Incidental Mutation 'R1086:Itgam'
ID 85027
Institutional Source Beutler Lab
Gene Symbol Itgam
Ensembl Gene ENSMUSG00000030786
Gene Name integrin alpha M
Synonyms Mac-1, complement receptor type 3, Ly-40, Mac-1 alpha, CD11B (p170), Cd11b, Mac-1a, CD11b/CD18, complement component receptor 3 alpha, F730045J24Rik, CR3
MMRRC Submission 039172-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R1086 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 127661812-127717663 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 127679436 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Proline at position 193 (S193P)
Ref Sequence ENSEMBL: ENSMUSP00000113957 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000064821] [ENSMUST00000098015] [ENSMUST00000106240] [ENSMUST00000106242] [ENSMUST00000120355]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000064821
AA Change: S193P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000068468
Gene: ENSMUSG00000030786
AA Change: S193P

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Int_alpha 30 80 8.11e0 SMART
VWA 148 333 2.63e-49 SMART
Int_alpha 400 449 1.07e1 SMART
Int_alpha 453 510 1.48e-7 SMART
Int_alpha 516 572 4.9e-13 SMART
Int_alpha 579 633 3.67e-3 SMART
low complexity region 849 855 N/A INTRINSIC
Pfam:Integrin_alpha 1130 1144 2.1e-7 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000098015
AA Change: S193P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000095625
Gene: ENSMUSG00000108596
AA Change: S193P

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Int_alpha 30 80 8.11e0 SMART
VWA 148 333 2.63e-49 SMART
Int_alpha 400 449 1.07e1 SMART
Int_alpha 453 510 1.48e-7 SMART
Int_alpha 516 572 4.9e-13 SMART
Int_alpha 579 633 3.67e-3 SMART
low complexity region 849 855 N/A INTRINSIC
coiled coil region 1143 1170 N/A INTRINSIC
low complexity region 1178 1200 N/A INTRINSIC
Predicted Effect probably damaging
Transcript: ENSMUST00000106240
AA Change: S193P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101847
Gene: ENSMUSG00000030786
AA Change: S193P

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Int_alpha 30 80 8.11e0 SMART
VWA 148 333 2.63e-49 SMART
Int_alpha 400 449 1.07e1 SMART
Int_alpha 462 516 3.67e-3 SMART
low complexity region 732 738 N/A INTRINSIC
Pfam:Integrin_alpha 1013 1027 3.9e-9 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000106242
AA Change: S193P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000101849
Gene: ENSMUSG00000030786
AA Change: S193P

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Int_alpha 30 80 8.11e0 SMART
VWA 148 333 2.63e-49 SMART
Int_alpha 400 449 1.07e1 SMART
Int_alpha 453 511 5.91e-7 SMART
Int_alpha 517 573 4.9e-13 SMART
Int_alpha 580 634 3.67e-3 SMART
low complexity region 850 856 N/A INTRINSIC
Pfam:Integrin_alpha 1131 1145 8.4e-8 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000120355
AA Change: S193P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000113957
Gene: ENSMUSG00000030786
AA Change: S193P

