Incidental Mutation 'R4235:Arhgef18'
ID 321069
Institutional Source Beutler Lab
Gene Symbol Arhgef18
Ensembl Gene ENSMUSG00000004568
Gene Name Rho/Rac guanine nucleotide exchange factor 18
Synonyms A430078G23Rik, D030053O22Rik
MMRRC Submission 041052-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4235 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 3403415-3506601 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 3500317 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Threonine at position 541 (I541T)
Ref Sequence ENSEMBL: ENSMUSP00000004684 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000004684]
AlphaFold no structure available at present
Predicted Effect possibly damaging
Transcript: ENSMUST00000004684
AA Change: I541T

PolyPhen 2 Score 0.795 (Sensitivity: 0.85; Specificity: 0.93)
SMART Domains Protein: ENSMUSP00000004684
Gene: ENSMUSG00000004568
AA Change: I541T

DomainStartEndE-ValueType
RhoGEF 105 297 2.62e-58 SMART
PH 340 443 5.57e-12 SMART
low complexity region 446 456 N/A INTRINSIC
low complexity region 646 663 N/A INTRINSIC
coiled coil region 697 800 N/A INTRINSIC
low complexity region 887 897 N/A INTRINSIC
low complexity region 905 919 N/A INTRINSIC
low complexity region 963 985 N/A INTRINSIC
low complexity region 991 1010 N/A INTRINSIC
Predicted Effect noncoding transcript
Transcript: ENSMUST00000131773
Predicted Effect noncoding transcript
Transcript: ENSMUST00000145360
Predicted Effect noncoding transcript
Transcript: ENSMUST00000156085
Meta Mutation Damage Score 0.1480 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.7%
  • 10x: 97.4%
  • 20x: 95.5%
Validation Efficiency 97% (68/70)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Rho GTPases are GTP binding proteins that regulate a wide spectrum of cellular functions. These cellular processes include cytoskeletal rearrangements, gene transcription, cell growth and motility. Activation of Rho GTPases is under the direct control of guanine nucleotide exchange factors (GEFs). The protein encoded by this gene is a guanine nucleotide exchange factor and belongs to the Rho GTPase GFE family. Family members share a common feature, a Dbl (DH) homology domain followed by a pleckstrin (PH) homology domain. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq, Oct 2008]
PHENOTYPE: Mice homozygous for a gene trap insertion exhibit greatly reduced viability. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 61 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930567H17Rik C T X: 69,438,135 (GRCm39) A53T probably benign Het
5730596B20Rik G T 6: 52,155,941 (GRCm39) probably benign Het
Akap6 T A 12: 53,186,454 (GRCm39) N1289K probably damaging Het
Arhgap21 A G 2: 20,891,948 (GRCm39) V161A probably damaging Het
Atp7b A G 8: 22,501,039 (GRCm39) Y955H possibly damaging Het
Bnc2 A G 4: 84,211,751 (GRCm39) V231A probably damaging Het
Bod1l A G 5: 41,978,798 (GRCm39) S839P probably damaging Het
