Incidental Mutation 'R3821:Itgam'
ID 274919
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 040883-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R3821 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 127661812-127717663 bp(+) (GRCm39)
Type of Mutation splice site (4 bp from exon)
DNA Base Change (assembly) A to G at 127711458 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change
Gene Model predicted gene model for transcript(s): [ENSMUST00000064821] [ENSMUST00000098015] [ENSMUST00000106240] [ENSMUST00000106242] [ENSMUST00000120355]
AlphaFold no structure available at present
Predicted Effect probably null
Transcript: ENSMUST00000064821
SMART Domains Protein: ENSMUSP00000068468
Gene: ENSMUSG00000030786

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 null
Transcript: ENSMUST00000098015
SMART Domains Protein: ENSMUSP00000095625
Gene: ENSMUSG00000108596

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 null
Transcript: ENSMUST00000106240
SMART Domains Protein: ENSMUSP00000101847
Gene: ENSMUSG00000030786

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 null
Transcript: ENSMUST00000106242
SMART Domains Protein: ENSMUSP00000101849
Gene: ENSMUSG00000030786

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 null
Transcript: ENSMUST00000120355
SMART Domains Protein: ENSMUSP00000113957
Gene: ENSMUSG00000030786

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 probably null
Transcript: ENSMUST00000126475
Predicted Effect probably benign
Transcript: ENSMUST00000134694
SMART Domains Protein: ENSMUSP00000117120
Gene: ENSMUSG00000108596

