Incidental Mutation 'R4236:Arhgef18'
ID 321124
Institutional Source Beutler Lab
Gene Symbol Arhgef18
Ensembl Gene ENSMUSG00000004568
Gene Name Rho/Rac guanine nucleotide exchange factor 18
Synonyms A430078G23Rik, D030053O22Rik
MMRRC Submission 041053-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4236 (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 96% (49/51)
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: 46 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930567H17Rik C T X: 69,438,135 (GRCm39) A53T probably benign Het
Abca13 A T 11: 9,206,205 (GRCm39) K168N probably damaging Het
Ajuba T C 14: 54,806,983 (GRCm39) R490G probably damaging Het
Akap6 T A 12: 53,186,454 (GRCm39) N1289K probably damaging Het
Ankfy1 G A 11: 72,605,310 (GRCm39) probably null Het
Arhgap21 A G 2: 20,891,948 (GRCm39) V161A probably damaging Het
Atg14 T C 14: 47,788,802 (GRCm39) K184E probably benign Het
Casp8 T C 1: 58,883,929 (GRCm39) V432A probably damaging Het
Cela1 T C 15: 100,580,794 (GRCm39) Y91C probably damaging Het
Chrnb3 C A 8: 27,884,021 (GRCm39) L253M probably damaging Het
Col24a1 G T 3: 145,230,037 (GRCm39) G1493* probably null Het
Dnah7a C T 1: 53,486,524 (GRCm39) E3346K probably benign Het
Dock5 A T 14: 67,993,941 (GRCm39) S1845T probably benign Het
Dtx3 A G 10: 127,029,058 (GRCm39) I60T possibly damaging Het
Eif1ad8 A T 12: 87,563,935 (GRCm39) D90V probably damaging Het
F2rl1 A G 13: 95,649,796 (GRCm39) L362P probably damaging Het
Gal3st2c T C 1: 93,936,463 (GRCm39) F136S probably damaging Het
Gm26678 T C 3: 54,540,504 (GRCm39) noncoding transcript 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
Klhl23 T C 2: 69,654,516 (GRCm39) F129L probably damaging Het
Krt71 T C 15: 101,643,129 (GRCm39) T460A probably benign Het
Madd C T 2: 90,997,373 (GRCm39) R746Q probably benign Het
Med12l T G 3: 59,164,644 (GRCm39) probably null Het
Mrps30 T C 13: 118,523,376 (GRCm39) D132G probably damaging Het
Myh6 T G 14: 55,197,819 (GRCm39) M440L probably benign Het
Myh7 T A 14: 55,228,575 (GRCm39) S205C probably benign Het
Nxpe4 A T 9: 48,310,137 (GRCm39) T467S probably damaging Het
Or13a20 T C 7: 140,232,653 (GRCm39) Y254H probably damaging Het
Or1e17 A G 11: 73,831,182 (GRCm39) T37A possibly damaging Het
Or7g30 T A 9: 19,352,886 (GRCm39) L226I probably damaging Het
Pcdh7 G A 5: 57,876,631 (GRCm39) G62D possibly damaging Het
Pde3b A G 7: 114,120,923 (GRCm39) T683A possibly damaging Het
Plcb2 A T 2: 118,540,047 (GRCm39) L1082Q probably damaging Het
Rin2 C T 2: 145,702,366 (GRCm39) T354I probably benign Het
Rufy4 T C 1: 74,186,822 (GRCm39) C537R probably damaging Het
Skint11 C A 4: 114,101,856 (GRCm39) Q99K probably benign Het
Slc6a6 T C 6: 91,718,257 (GRCm39) V357A probably damaging Het
Slitrk6 T C 14: 110,987,580 (GRCm39) E709G probably benign Het
Spc24 T C 9: 21,667,498 (GRCm39) probably null Het
Tas2r140 A T 6: 133,031,915 (GRCm39) V281D probably damaging Het
Tfcp2l1 G A 1: 118,589,795 (GRCm39) R285H probably benign Het
Tmem132d A G 5: 128,509,389 (GRCm39) S14P possibly damaging Het
Tulp2 A G 7: 45,171,298 (GRCm39) K360E probably damaging Het
Vmn1r60 A G 7: 5,547,803 (GRCm39) V99A probably benign Het
Zfp599 T A 9: 22,161,041 (GRCm39) K375* probably null 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
R4235: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'- ATGGCTGCCTGATTGCCTTG -3'
(R):5'- TAACACTGGATCTGCTGCGC -3'

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