Casp8 T A 1: 58,872,857 (GRCm39) H264Q possibly damaging Het
Cc2d1b A T 4: 108,482,549 (GRCm39) probably benign Het
Cpne6 A T 14: 55,751,057 (GRCm39) probably benign Het
Ddx1 C T 12: 13,273,858 (GRCm39) V590I possibly damaging Het
Dgkd T A 1: 87,859,704 (GRCm39) L774* probably null Het
Fbxl2 T A 9: 113,818,231 (GRCm39) N205I probably benign Het
Fcgbpl1 T A 7: 27,856,073 (GRCm39) D1953E probably damaging Het
Fkbp15 A T 4: 62,254,693 (GRCm39) I269K probably benign Het
Gm26678 T C 3: 54,540,504 (GRCm39) noncoding transcript Het
Has1 G T 17: 18,070,298 (GRCm39) R208S possibly damaging Het
Hecw1 C G 13: 14,491,724 (GRCm39) A423P probably benign Het
Hspa12b T C 2: 130,980,932 (GRCm39) V162A probably benign Het
Ifi208 T G 1: 173,510,477 (GRCm39) S211A probably benign Het
Ighv6-3 T C 12: 114,355,494 (GRCm39) E65G probably damaging Het
Igkv9-120 A T 6: 68,027,317 (GRCm39) D77V probably benign Het
Impg1 A G 9: 80,252,611 (GRCm39) L523P probably damaging Het
Ip6k2 G A 9: 108,682,847 (GRCm39) R319Q probably benign Het
Kdm2a A G 19: 4,372,549 (GRCm39) I932T probably damaging Het
Krt17 T C 11: 100,148,694 (GRCm39) T279A possibly damaging Het
Lamp1 T C 8: 13,217,192 (GRCm39) V67A possibly damaging Het
Limk1 T C 5: 134,699,332 (GRCm39) I142V probably benign Het
Mamdc2 T C 19: 23,351,381 (GRCm39) N182D possibly damaging Het
Mcpt1 G A 14: 56,256,017 (GRCm39) probably null Het
Med12l T G 3: 59,164,644 (GRCm39) probably null Het
Mfsd10 G T 5: 34,792,969 (GRCm39) T44N probably damaging Het
Mrps27 T C 13: 99,541,549 (GRCm39) S218P probably damaging Het
Mrps30 T C 13: 118,523,376 (GRCm39) D132G probably damaging Het
Neil2 A C 14: 63,429,290 (GRCm39) M1R probably null Het
Nelfcd T C 2: 174,268,841 (GRCm39) F587L probably damaging Het
Nfil3 T C 13: 53,122,835 (GRCm39) D23G probably benign Het
Nit2 T C 16: 56,977,523 (GRCm39) K169R probably benign Het
Nxt1 T C 2: 148,517,267 (GRCm39) S3P probably benign Het
Ogt A G X: 100,711,131 (GRCm39) N434D probably damaging Het
Or56a3 T A 7: 104,734,994 (GRCm39) S24T possibly damaging Het
Pcdhga5 A G 18: 37,829,001 (GRCm39) D483G possibly damaging Het
Pramel25 G C 4: 143,521,344 (GRCm39) C320S probably damaging Het
Ralgapa1 C T 12: 55,687,429 (GRCm39) R2019Q probably damaging Het
Rsl1 T C 13: 67,325,226 (GRCm39) probably null Het
Sobp G A 10: 42,898,896 (GRCm39) H230Y probably damaging Het
Sptan1 A G 2: 29,916,600 (GRCm39) E2096G probably damaging Het
Tie1 G T 4: 118,335,602 (GRCm39) S797* probably null Het
Tmem266 T C 9: 55,325,391 (GRCm39) I186T probably damaging Het
Tmem38b T C 4: 53,840,710 (GRCm39) C66R probably damaging Het
Tnfaip6 T C 2: 51,940,876 (GRCm39) F139S probably damaging Het
Tnrc6a T C 7: 122,770,903 (GRCm39) S898P probably benign Het
Trim24 A G 6: 37,941,675 (GRCm39) D911G probably damaging Het
Tyw5 T C 1: 57,427,647 (GRCm39) probably benign Het
Ubr3 C T 2: 69,846,729 (GRCm39) Q1651* probably null Het
Unc13c T A 9: 73,438,234 (GRCm39) I1943F possibly damaging Het
Usp47 T A 7: 111,709,255 (GRCm39) S1334T probably damaging Het
