Incidental Mutation 'R4450:Arhgef18'
ID 381246
Institutional Source Beutler Lab
Gene Symbol Arhgef18
Ensembl Gene ENSMUSG00000004568
Gene Name Rho/Rac guanine nucleotide exchange factor 18
Synonyms A430078G23Rik, D030053O22Rik
MMRRC Submission 041711-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4450 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 3403415-3506601 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 3487097 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glutamic Acid to Glycine at position 272 (E272G)
Ref Sequence ENSEMBL: ENSMUSP00000004684 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000004684]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000004684
AA Change: E272G

PolyPhen 2 Score 0.968 (Sensitivity: 0.77; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000004684
Gene: ENSMUSG00000004568
AA Change: E272G

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: ENSMUST00000156085
Meta Mutation Damage Score 0.3260 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.2%
  • 20x: 95.0%
Validation Efficiency 98% (43/44)
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: 42 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
3930402G23Rik T A 8: 10,976,129 (GRCm39) noncoding transcript Het
Acsl6 A G 11: 54,219,229 (GRCm39) D278G probably damaging Het
Adamdec1 C T 14: 68,810,568 (GRCm39) R196Q probably benign Het
Akap13 T A 7: 75,392,508 (GRCm39) F2450L probably damaging Het
Alg11 C A 8: 22,558,095 (GRCm39) A469E probably benign Het
Angel1 A T 12: 86,768,698 (GRCm39) Y262N probably damaging Het
Bpifb6 A G 2: 153,748,688 (GRCm39) E228G possibly damaging Het
Brca2 T G 5: 150,459,518 (GRCm39) D264E probably damaging Het
Cdca4 T C 12: 112,785,278 (GRCm39) N150S probably benign Het
Cep162 T C 9: 87,107,861 (GRCm39) S510G probably damaging Het
Cldn12 T C 5: 5,558,398 (GRCm39) T10A probably damaging Het
Clip2 C T 5: 134,531,807 (GRCm39) G631D possibly damaging Het
Col19a1 T A 1: 24,361,116 (GRCm39) T625S probably damaging Het
Col6a5 C T 9: 105,781,720 (GRCm39) G1635D unknown Het
Dcp1b A G 6: 119,183,437 (GRCm39) T175A probably benign Het
Eln C T 5: 134,754,635 (GRCm39) probably benign Het
Galnt2 A G 8: 125,022,116 (GRCm39) D14G probably benign Het
Gm9894 T A 13: 67,913,199 (GRCm39) noncoding transcript Het
Herc2 T C 7: 55,877,640 (GRCm39) L4569P probably damaging Het
Iqcm T C 8: 76,356,394 (GRCm39) S176P probably damaging Het
Klhl42 G A 6: 146,993,169 (GRCm39) G47D probably benign Het
Lmo2 T C 2: 103,811,407 (GRCm39) Y147H probably damaging Het
Lzts2 A T 19: 45,012,032 (GRCm39) K154* probably null Het
Map4k3 C T 17: 80,911,411 (GRCm39) probably null Het
Mlc1 A G 15: 88,847,693 (GRCm39) F285S probably benign Het
Myo5a T A 9: 75,074,458 (GRCm39) M789K probably benign Het
Nbeal1 T A 1: 60,306,933 (GRCm39) S319T probably damaging Het
Nsun4 A T 4: 115,908,453 (GRCm39) Y702* probably null Het
Or8b52 A T 9: 38,577,050 (GRCm39) V30E probably benign Het
Or8g34 G A 9: 39,373,328 (GRCm39) M200I probably benign Het
Osbpl5 T A 7: 143,248,643 (GRCm39) T640S probably benign Het
Plaat1 C T 16: 29,046,976 (GRCm39) T165M possibly damaging Het
Rangrf A T 11: 68,866,010 (GRCm39) probably benign Het
Rnpc3 T C 3: 113,404,786 (GRCm39) probably benign Het
Ros1 C T 10: 51,954,038 (GRCm39) G1867D probably damaging Het
Slc11a1 C A 1: 74,424,694 (GRCm39) probably benign Het
Slc15a4 A G 5: 127,681,600 (GRCm39) probably null Het
Speer3 C G 5: 13,846,394 (GRCm39) A238G possibly damaging Het
Syt6 A G 3: 103,492,961 (GRCm39) H156R probably benign Het
Tln2 C T 9: 67,251,347 (GRCm39) probably null Het
Trim58 T C 11: 58,542,191 (GRCm39) W384R probably benign Het
Wwc2 A G 8: 48,321,702 (GRCm39) Y471H unknown 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
R4236:Arhgef18 UTSW 8 3,500,317 (GRCm39) missense possibly damaging 0.80
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'- GGACTCTGGGTTCAAACACAAATAC -3'
(R):5'- TGACCTGGGATCTGCCTTTG -3'

Sequencing Primer
(F):5'- AGGCTTTAATCACAGCTCGG -3'
(R):5'- TGGGATCTGCCTTTGCCCAG -3'
Posted On 2016-04-22