DomainStartEndE-ValueType
Pfam:Ribosomal_L29 39 82 1.1e-9 PFAM
Meta Mutation Damage Score 0.9755 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.5%
  • 20x: 95.8%
Validation Efficiency 100% (67/67)
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: 69 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Aarsd1 T A 11: 101,301,971 (GRCm39) I332F probably damaging Het
Abcd2 C T 15: 91,058,908 (GRCm39) G512D probably damaging Het
Acp3 G T 9: 104,201,916 (GRCm39) Q76K probably damaging Het
Adamtsl3 G T 7: 82,255,687 (GRCm39) probably benign Het
Alox8 T A 11: 69,077,308 (GRCm39) I481F probably damaging Het
Anp32e A T 3: 95,842,181 (GRCm39) I100L probably benign Het
Arpin G A 7: 79,579,408 (GRCm39) R72C probably damaging Het
C6 A G 15: 4,819,066 (GRCm39) E466G probably benign Het
Ccdc13 C A 9: 121,660,085 (GRCm39) L76F probably damaging Het
Cd44 T C 2: 102,731,738 (GRCm39) probably null Het
Clgn A G 8: 84,147,106 (GRCm39) I353V probably null Het
Cnot6 A T 11: 49,579,999 (GRCm39) S98T probably benign Het
Col9a2 C G 4: 120,911,455 (GRCm39) R599G probably damaging Het
Cramp1 G A 17: 25,193,756 (GRCm39) T908I probably damaging Het
Dnah9 C A 11: 65,741,829 (GRCm39) probably null Het
Ehd3 A T 17: 74,134,390 (GRCm39) I250F probably benign Het
Eml2 T C 7: 18,936,911 (GRCm39) V555A possibly damaging Het
Erbb4 A G 1: 68,345,072 (GRCm39) S550P probably damaging Het
Fchsd1 A G 18: 38,102,510 (GRCm39) probably benign Het
Flad1 T A 3: 89,318,494 (GRCm39) I20F probably damaging Het
Frem2 A T 3: 53,559,836 (GRCm39) L1557Q probably damaging Het
Gbf1 T C 19: 46,253,246 (GRCm39) I506T probably damaging Het
Gm20730 C T 6: 43,058,656 (GRCm39) S52N probably benign Het
Hoxc9 A G 15: 102,890,596 (GRCm39) K171R probably benign Het
Hscb A T 5: 110,984,194 (GRCm39) D52E probably damaging Het
Htr1b A T 9: 81,514,487 (GRCm39) I40N probably benign Het
Ido2 T C 8: 25,023,771 (GRCm39) I356V probably benign Het
Insyn2b T C 11: 34,353,007 (GRCm39) S350P probably benign Het
Irs1 T C 1: 82,267,770 (GRCm39) T149A probably benign Het
Itpr2 A T 6: 146,319,224 (GRCm39) H244Q probably damaging Het
Kcnma1 A G 14: 23,417,679 (GRCm39) I846T probably damaging Het
Kdm3a A T 6: 71,588,661 (GRCm39) D449E probably benign Het
Lama1 C A 17: 68,086,041 (GRCm39) probably null Het
Lhfpl4 A G 6: 113,171,069 (GRCm39) V39A probably benign Het
Marf1 A T 16: 13,960,418 (GRCm39) L542Q probably damaging Het
Mns1 A G 9: 72,346,730 (GRCm39) E71G probably damaging Het
Mrc2 G A 11: 105,239,257 (GRCm39) probably null Het
Mrpl19 C A 6: 81,938,987 (GRCm39) E272* probably null Het
Ncoa6 T A 2: 155,248,858 (GRCm39) N1482I probably damaging Het
Neto2 C A 8: 86,389,924 (GRCm39) E180* probably null Het
Or2a51 A G 6: 43,178,604 (GRCm39) T9A probably benign Het
Pcdhga10 A G 18: 37,880,995 (GRCm39) N252S probably damaging Het
Pcdhgb7 C A 18: 37,885,286 (GRCm39) T152K possibly damaging Het
Ptprb G T 10: 116,185,979 (GRCm39) R1678L probably benign Het
Ptprg A T 14: 12,226,375 (GRCm38) I1323L probably benign Het
Rab40b T A 11: 121,248,874 (GRCm39) N127I probably damaging Het
Scn10a A G 9: 119,467,699 (GRCm39) C814R probably benign Het
Sdhb C T 4: 140,706,399 (GRCm39) R279* probably null Het
Shroom4 C T X: 6,536,276 (GRCm39) Q1165* probably null Het
Slc17a4 C T 13: 24,085,752 (GRCm39) R387H probably benign Het
Slc20a2 A G 8: 23,028,918 (GRCm39) I130V probably benign Het
Slitrk3 T C 3: 72,956,549 (GRCm39) Y741C possibly damaging Het
Tas1r1 G T 4: 152,119,138 (GRCm39) L144I probably benign Het
Tenm2 A T 11: 35,915,147 (GRCm39) I2129N probably damaging Het
Tmbim1 A G 1: 74,333,089 (GRCm39) V92A probably damaging Het
Tmem131 T A 1: 36,847,477 (GRCm39) H1207L probably damaging Het
Tmem209 G T 6: 30,505,959 (GRCm39) P116T probably damaging Het
Tmem8b C A 4: 43,689,745 (GRCm39) H800N probably damaging Het
Tnfsf8 A G 4: 63,779,127 (GRCm39) V57A probably benign Het
Topaz1 A G 9: 122,626,848 (GRCm39) D1492G possibly damaging Het
Trank1 G A 9: 111,207,887 (GRCm39) G1711R probably damaging Het
Trpc6 A T 9: 8,610,279 (GRCm39) D249V probably damaging Het
Ubr3 G A 2: 69,824,157 (GRCm39) probably null Het
Ufc1 A G 1: 171,117,172 (GRCm39) probably benign Het
Unc5cl T C 17: 48,767,001 (GRCm39) L125P possibly damaging Het
Usb1 G A 8: 96,060,061 (GRCm39) S57N probably benign Het
Wdfy1 A G 1: 79,684,017 (GRCm39) S373P probably benign Het
Zfp618 G A 4: 63,051,801 (GRCm39) A861T probably benign Het
Zfp831 T C 2: 174,485,816 (GRCm39) S164P possibly 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
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'- CTTGCAGCAAAGTCGTAGCC -3'
(R):5'- GTTCCCAAAGGACCTCAAGG -3'

Sequencing Primer
(F):5'- GCAAAGTCGTAGCCACAGATCTC -3'
(R):5'- GGCTCCCCAACCAGTGTATAATTG -3'
Posted On 2015-04-02