) S230C probably damaging Het
Or4c1 C A 2: 89,133,246 (GRCm39) S230I possibly damaging Het
Or5b111 A T 19: 13,291,081 (GRCm39) D189E probably benign Het
Or5b12 C T 19: 12,897,298 (GRCm39) C125Y probably damaging Het
Pcdhga7 A T 18: 37,850,261 (GRCm39) Y756F probably damaging Het
Pcsk6 T A 7: 65,608,989 (GRCm39) Y284N probably damaging Het
Pdcd11 T C 19: 47,114,786 (GRCm39) V1367A possibly damaging Het
Postn T A 3: 54,282,492 (GRCm39) N484K probably damaging Het
Prkd3 C T 17: 79,268,600 (GRCm39) V572I probably benign Het
Qser1 T C 2: 104,617,528 (GRCm39) S1005G probably benign Het
Radil G T 5: 142,472,556 (GRCm39) D951E probably benign Het
Ripk1 C T 13: 34,211,925 (GRCm39) R352* probably null Het
Sacs T C 14: 61,450,196 (GRCm39) F4081L probably benign Het
Sbf1 A G 15: 89,199,288 (GRCm39) V11A possibly damaging Het
Sgip1 T A 4: 102,791,784 (GRCm39) F536I probably damaging Het
Slc45a1 A G 4: 150,722,741 (GRCm39) L381P probably damaging Het
Smarcad1 C T 6: 65,029,625 (GRCm39) P71L probably benign Het
Spns1 T A 7: 125,976,209 (GRCm39) D14V probably damaging Het
Sv2c T A 13: 96,122,526 (GRCm39) I417F possibly damaging Het
Tas2r113 T A 6: 132,870,479 (GRCm39) M169K probably benign Het
Tgm1 A T 14: 55,943,138 (GRCm39) N567K probably benign Het
Thoc2l A G 5: 104,670,106 (GRCm39) K1543E probably benign Het
Tln2 C T 9: 67,302,743 (GRCm39) R76Q probably damaging Het
Trpm6 T C 19: 18,831,155 (GRCm39) V1340A probably benign Het
Tspan18 A T 2: 93,142,375 (GRCm39) probably null Het
Txndc11 C T 16: 10,902,178 (GRCm39) V679I probably damaging Het
Usf1 G T 1: 171,244,532 (GRCm39) G144V possibly damaging Het
Vmn1r59 T C 7: 5,457,451 (GRCm39) Y103C probably damaging Het
Vmn2r23 A T 6: 123,718,785 (GRCm39) I713F probably damaging Het
Vmn2r79 A T 7: 86,687,168 (GRCm39) I850F probably damaging Het
Vps35l T A 7: 118,390,671 (GRCm39) I455N probably damaging Het
Wdr90 C T 17: 26,074,337 (GRCm39) R676H probably benign Het
Zfp867 G A 11: 59,354,487 (GRCm39) R281W probably damaging Het
Zfp939 T C 7: 39,122,366 (GRCm39) noncoding transcript 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
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
R8856:A2m UTSW 6 121,618,349 (GRCm39) missense probably benign 0.00
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'- AAGCTTGCTGAATACATGTGC -3'
(R):5'- TGACTCACGATGAAGGAGGC -3'

Sequencing Primer
(F):5'- CCCCTCAACAAAGATGATCACTGG -3'
(R):5'- TCACGATGAAGGAGGCACAGTG -3'
Posted On 2015-10-21