Incidental Mutation 'R4670:Arhgef18'
ID 348366
Institutional Source Beutler Lab
Gene Symbol Arhgef18
Ensembl Gene ENSMUSG00000004568
Gene Name Rho/Rac guanine nucleotide exchange factor 18
Synonyms A430078G23Rik, D030053O22Rik
MMRRC Submission 041926-MU
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R4670 (G1)
Quality Score 225
Status Validated
Chromosome 8
Chromosomal Location 3403415-3506601 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 3484897 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Methionine to Lysine at position 200 (M200K)
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: M200K

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000004684
Gene: ENSMUSG00000004568
AA Change: M200K

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 0.9371 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.1%
  • 20x: 94.8%
Validation Efficiency 97% (69/71)
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: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsm5 T A 7: 119,130,983 (GRCm39) probably null Het
Alb T A 5: 90,610,665 (GRCm39) S82T probably benign Het
Arf4 A G 14: 26,374,248 (GRCm39) probably benign Het
Arhgap22 T C 14: 33,084,500 (GRCm39) C260R probably damaging Het
Arhgap32 A G 9: 32,081,441 (GRCm39) E153G probably benign Het
Atp1a4 T A 1: 172,062,567 (GRCm39) N647Y probably benign Het
Atp5f1c A T 2: 10,064,428 (GRCm39) L226Q probably damaging Het
Bcas1 T C 2: 170,226,245 (GRCm39) K310R probably damaging Het
Cadm3 T A 1: 173,174,013 (GRCm39) T67S probably damaging Het
Cartpt C T 13: 100,036,588 (GRCm39) probably null Het
Cenpj A T 14: 56,790,840 (GRCm39) V403E possibly damaging Het
Chst7 C A X: 19,927,110 (GRCm39) R386S probably damaging Het
Cyp4f37 A T 17: 32,844,126 (GRCm39) M77L probably benign Het
Dnah7b A T 1: 46,117,684 (GRCm39) D50V probably damaging Het
Galnt4 A G 10: 98,945,160 (GRCm39) D295G possibly damaging Het
Gin1 C T 1: 97,712,565 (GRCm39) P154S probably damaging Het
Gm6471 G A 7: 142,385,360 (GRCm39) noncoding transcript Het
Gm6818 T A 7: 38,101,981 (GRCm39) noncoding transcript Het
Gm9271 T A 7: 39,013,734 (GRCm39) noncoding transcript Het
Gpam A G 19: 55,084,551 (GRCm39) probably null Het
Gpr183 T C 14: 122,192,149 (GRCm39) D124G probably damaging Het
Ift140 C A 17: 25,317,935 (GRCm39) probably benign Het
Itih5 A C 2: 10,195,180 (GRCm39) I191L probably benign Het
Jcad A G 18: 4,674,175 (GRCm39) T646A probably benign Het
Kank1 T C 19: 25,387,944 (GRCm39) M511T probably benign Het
Krt74 A T 15: 101,667,304 (GRCm39) noncoding transcript Het
Lrrc37a A G 11: 103,395,363 (GRCm39) S21P probably benign Het
Lrrc8c G A 5: 105,756,240 (GRCm39) V672I probably benign Het
Lypd4 T C 7: 24,566,151 (GRCm39) R58G probably benign Het
Magi1 A T 6: 93,663,624 (GRCm39) probably null Het
Mefv T A 16: 3,526,071 (GRCm39) L745F possibly damaging Het
Myh13 A T 11: 67,255,564 (GRCm39) K1645* probably null Het
Naip6 A G 13: 100,431,239 (GRCm39) probably null Het
Nlrp1c-ps T C 11: 71,171,382 (GRCm39) noncoding transcript Het
Nsmce3 A T 7: 64,522,530 (GRCm39) L46Q probably benign Het
Or51aa2 A G 7: 103,188,393 (GRCm39) V16A possibly damaging Het
Or6k6 T A 1: 173,945,427 (GRCm39) M52L probably benign Het
Or8k37 T C 2: 86,469,512 (GRCm39) D180G possibly damaging Het
P2ry12 T C 3: 59,125,325 (GRCm39) probably null Het
Pcx T A 19: 4,669,916 (GRCm39) V861E probably damaging Het
Pkp3 C T 7: 140,662,612 (GRCm39) P75S probably benign Het
Plscr4 T C 9: 92,364,920 (GRCm39) probably null Het
Pole A G 5: 110,454,253 (GRCm39) T923A probably benign Het
Ptgir A G 7: 16,640,794 (GRCm39) M29V possibly damaging Het
Rhot2 A C 17: 26,060,305 (GRCm39) probably benign Het
Rsrp1 A G 4: 134,651,488 (GRCm39) Y84C unknown Het
Sbf2 T C 7: 109,934,606 (GRCm39) K1348E probably damaging Het
Sgip1 A T 4: 102,726,951 (GRCm39) N53Y probably damaging Het
Snapc2 A G 8: 4,304,998 (GRCm39) T127A possibly damaging Het
Snx8 A G 5: 140,341,713 (GRCm39) probably null Het
Spag8 A G 4: 43,653,378 (GRCm39) probably benign Het
Srebf2 T C 15: 82,076,503 (GRCm39) F718L probably damaging Het
Szt2 C G 4: 118,233,026 (GRCm39) probably benign Het
Traf3ip2 C T 10: 39,515,256 (GRCm39) P345S possibly damaging Het
Tubgcp4 T A 2: 121,004,146 (GRCm39) Y62* probably null Het
Usp29 T A 7: 6,965,914 (GRCm39) S586T possibly damaging Het
Vasp T C 7: 18,998,350 (GRCm39) N108S probably benign Het
Vmn1r214 A G 13: 23,219,141 (GRCm39) M212V probably benign Het
Wipi2 G C 5: 142,645,345 (GRCm39) A194P probably benign Het
Zbtb4 T A 11: 69,667,355 (GRCm39) I220N probably damaging Het
Zcchc2 A T 1: 105,917,996 (GRCm39) probably benign Het
Zfp729a T A 13: 67,769,534 (GRCm39) K232* probably null Het
Zfp995 A T 17: 22,106,320 (GRCm39) M1K 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
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
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'- TTAGGCCACCTGACTGTGTG -3'
(R):5'- TGTGTATCTGCACAACCTCC -3'

Sequencing Primer
(F):5'- CTGGAACTCACTTTGTAGACCAGG -3'
(R):5'- GTATCTGCACAACCTCCTCCCAG -3'
Posted On 2015-10-08