DomainStartEndE-ValueType
signal peptide 1 16 N/A INTRINSIC
Int_alpha 30 80 8.11e0 SMART
VWA 148 333 2.63e-49 SMART
Int_alpha 400 449 1.07e1 SMART
Int_alpha 453 511 5.91e-7 SMART
Int_alpha 517 573 4.9e-13 SMART
Int_alpha 580 634 3.67e-3 SMART
low complexity region 850 856 N/A INTRINSIC
low complexity region 1141 1150 N/A INTRINSIC
Meta Mutation Damage Score 0.7570 question?
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.8%
  • 10x: 97.3%
  • 20x: 94.4%
Validation Efficiency 100% (53/53)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes the integrin alpha M chain. Integrins are heterodimeric integral membrane proteins composed of an alpha chain and a beta chain. This I-domain containing alpha integrin combines with the beta 2 chain (ITGB2) to form a leukocyte-specific integrin referred to as macrophage receptor 1 ('Mac-1'), or inactivated-C3b (iC3b) receptor 3 ('CR3'). The alpha M beta 2 integrin is important in the adherence of neutrophils and monocytes to stimulated endothelium, and also in the phagocytosis of complement coated particles. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2009]
PHENOTYPE: Homozygous null mice exhibit reduced staphylococcal enterotoxin- induced T cell proliferation, reduced neutrophil adhesion to fibrinogen, and defective homotypic aggregation and reduced degranulation of neutrophils. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca12 A T 1: 71,334,220 (GRCm39) probably benign Het
Agbl4 G C 4: 110,335,791 (GRCm39) probably benign Het
Ano6 T C 15: 95,847,843 (GRCm39) probably null Het
B3gnt8 C G 7: 25,327,736 (GRCm39) N55K probably damaging Het
Brox A G 1: 183,064,052 (GRCm39) Y252H probably damaging Het
Cfap100 T A 6: 90,380,890 (GRCm39) K605* probably null Het
Chd7 A G 4: 8,866,458 (GRCm39) T877A probably benign Het
Csmd3 T A 15: 47,559,151 (GRCm39) I2371F probably damaging Het
Cwc22 T A 2: 77,754,824 (GRCm39) probably benign Het
Cyp2s1 A T 7: 25,505,422 (GRCm39) D347E probably damaging Het
Dab1 C A 4: 104,185,769 (GRCm39) probably benign Het
Dis3l2 G A 1: 86,917,871 (GRCm39) D493N probably benign Het
Got1l1 A G 8: 27,688,007 (GRCm39) W341R probably damaging Het
Gps2 A G 11: 69,806,050 (GRCm39) probably benign Het
Haus1 A C 18: 77,854,553 (GRCm39) probably benign Het
Itpr2 C A 6: 146,251,543 (GRCm39) A1034S probably damaging Het
Lrp5 T C 19: 3,699,476 (GRCm39) R270G probably benign Het
Ltbr G A 6: 125,289,703 (GRCm39) probably benign Het
Mdga2 T C 12: 66,552,876 (GRCm39) probably benign Het
Mug1 T A 6: 121,862,813 (GRCm39) M1387K probably damaging Het
Nwd2 C T 5: 63,963,917 (GRCm39) S1167L probably damaging Het
Or5h19 T A 16: 58,856,626 (GRCm39) H158L probably damaging Het
Pfkm T C 15: 98,029,546 (GRCm39) V719A probably benign Het
Ppfia3 C G 7: 45,011,182 (GRCm39) G16A probably damaging Het
Ppp2r3d G A 9: 101,031,021 (GRCm39) T245I possibly damaging Het
Ptprd T C 4: 76,051,495 (GRCm39) T256A probably damaging Het
Ptprg C T 14: 11,952,706 (GRCm38) probably benign Het
Rabgap1 T C 2: 37,359,458 (GRCm39) V7A probably damaging Het
Rnh1 T G 7: 140,743,282 (GRCm39) Q231P probably benign Het
Rwdd2b C T 16: 87,233,446 (GRCm39) probably benign Het
Saal1 T C 7: 46,338,883 (GRCm39) probably benign Het
Sap130 G A 18: 31,783,673 (GRCm39) probably benign Het
Serpina1d T G 12: 103,730,046 (GRCm39) M379L probably benign Het
Skor2 A C 18: 76,946,994 (GRCm39) S239R unknown Het
Slc16a13 A G 11: 70,109,850 (GRCm39) L217P probably damaging Het
Slc18b1 T C 10: 23,679,693 (GRCm39) M74T probably benign Het
Speer4e2 T C 5: 15,028,804 (GRCm39) D29G probably benign Het
Tacc2 A T 7: 130,228,227 (GRCm39) E1637D possibly damaging Het
Tedc2 T A 17: 24,435,291 (GRCm39) E366V probably damaging Het
Tedc2 C A 17: 24,435,292 (GRCm39) E366* probably null Het
Tg A C 15: 66,555,911 (GRCm39) I868L probably benign Het
Ttll5 G A 12: 85,937,853 (GRCm39) V395I possibly damaging Het
Uba6 C A 5: 86,275,578 (GRCm39) C739F probably benign Het
Unc5d A C 8: 29,365,658 (GRCm39) V109G possibly damaging Het
Zfp407 C T 18: 84,577,898 (GRCm39) A1072T probably benign Het
Zfp462 G T 4: 55,013,000 (GRCm39) K507N probably damaging Het
Other mutations in Itgam
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00324:Itgam APN 7 127,684,833 (GRCm39) missense probably damaging 1.00
IGL00983:Itgam APN 7 127,667,839 (GRCm39) missense probably damaging 0.97