Vmn1r215 T A 13: 23,260,101 (GRCm39) V47E probably benign Het
Vmn1r224 T A 17: 20,639,624 (GRCm39) M67K possibly damaging Het
Wdfy3 T A 5: 102,070,500 (GRCm39) probably null Het
Zfc3h1 T C 10: 115,254,704 (GRCm39) Y1433H probably benign Het
Other mutations in Arhgef18
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00790:Arhgef18 APN 8 3,479,553 (GRCm39) missense probably damaging 1.00
IGL01629:Arhgef18 APN 8 3,431,942 (GRCm39) missense possibly damaging 0.62
IGL01649:Arhgef18 APN 8 3,491,211 (GRCm39) splice site probably benign
IGL01736:Arhgef18 APN 8 3,501,624 (GRCm39) splice site probably benign
IGL01743:Arhgef18 APN 8 3,414,697 (GRCm39) missense probably benign 0.01
IGL02206:Arhgef18 APN 8 3,495,034 (GRCm39) missense probably benign 0.00
IGL02401:Arhgef18 APN 8 3,487,078 (GRCm39) missense probably damaging 1.00
IGL02938:Arhgef18 APN 8 3,500,802 (GRCm39) missense probably benign 0.02
IGL02943:Arhgef18 APN 8 3,498,553 (GRCm39) missense probably damaging 0.99
IGL02990:Arhgef18 APN 8 3,494,904 (GRCm39) missense probably benign 0.02
IGL03162:Arhgef18 APN 8 3,491,301 (GRCm39) splice site probably null
IGL03334:Arhgef18 APN 8 3,438,023 (GRCm39) missense probably benign 0.04
R0417:Arhgef18 UTSW 8 3,438,957 (GRCm39) utr 3 prime probably benign
R0646:Arhgef18 UTSW 8 3,436,959 (GRCm39) missense probably damaging 0.99
R0759:Arhgef18 UTSW 8 3,438,822 (GRCm39) utr 3 prime probably benign
R0880:Arhgef18 UTSW 8 3,439,032 (GRCm39) utr 3 prime probably benign
R0980:Arhgef18 UTSW 8 3,439,095 (GRCm39) utr 3 prime probably benign
R1175:Arhgef18 UTSW 8 3,439,023 (GRCm39) utr 3 prime probably benign
R1622:Arhgef18 UTSW 8 3,491,272 (GRCm39) missense possibly damaging 0.46
R1649:Arhgef18 UTSW 8 3,439,094 (GRCm39) utr 3 prime probably benign
R1681:Arhgef18 UTSW 8 3,489,645 (GRCm39) missense probably damaging 1.00
R1726:Arhgef18 UTSW 8 3,504,228 (GRCm39) missense possibly damaging 0.46
R1781:Arhgef18 UTSW 8 3,430,495 (GRCm39) missense probably damaging 0.98
R2126:Arhgef18 UTSW 8 3,501,939 (GRCm39) missense probably damaging 0.99
R2161:Arhgef18 UTSW 8 3,489,575 (GRCm39) nonsense probably null
R2211:Arhgef18 UTSW 8 3,437,680 (GRCm39) missense possibly damaging 0.95
R2843:Arhgef18 UTSW 8 3,414,634 (GRCm39) missense possibly damaging 0.82
R2878:Arhgef18 UTSW 8 3,482,759 (GRCm39) missense probably benign
R3916:Arhgef18 UTSW 8 3,504,197 (GRCm39) missense probably benign
R4231:Arhgef18 UTSW 8 3,500,317 (GRCm39) missense possibly damaging 0.80
R4233:Arhgef18 UTSW 8 3,500,317 (GRCm39) missense possibly damaging 0.80
R4234:Arhgef18 UTSW 8 3,500,317 (GRCm39) missense possibly damaging 0.80
R4236:Arhgef18 UTSW 8 3,500,317 (GRCm39) missense possibly damaging 0.80
R4450:Arhgef18 UTSW 8 3,487,097 (GRCm39) missense probably damaging 0.97
R4539:Arhgef18 UTSW 8 3,497,070 (GRCm39) missense probably benign
R4670:Arhgef18 UTSW 8 3,484,897 (GRCm39) missense probably damaging 1.00
