Incidental Mutation 'R4960:Itgam'
ID 382280
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 042557-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R4960 (G1)
Quality Score 225
Status Not validated
Chromosome 7
Chromosomal Location 127661812-127717663 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 127715012 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Proline at position 865 (T865P)
Ref Sequence ENSEMBL: ENSMUSP00000101847 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000064821] [ENSMUST00000098015] [ENSMUST00000106240] [ENSMUST00000106242] [ENSMUST00000120355]
AlphaFold no structure available at present
Predicted Effect
SMART Domains Protein: ENSMUSP00000068468
Gene: ENSMUSG00000030786
AA Change: T983P

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 benign
Transcript: ENSMUST00000098015
AA Change: T982P

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000095625
Gene: ENSMUSG00000108596
AA Change: T982P

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 possibly damaging
Transcript: ENSMUST00000106240
AA Change: T865P

PolyPhen 2 Score 0.931 (Sensitivity: 0.81; Specificity: 0.94)
SMART Domains Protein: ENSMUSP00000101847
Gene: ENSMUSG00000030786
AA Change: T865P

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
SMART Domains Protein: ENSMUSP00000101849
Gene: ENSMUSG00000030786
AA Change: T982P

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 benign
Transcript: ENSMUST00000120355
AA Change: T983P

PolyPhen 2 Score 0.005 (Sensitivity: 0.97; Specificity: 0.74)
SMART Domains Protein: ENSMUSP00000113957
Gene: ENSMUSG00000030786
AA Change: T983P

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
Predicted Effect not run
Transcript: ENSMUST00000126475
AA Change: T893P
Predicted Effect probably benign
Transcript: ENSMUST00000134694
SMART Domains Protein: ENSMUSP00000117120
Gene: ENSMUSG00000108596

