Incidental Mutation 'R1776:A2m'
ID 197021
Institutional Source Beutler Lab
Gene Symbol A2m
Ensembl Gene ENSMUSG00000030111
Gene Name alpha-2-macroglobulin
Synonyms A2mp
MMRRC Submission 039807-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1776 (G1)
Quality Score 225
Status Validated
Chromosome 6
Chromosomal Location 121612920-121656197 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to G at 121618383 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Phenylalanine to Leucine at position 225 (F225L)
Ref Sequence ENSEMBL: ENSMUSP00000032203 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000032203] [ENSMUST00000204850]
AlphaFold Q6GQT1
Predicted Effect probably damaging
Transcript: ENSMUST00000032203
AA Change: F225L

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000032203
Gene: ENSMUSG00000030111
AA Change: F225L

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
Meta Mutation Damage Score 0.8826 question?
Coding Region Coverage
  • 1x: 97.4%
  • 3x: 96.8%
  • 10x: 94.9%
  • 20x: 91.3%
Validation Efficiency 98% (86/88)
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: 85 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930533K18Rik T C 10: 70,711,058 (GRCm39) noncoding transcript Het
9430097D07Rik T C 2: 32,464,767 (GRCm39) probably benign Het
Adamts19 T A 18: 59,087,692 (GRCm39) I574N probably damaging Het
Ankfn1 T C 11: 89,417,300 (GRCm39) D104G possibly damaging Het
Ankhd1 T A 18: 36,780,361 (GRCm39) N1804K probably benign Het
Ankle1 G T 8: 71,861,918 (GRCm39) V474F probably damaging Het
Arfgap3 A G 15: 83,227,340 (GRCm39) V24A probably benign Het
Asph A T 4: 9,598,773 (GRCm39) S149R probably damaging Het
Cass4 A T 2: 172,269,615 (GRCm39) I568L probably benign Het
Cd84 A G 1: 171,700,317 (GRCm39) T145A possibly damaging Het
Cdx1 G A 18: 61,169,086 (GRCm39) A36V probably benign Het
Cep57 A T 9: 13,730,170 (GRCm39) S123T probably damaging Het
Clca3a2 T A 3: 144,519,681 (GRCm39) Q231L probably damaging Het
Clcnkb T C 4: 141,142,500 (GRCm39) probably benign Het
Crabp2 C A 3: 87,860,301 (GRCm39) T125K probably benign Het
Dennd3 A G 15: 73,426,950 (GRCm39) T776A possibly damaging Het
Dnajb6 T C 5: 29,990,091 (GRCm39) probably benign Het
Dsp T A 13: 38,380,593 (GRCm39) I1847N probably damaging Het
Dync1h1 T C 12: 110,599,362 (GRCm39) probably benign Het
Ecpas A G 4: 58,879,100 (GRCm39) I63T probably damaging Het
Fbn1 A C 2: 125,163,654 (GRCm39) F2067L possibly damaging Het
Fbxo16 T A 14: 65,532,835 (GRCm39) probably null Het
Gm3604 C A 13: 62,517,888 (GRCm39) G157* probably null Het
Gm5250 A G 1: 13,132,564 (GRCm39) noncoding transcript Het
Gpam A G 19: 55,067,007 (GRCm39) S503P possibly damaging Het
Herc4 T A 10: 63,099,950 (GRCm39) C124* probably null Het
Ift27 T C 15: 78,050,181 (GRCm39) D76G probably null Het
Igdcc3 C T 9: 65,090,034 (GRCm39) Q550* probably null Het
Igsf6 T A 7: 120,667,522 (GRCm39) I165F probably damaging Het
Il31ra T C 13: 112,677,773 (GRCm39) I173M probably damaging Het
Kbtbd6 G A 14: 79,690,045 (GRCm39) D247N probably benign Het
Kcnq2 T A 2: 180,742,350 (GRCm39) T394S probably benign Het
Mia2 A G 12: 59,196,361 (GRCm39) probably benign Het
Mvp T C 7: 126,591,933 (GRCm39) Q419R probably benign Het
Mylk A G 16: 34,773,152 (GRCm39) D1250G probably benign Het