R4753:Arhgef18 UTSW 8 3,494,938 (GRCm39) missense probably damaging 1.00
R4897:Arhgef18 UTSW 8 3,494,979 (GRCm39) missense probably benign
R5313:Arhgef18 UTSW 8 3,501,629 (GRCm39) critical splice acceptor site probably null
R5319:Arhgef18 UTSW 8 3,435,010 (GRCm39) critical splice donor site probably null
R5415:Arhgef18 UTSW 8 3,438,075 (GRCm39) missense probably damaging 0.99
R5588:Arhgef18 UTSW 8 3,438,878 (GRCm39) utr 3 prime probably benign
R5698:Arhgef18 UTSW 8 3,489,499 (GRCm39) missense probably damaging 0.99
R5781:Arhgef18 UTSW 8 3,489,439 (GRCm39) splice site probably null
R5851:Arhgef18 UTSW 8 3,484,980 (GRCm39) missense probably damaging 1.00
R5897:Arhgef18 UTSW 8 3,489,682 (GRCm39) missense probably damaging 1.00
R5908:Arhgef18 UTSW 8 3,503,165 (GRCm39) missense probably damaging 1.00
R6123:Arhgef18 UTSW 8 3,487,091 (GRCm39) missense probably damaging 0.99
R6136:Arhgef18 UTSW 8 3,504,507 (GRCm39) missense probably benign
R6240:Arhgef18 UTSW 8 3,489,658 (GRCm39) missense probably damaging 1.00
R6455:Arhgef18 UTSW 8 3,438,753 (GRCm39) missense probably benign 0.16
R6617:Arhgef18 UTSW 8 3,489,592 (GRCm39) missense probably damaging 1.00
R7573:Arhgef18 UTSW 8 3,434,918 (GRCm39) missense probably damaging 0.96
R7575:Arhgef18 UTSW 8 3,501,635 (GRCm39) missense probably damaging 0.99
R7664:Arhgef18 UTSW 8 3,436,390 (GRCm39) missense probably damaging 0.98
R7731:Arhgef18 UTSW 8 3,434,936 (GRCm39) missense probably damaging 0.99
R7845:Arhgef18 UTSW 8 3,436,959 (GRCm39) missense probably damaging 0.99
R7851:Arhgef18 UTSW 8 3,498,409 (GRCm39) missense possibly damaging 0.46
R7947:Arhgef18 UTSW 8 3,482,775 (GRCm39) missense probably damaging 1.00
R8030:Arhgef18 UTSW 8 3,489,600 (GRCm39) missense probably damaging 1.00
R8167:Arhgef18 UTSW 8 3,403,636 (GRCm39) start gained probably benign
R8681:Arhgef18 UTSW 8 3,439,074 (GRCm39) missense unknown
R8798:Arhgef18 UTSW 8 3,414,645 (GRCm39) missense probably benign 0.01
R8815:Arhgef18 UTSW 8 3,430,410 (GRCm39) missense probably benign 0.01
R8825:Arhgef18 UTSW 8 3,436,951 (GRCm39) missense probably damaging 0.99
R8848:Arhgef18 UTSW 8 3,477,481 (GRCm39) missense probably benign 0.00
R9038:Arhgef18 UTSW 8 3,503,257 (GRCm39) missense probably benign 0.30
R9131:Arhgef18 UTSW 8 3,487,007 (GRCm39) missense possibly damaging 0.77
R9162:Arhgef18 UTSW 8 3,414,645 (GRCm39) missense probably benign 0.18
R9229:Arhgef18 UTSW 8 3,479,314 (GRCm39) missense probably benign 0.01
R9599:Arhgef18 UTSW 8 3,482,718 (GRCm39) missense possibly damaging 0.74
R9794:Arhgef18 UTSW 8 3,501,634 (GRCm39) missense probably benign 0.03
X0021:Arhgef18 UTSW 8 3,484,942 (GRCm39) missense probably damaging 1.00
Z1088:Arhgef18 UTSW 8 3,489,628 (GRCm39) missense probably damaging 1.00
Z1176:Arhgef18 UTSW 8 3,503,224 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AATGGCTGCCTGATTGCCTTG -3'
(R):5'- TACATAACACTGGATCTGCTGCG -3'

Sequencing Primer
(F):5'- CTCTCCCTTAGATGCTGAGGATG -3'
(R):5'- CTGGATCTGCTGCGCATGG -3'
Posted On 2015-06-12