DomainStartEndE-ValueType
Pfam:Ribosomal_L29 39 82 1.1e-9 PFAM
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.5%
  • 10x: 96.8%
  • 20x: 93.8%
Validation Efficiency
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: 102 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc9 A T 6: 142,566,509 (GRCm39) probably null Het
Abtb3 A C 10: 85,487,526 (GRCm39) N998T probably benign Het
Adamts20 T C 15: 94,277,655 (GRCm39) H269R probably benign Het
Adamtsl1 C T 4: 86,342,410 (GRCm39) Q1642* probably null Het
Adamtsl3 A C 7: 82,216,185 (GRCm39) T863P probably damaging Het
Adcy3 G T 12: 4,184,896 (GRCm39) V191L probably benign Het
Akap9 G T 5: 4,007,664 (GRCm39) R244L probably benign Het
Anapc1 C T 2: 128,526,514 (GRCm39) V95M probably benign Het
Arhgap17 G T 7: 122,886,149 (GRCm39) probably benign Het
Art2b T A 7: 101,229,437 (GRCm39) Y154F probably damaging Het
Atrn C T 2: 130,836,967 (GRCm39) R1144* probably null Het
Atxn3 T C 12: 101,914,638 (GRCm39) S29G possibly damaging Het
Batf3 C T 1: 190,830,707 (GRCm39) P18S probably benign Het
Bmal1 T A 7: 112,898,642 (GRCm39) probably null Het
Bmpr1b A T 3: 141,576,546 (GRCm39) C96S probably damaging Het
Bola1 A G 3: 96,104,370 (GRCm39) S75P probably benign Het
Cela3a G A 4: 137,129,959 (GRCm39) R221* probably null Het
Chat A G 14: 32,142,771 (GRCm39) V406A possibly damaging Het
Chd1 T A 17: 15,962,493 (GRCm39) M750K probably damaging Het
Clip1 T A 5: 123,792,066 (GRCm39) K35* probably null Het
Cnr2 G A 4: 135,644,918 (GRCm39) G332D probably benign Het
Cnrip1 A G 11: 17,002,228 (GRCm39) D20G probably damaging Het
Col2a1 T C 15: 97,874,030 (GRCm39) Y1384C unknown Het
Col6a3 T A 1: 90,731,940 (GRCm39) I831F probably damaging Het
Cp G A 3: 20,027,961 (GRCm39) V456I probably damaging Het
Cspp1 T A 1: 10,196,688 (GRCm39) N900K probably damaging Het
Ctbp2 T C 7: 132,615,967 (GRCm39) I323V probably benign Het
Ctnna2 C T 6: 77,630,094 (GRCm39) R120H probably damaging Het
Cyp2a12 A G 7: 26,733,575 (GRCm39) H318R probably benign Het
Cyp2c66 A T 19: 39,151,766 (GRCm39) probably null Het
Cyp2j8 T C 4: 96,395,614 (GRCm39) T4A probably benign Het
Cyp4v3 A G 8: 45,773,674 (GRCm39) V165A possibly damaging Het
D5Ertd579e G A 5: 36,773,571 (GRCm39) R275* probably null Het
Deup1 G T 9: 15,512,264 (GRCm39) Q160K possibly damaging Het
Dhx36 A T 3: 62,404,280 (GRCm39) I221K probably damaging Het
Dnah7b T A 1: 46,272,886 (GRCm39) M2338K probably benign Het
Dync2li1 T G 17: 84,940,969 (GRCm39) L62V probably benign Het
Ephb3 A G 16: 21,039,245 (GRCm39) K367R probably benign Het
Etv3 A G 3: 87,435,368 (GRCm39) K80E probably damaging Het
Flacc1 T A 1: 58,706,965 (GRCm39) E234V probably damaging Het
Gdap1l1 T C 2: 163,295,779 (GRCm39) F346L probably benign Het
Gm4787 C T 12: 81,426,090 (GRCm39) V23M probably damaging Het
Greb1l T A 18: 10,547,306 (GRCm39) I1508N probably damaging Het
Heatr5b G A 17: 79,139,013 (GRCm39) T43I probably benign Het
Hephl1 T C 9: 14,997,586 (GRCm39) Y360C probably damaging Het
Kcnma1 T C 14: 24,054,186 (GRCm39) probably benign Het
Kidins220 T A 12: 25,042,259 (GRCm39) C185* probably null Het
Klhl35 G T 7: 99,118,275 (GRCm39) G273V probably damaging Het
Lama5 A G 2: 179,850,045 (GRCm39) probably null Het
Lamc3 A G 2: 31,805,966 (GRCm39) Q689R probably benign Het
Lnx2 C T 5: 146,955,850 (GRCm39) V649I probably benign Het
Lrrc43 A G 5: 123,637,675 (GRCm39) I281V probably benign Het
Ly6g6d C A 17: 35,290,730 (GRCm39) A67S probably benign Het
Map1b A G 13: 99,568,720 (GRCm39) S1334P probably benign Het
Mast1 T A 8: 85,644,500 (GRCm39) T810S probably benign Het
Matcap1 G T 8: 106,009,843 (GRCm39) R369S probably damaging Het
Mbnl1 A G 3: 60,503,117 (GRCm39) M1V probably null Het
Mc5r T G 18: 68,471,890 (GRCm39) M83R possibly damaging Het
Mkln1 T C 6: 31,435,941 (GRCm39) F300S probably damaging Het
Mrgpre A T 7: 143,335,088 (GRCm39) C138* probably null Het
Mtarc2 T A 1: 184,566,116 (GRCm39) M186L probably benign Het
Ncbp1 C T 4: 46,165,273 (GRCm39) Q529* probably null Het
Nherf1 A G 11: 115,067,289 (GRCm39) D180G probably benign Het
Nrcam A G 12: 44,613,082 (GRCm39) D591G probably benign Het
Nrxn3 A T 12: 88,761,971 (GRCm39) H6L possibly damaging Het
Nsmaf T A 4: 6,423,342 (GRCm39) D342V probably damaging Het
Oip5 TGAGAAA T 2: 119,448,342 (GRCm39) probably benign Het
Omt2a T A 9: 78,220,305 (GRCm39) E31D possibly damaging Het
Or4f62 A G 2: 111,986,697 (GRCm39) T134A probably benign Het
Or52n2b A G 7: 104,565,915 (GRCm39) I196T probably benign Het
Or5ac20 A G 16: 59,104,348 (GRCm39) S171P probably benign Het
Or6c88 A C 10: 129,406,895 (GRCm39) I124L probably damaging Het
Or9a2 C A 6: 41,749,003 (GRCm39) V77F probably damaging Het
Phyhipl A G 10: 70,404,815 (GRCm39) V131A probably benign Het
Pik3r5 A G 11: 68,384,464 (GRCm39) M619V probably benign Het
Pramel19 T C 4: 101,798,661 (GRCm39) Y211H probably benign Het
Ptprg A T 14: 12,237,837 (GRCm38) E1431D probably benign Het
Rnf20 A G 4: 49,638,029 (GRCm39) T85A probably damaging Het
Rtn3 A T 19: 7,433,886 (GRCm39) I683K probably damaging Het
Rwdd3 A G 3: 120,952,470 (GRCm39) F174L probably damaging Het
Ryr1 T C 7: 28,778,208 (GRCm39) Q2096R possibly damaging Het
Scrn1 T C 6: 54,511,407 (GRCm39) D111G probably damaging Het
Sema3e A G 5: 14,302,646 (GRCm39) R724G possibly damaging Het
She A G 3: 89,741,544 (GRCm39) M232V possibly damaging Het
Skic3 T A 13: 76,333,275 (GRCm39) V1508E possibly damaging Het
Slc25a54 A T 3: 109,020,132 (GRCm39) N382I possibly damaging Het
Slc26a2 T C 18: 61,331,875 (GRCm39) M519V probably damaging Het
Slc9a1 T A 4: 133,097,967 (GRCm39) L38H probably damaging Het
Snap47 A T 11: 59,319,369 (GRCm39) D256E probably damaging Het
Tacc3 A G 5: 33,829,326 (GRCm39) T610A probably benign Het
Tbc1d30 G A 10: 121,103,121 (GRCm39) T637M probably benign Het
Tbcd T A 11: 121,464,681 (GRCm39) M572K probably benign Het
Thoc7 A T 14: 13,953,460 (GRCm38) D68E probably benign Het
Tmpo G A 10: 90,989,171 (GRCm39) T250M probably damaging Het
Tmtc1 TGTCCGCCAGGCCCTTGCCCCAGAAGTC TGTC 6: 148,345,445 (GRCm39) probably benign Het
Tnfaip1 A T 11: 78,418,396 (GRCm39) C224S possibly damaging Het
Tshz1 T C 18: 84,032,987 (GRCm39) T474A probably benign Het
Tspoap1 C T 11: 87,657,222 (GRCm39) Q345* probably null Het
Ttc21a A G 9: 119,774,067 (GRCm39) E258G possibly damaging Het
Ttyh1 T C 7: 4,131,225 (GRCm39) L232P probably damaging Het
Usp2 T A 9: 43,987,110 (GRCm39) L136Q probably damaging Het
Usp31 T C 7: 121,247,868 (GRCm39) S1192G 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
R1086:Itgam UTSW 7 127,679,436 (GRCm39) missense probably damaging 1.00
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
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'- TTTCAGCGATCTGGGAAGG -3'
(R):5'- TGATCCCGGAAATTGGAGTG -3'

Sequencing Primer
(F):5'- GAGGAAGTAAGGAGCCAACTC -3'
(R):5'- TGACAGGCACTTGAGAGGTTC -3'
Posted On 2016-04-27