Incidental Mutation 'R5379:Itgam'
ID 425750
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 042954-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.114) question?
Stock # R5379 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 127661812-127717663 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 127711560 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Glycine at position 725 (D725G)
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: D725G

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000068468
Gene: ENSMUSG00000030786
AA Change: D725G

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: D724G

PolyPhen 2 Score 0.996 (Sensitivity: 0.55; Specificity: 0.98)
SMART Domains Protein: ENSMUSP00000095625
Gene: ENSMUSG00000108596
AA Change: D724G

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: D607G

PolyPhen 2 Score 0.982 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000101847
Gene: ENSMUSG00000030786
AA Change: D607G

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: D724G

PolyPhen 2 Score 0.990 (Sensitivity: 0.72; Specificity: 0.97)
SMART Domains Protein: ENSMUSP00000101849
Gene: ENSMUSG00000030786
AA Change: D724G

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: D725G

PolyPhen 2 Score 0.998 (Sensitivity: 0.27; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000113957
Gene: ENSMUSG00000030786
AA Change: D725G

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 benign
Transcript: ENSMUST00000126475
AA Change: D635G

PolyPhen 2 Score 0.217 (Sensitivity: 0.91; Specificity: 0.88)
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 0.7975 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.0%
  • 20x: 94.5%
Validation Efficiency 97% (58/60)
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: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Adcy1 T A 11: 7,096,532 (GRCm39) L640Q probably damaging Het
Afap1l1 T C 18: 61,891,721 (GRCm39) E32G probably damaging Het
Atp1a1 T A 3: 101,489,411 (GRCm39) M734L probably benign Het
B4galt6 T C 18: 20,822,296 (GRCm39) D294G probably damaging Het
Baz1a T G 12: 54,941,133 (GRCm39) D1539A probably damaging Het
Bmper T A 9: 23,208,520 (GRCm39) S141T probably benign Het
Camkv T C 9: 107,822,545 (GRCm39) V20A probably damaging Het
Chst8 A G 7: 34,375,279 (GRCm39) Y187H probably damaging Het
Coro1c A G 5: 113,983,443 (GRCm39) Y362H probably damaging Het
Csmd3 C A 15: 47,499,846 (GRCm39) G3008* probably null Het
Dnah17 T C 11: 118,008,029 (GRCm39) probably benign Het
Dnajb1 C T 8: 84,335,135 (GRCm39) R59C possibly damaging Het
Dpf1 A G 7: 29,003,533 (GRCm39) K10E probably benign Het
Eif5 T C 12: 111,509,989 (GRCm39) L311P probably damaging Het
Eqtn A G 4: 94,795,825 (GRCm39) F251S probably damaging Het
Fancg A G 4: 43,002,998 (GRCm39) S620P probably benign Het
Farp1 T C 14: 121,494,169 (GRCm39) V550A possibly damaging Het
Fat2 T C 11: 55,194,767 (GRCm39) T1091A probably damaging Het
Fbxo33 A G 12: 59,266,246 (GRCm39) probably benign Het
Fndc5 A T 4: 129,035,887 (GRCm39) I175F probably damaging Het
Gtf2ird2 G C 5: 134,246,310 (GRCm39) R856P probably benign Het
Hc A T 2: 34,881,077 (GRCm39) F1481I probably damaging Het
Helz2 T A 2: 180,876,862 (GRCm39) T1211S probably benign Het
Hmcn2 G A 2: 31,299,023 (GRCm39) V2790M probably damaging Het
Ighv1-82 T C 12: 115,916,297 (GRCm39) Y71C probably damaging Het
Kif9 T C 9: 110,350,371 (GRCm39) V754A probably benign Het
Larp4b C A 13: 9,186,945 (GRCm39) T91K probably benign Het
Mki67 T C 7: 135,299,190 (GRCm39) E1948G possibly damaging Het
Mllt6 G A 11: 97,560,326 (GRCm39) S210N possibly damaging Het
Mrgprb13 A T 7: 47,961,496 (GRCm39) noncoding transcript Het
Nlrc4 A T 17: 74,755,078 (GRCm39) L46* probably null Het
Or13c7c A G 4: 43,836,010 (GRCm39) I160T probably benign Het
Or7g21 A T 9: 19,032,373 (GRCm39) T38S probably damaging Het
Or8d1b T C 9: 38,887,151 (GRCm39) Y60H possibly damaging Het
Orm1 A G 4: 63,264,230 (GRCm39) probably null Het
Parva A T 7: 112,178,927 (GRCm39) H311L probably benign Het
Pramel25 A G 4: 143,521,493 (GRCm39) I370V probably benign Het
Proca1 C A 11: 78,096,092 (GRCm39) S154R probably damaging Het
R3hdm2 T C 10: 127,307,771 (GRCm39) V344A probably damaging Het
Rabep1 A T 11: 70,799,247 (GRCm39) K293N probably damaging Het
Ranbp6 A G 19: 29,789,083 (GRCm39) V423A probably damaging Het
Rnf20 T A 4: 49,652,639 (GRCm39) Y711N possibly damaging Het
Sf3b1 A T 1: 55,042,309 (GRCm39) M498K possibly damaging Het
Sin3a T C 9: 57,018,272 (GRCm39) M897T probably benign Het
Sp140 T A 1: 85,538,549 (GRCm39) D95E possibly damaging Het
Srbd1 A C 17: 86,308,964 (GRCm39) I738S possibly damaging Het
Srsf11 C T 3: 157,728,981 (GRCm39) probably benign Het
Svep1 A G 4: 58,072,991 (GRCm39) V2106A possibly damaging Het
Tasor2 T C 13: 3,638,496 (GRCm39) R412G probably benign Het
Tex47 G A 5: 7,354,843 (GRCm39) R8Q probably null Het
Trpc7 A G 13: 56,952,363 (GRCm39) Y548H probably damaging Het
Vmn1r170 A T 7: 23,306,054 (GRCm39) H152L possibly damaging Het
Zfp184 A G 13: 22,144,051 (GRCm39) I586V probably damaging Het
Zfp454 T C 11: 50,774,629 (GRCm39) T15A 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
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
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'- TCCGTGCCTTCTTTGATGAGAC -3'
(R):5'- GGCATAAAGTAGCAGTGTTCTAGC -3'

Sequencing Primer
(F):5'- TTTGATGAGACAAAGAACAACACACG -3'
(R):5'- AGTGTTCTAGCAAGTGCACC -3'
Posted On 2016-08-04