Necab1 A G 4: 15,111,267 (GRCm39) Y54H probably damaging Het
Nlk T A 11: 78,477,853 (GRCm39) M297L probably benign Het
Nsl1 G T 1: 190,795,385 (GRCm39) M50I probably benign Het
Numa1 A G 7: 101,660,257 (GRCm39) T441A probably damaging Het
Ofd1 A G X: 165,189,002 (GRCm39) Y755H probably benign Het
Or10d1c G A 9: 38,894,190 (GRCm39) S50F probably damaging Het
Or6c69b C T 10: 129,627,000 (GRCm39) V153I probably benign Het
Or8b12i G A 9: 20,082,105 (GRCm39) T254I probably benign Het
Ovgp1 A T 3: 105,885,114 (GRCm39) H151L possibly damaging Het
Pigz G A 16: 31,763,397 (GRCm39) E152K probably damaging Het
Plxna1 A T 6: 89,312,446 (GRCm39) D779E probably benign Het
Ppil4 A T 10: 7,686,201 (GRCm39) E353V probably benign Het
Ptprq C T 10: 107,520,950 (GRCm39) G741S probably damaging Het
Rplp0 T C 5: 115,700,524 (GRCm39) Y231H probably benign Het
Rps24 A G 14: 24,541,830 (GRCm39) T6A probably damaging Het
Rundc3b T C 5: 8,629,050 (GRCm39) E117G probably damaging Het
Ryr2 A C 13: 11,760,062 (GRCm39) probably null Het
Ryr3 A T 2: 112,787,598 (GRCm39) M198K probably damaging Het
Sdhd T C 9: 50,508,500 (GRCm39) K122R probably benign Het
Senp2 T C 16: 21,861,810 (GRCm39) probably benign Het
Setd3 C A 12: 108,131,420 (GRCm39) G2V probably damaging Het
Sfxn5 A G 6: 85,244,927 (GRCm39) probably benign Het
She T A 3: 89,739,345 (GRCm39) S179T possibly damaging Het
Slc24a2 G A 4: 87,094,526 (GRCm39) T331I probably benign Het
Slc45a3 T C 1: 131,904,694 (GRCm39) W6R possibly damaging Het
Slc9a4 T C 1: 40,668,447 (GRCm39) S697P probably benign Het
Soat1 C T 1: 156,269,991 (GRCm39) V143I probably benign Het
Sp8 T A 12: 118,813,302 (GRCm39) F386I probably damaging Het
Spata31d1b A G 13: 59,864,381 (GRCm39) T510A probably benign Het
Srgap2 T A 1: 131,339,588 (GRCm39) I125F probably damaging Het
Stab2 T A 10: 86,793,680 (GRCm39) I472F possibly damaging Het
Taar7f C T 10: 23,925,546 (GRCm39) R47C probably benign Het
Tbc1d19 T A 5: 54,046,653 (GRCm39) probably null Het
Tbc1d21 T A 9: 58,274,011 (GRCm39) probably benign Het
Tcaf1 A G 6: 42,655,389 (GRCm39) I529T possibly damaging Het
Tgfbr2 A T 9: 116,004,035 (GRCm39) I24N possibly damaging Het
Tgm1 T C 14: 55,946,854 (GRCm39) T385A probably damaging Het
Tgm2 T C 2: 157,973,379 (GRCm39) N244S probably benign Het
Thoc5 T C 11: 4,864,517 (GRCm39) probably benign Het
Tmc2 A T 2: 130,076,789 (GRCm39) I372F probably damaging Het
Tnrc6a A G 7: 122,770,520 (GRCm39) D222G probably damaging Het
Trhde T G 10: 114,636,508 (GRCm39) N233T probably benign Het
Tstd3 T C 4: 21,759,475 (GRCm39) Y99C probably damaging Het
Ttc22 A T 4: 106,496,237 (GRCm39) D429V possibly damaging Het
Ugcg A G 4: 59,207,775 (GRCm39) N38S probably benign Het
Ush2a A G 1: 188,460,400 (GRCm39) I2554V possibly damaging Het
Usp16 A G 16: 87,276,204 (GRCm39) D513G probably damaging Het
Vip T C 10: 5,594,992 (GRCm39) probably null Het
Vmn1r4 A G 6: 56,934,023 (GRCm39) I176V probably benign Het
Zfp804b T C 5: 6,819,806 (GRCm39) T1050A probably damaging 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
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
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'- GAATGGATGGCTGGAACTCACCTG -3'
(R):5'- ACTCATGCCCCACTGGACTTTTATG -3'

Sequencing Primer
(F):5'- GCTCTCTTTATGGGTAACATGGAAG -3'
(R):5'- GCCCCACTGGACTTTTATGTAATTAG -3'
Posted On 2014-05-23