IGL01102:Itgam APN 7 127,679,445 (GRCm39) missense possibly damaging 0.94
IGL01615:Itgam APN 7 127,715,939 (GRCm39) missense possibly damaging 0.80
IGL01845:Itgam APN 7 127,711,644 (GRCm39) missense probably damaging 1.00
IGL01860:Itgam APN 7 127,670,115 (GRCm39) missense probably benign 0.03
IGL01874:Itgam APN 7 127,714,338 (GRCm39) missense probably damaging 0.97
IGL01910:Itgam APN 7 127,682,948 (GRCm39) missense probably damaging 1.00
IGL01994:Itgam APN 7 127,700,899 (GRCm39) missense probably damaging 0.97
IGL02332:Itgam APN 7 127,684,846 (GRCm39) critical splice donor site probably null
IGL02348:Itgam APN 7 127,715,472 (GRCm39) missense possibly damaging 0.52
IGL02394:Itgam APN 7 127,684,114 (GRCm39) missense probably benign 0.01
IGL02491:Itgam APN 7 127,715,190 (GRCm39) missense possibly damaging 0.71
IGL02695:Itgam APN 7 127,685,113 (GRCm39) missense possibly damaging 0.81
IGL02821:Itgam APN 7 127,675,281 (GRCm39) missense probably damaging 0.99
IGL02970:Itgam APN 7 127,685,215 (GRCm39) missense probably benign 0.00
IGL03145:Itgam APN 7 127,712,191 (GRCm39) missense probably benign 0.12
adhesion UTSW 7 127,700,709 (GRCm39) missense probably damaging 0.99
apparition UTSW 7 127,711,458 (GRCm39) splice site probably null
attachment UTSW 7 127,712,205 (GRCm39) missense probably damaging 1.00
Follower UTSW 7 127,679,436 (GRCm39) missense probably damaging 1.00
invisible UTSW 7 127,669,875 (GRCm39) splice site probably null
obscured UTSW 7 127,680,806 (GRCm39) missense probably damaging 1.00
R0184:Itgam UTSW 7 127,685,230 (GRCm39) missense probably damaging 0.96
R0389:Itgam UTSW 7 127,680,806 (GRCm39) missense probably damaging 1.00
R0443:Itgam UTSW 7 127,680,806 (GRCm39) missense probably damaging 1.00
R0454:Itgam UTSW 7 127,707,152 (GRCm39) missense probably benign 0.01
R0674:Itgam UTSW 7 127,715,390 (GRCm39) missense possibly damaging 0.67
R0828:Itgam UTSW 7 127,715,677 (GRCm39) critical splice donor site probably null
R0925:Itgam UTSW 7 127,711,410 (GRCm39) missense probably benign 0.00
R1655:Itgam UTSW 7 127,714,335 (GRCm39) missense probably benign 0.00
R1809:Itgam UTSW 7 127,670,109 (GRCm39) missense possibly damaging 0.62
R1823:Itgam UTSW 7 127,663,904 (GRCm39) missense probably benign 0.04
R2105:Itgam UTSW 7 127,680,884 (GRCm39) missense probably damaging 1.00
R2154:Itgam UTSW 7 127,684,749 (GRCm39) missense probably damaging 0.99
R2656:Itgam UTSW 7 127,715,987 (GRCm39) missense probably null 1.00
R2913:Itgam UTSW 7 127,711,578 (GRCm39) missense probably damaging 1.00
R3116:Itgam UTSW 7 127,715,201 (GRCm39) missense probably damaging 1.00
R3404:Itgam UTSW 7 127,669,875 (GRCm39) splice site probably null
R3821:Itgam UTSW 7 127,711,458 (GRCm39) splice site probably null
R3822:Itgam UTSW 7 127,711,458 (GRCm39) splice site probably null
R3960:Itgam UTSW 7 127,714,347 (GRCm39) missense probably benign 0.02
R3968:Itgam UTSW 7 127,712,205 (GRCm39) missense probably damaging 1.00
R4192:Itgam UTSW 7 127,663,904 (GRCm39) missense probably benign 0.21
R4400:Itgam UTSW 7 127,680,830 (GRCm39) missense probably damaging 1.00
R4708:Itgam UTSW 7 127,700,709 (GRCm39) missense probably damaging 0.99
R4709:Itgam UTSW 7 127,700,709 (GRCm39) missense probably damaging 0.99
R4742:Itgam UTSW 7 127,712,245 (GRCm39) missense probably damaging 1.00
R4790:Itgam UTSW 7 127,715,445 (GRCm39) missense probably benign 0.01
R4960:Itgam UTSW 7 127,715,012 (GRCm39) missense possibly damaging 0.93
R5109:Itgam UTSW 7 127,712,390 (GRCm39) missense probably benign 0.06
R5190:Itgam UTSW 7 127,715,489 (GRCm39) splice site probably null
R5379:Itgam UTSW 7 127,711,560 (GRCm39) missense probably damaging 1.00
R5386:Itgam UTSW 7 127,707,152 (GRCm39) missense probably benign 0.00
R6104:Itgam UTSW 7 127,715,474 (GRCm39) missense possibly damaging 0.85
R6122:Itgam UTSW 7 127,684,824 (GRCm39) missense probably damaging 0.99
R6189:Itgam UTSW 7 127,711,676 (GRCm39) missense probably benign 0.04
R6282:Itgam UTSW 7 127,684,114 (GRCm39) missense probably benign 0.01
R6545:Itgam UTSW 7 127,707,044 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGGCAGCCCTGACTGATTGAATG -3'
(R):5'- ACTGCATCCTGTGGATACGTGAAC -3'

Sequencing Primer
(F):5'- CCCTGACTGATTGAATGATTGATG -3'
(R):5'- CTGTGGATACGTGAACATTCTTC -3'
Posted On 2013-11-18