Incidental Mutation 'R8193:Prex1'
ID 635273
Institutional Source Beutler Lab
Gene Symbol Prex1
Ensembl Gene ENSMUSG00000039621
Gene Name phosphatidylinositol-3,4,5-trisphosphate-dependent Rac exchange factor 1
Synonyms P-REX1
MMRRC Submission 067616-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.188) question?
Stock # R8193 (G1)
Quality Score 225.009
Status Validated
Chromosome 2
Chromosomal Location 166408265-166555752 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) C to A at 166435780 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Leucine at position 589 (R589L)
Ref Sequence ENSEMBL: ENSMUSP00000037180 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000036719] [ENSMUST00000099080]
AlphaFold Q69ZK0
Predicted Effect possibly damaging
Transcript: ENSMUST00000036719
AA Change: R589L

PolyPhen 2 Score 0.596 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000037180
Gene: ENSMUSG00000039621
AA Change: R589L

DomainStartEndE-ValueType
low complexity region 3 27 N/A INTRINSIC
RhoGEF 48 234 3.16e-52 SMART
PH 267 389 1.02e-10 SMART
DEP 418 491 6.86e-27 SMART
DEP 519 592 3.06e-24 SMART
PDZ 628 701 4.55e-1 SMART
PDZ 712 783 5.66e-1 SMART
low complexity region 800 811 N/A INTRINSIC
low complexity region 814 825 N/A INTRINSIC
low complexity region 1109 1127 N/A INTRINSIC
low complexity region 1545 1555 N/A INTRINSIC
Predicted Effect possibly damaging
Transcript: ENSMUST00000099080
AA Change: R419L

PolyPhen 2 Score 0.596 (Sensitivity: 0.87; Specificity: 0.91)
SMART Domains Protein: ENSMUSP00000096679
Gene: ENSMUSG00000039621
AA Change: R419L

DomainStartEndE-ValueType
Pfam:RhoGEF 5 64 3.8e-18 PFAM
PH 97 219 1.02e-10 SMART
DEP 248 321 6.86e-27 SMART
DEP 349 422 3.06e-24 SMART
PDZ 458 531 4.55e-1 SMART
PDZ 542 613 5.66e-1 SMART
low complexity region 630 641 N/A INTRINSIC
low complexity region 644 655 N/A INTRINSIC
low complexity region 939 957 N/A INTRINSIC
low complexity region 1375 1385 N/A INTRINSIC
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.5%
  • 20x: 98.4%
Validation Efficiency 98% (62/63)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene acts as a guanine nucleotide exchange factor for the RHO family of small GTP-binding proteins (RACs). It has been shown to bind to and activate RAC1 by exchanging bound GDP for free GTP. The encoded protein, which is found mainly in the cytoplasm, is activated by phosphatidylinositol-3,4,5-trisphosphate and the beta-gamma subunits of heterotrimeric G proteins. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a null allele have impaired neutrophil migration and autism-like social behavior with defective AMPA-mediated LTD. Mice with other alleles exhibit reduced weight, smaller livers and increased peripheral neutrophil numbers. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 63 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700006A11Rik A T 3: 124,213,517 (GRCm39) V48E possibly damaging Het
4930522H14Rik A G 4: 109,381,529 (GRCm39) L83S probably benign Het
Abhd18 C A 3: 40,884,660 (GRCm39) T233K probably benign Het
Adam26a A T 8: 44,022,273 (GRCm39) C406S probably damaging Het
Anp32e G A 3: 95,836,710 (GRCm39) probably benign Het
Cd33 C T 7: 43,181,696 (GRCm39) A155T possibly damaging Het
Cdc25c A T 18: 34,882,675 (GRCm39) probably null Het
Cep350 A G 1: 155,737,825 (GRCm39) S2673P probably benign Het
Chodl T C 16: 78,738,412 (GRCm39) S127P probably damaging Het
Clstn2 A G 9: 97,465,683 (GRCm39) S103P probably damaging Het
Crocc2 T A 1: 93,117,888 (GRCm39) probably null Het
Cyp24a1 A G 2: 170,327,622 (GRCm39) L507P probably damaging Het
Dcbld2 T A 16: 58,284,373 (GRCm39) probably null Het
Dnah14 T C 1: 181,515,770 (GRCm39) Y1991H probably damaging Het
Dnajb8 C T 6: 88,199,940 (GRCm39) R159C possibly damaging Het
Edrf1 C T 7: 133,263,606 (GRCm39) T971I possibly damaging Het
Ermap A G 4: 119,041,140 (GRCm39) I290T possibly damaging Het
Eva1a A T 6: 82,068,921 (GRCm39) S83C probably benign Het
Fcgbp A T 7: 27,804,276 (GRCm39) N1795Y probably damaging Het
Foxg1 A G 12: 49,432,377 (GRCm39) H370R possibly damaging Het
Gabra1 A G 11: 42,037,968 (GRCm39) Y217H probably damaging Het
Gm3086 A G 12: 70,016,264 (GRCm39) N62S noncoding transcript Het
Hmcn1 A T 1: 150,453,228 (GRCm39) Y5362* probably null Het
Igkv5-37 C A 6: 69,940,796 (GRCm39) probably benign Het
Ints3 A G 3: 90,307,929 (GRCm39) V647A possibly damaging Het
Itga1 A G 13: 115,104,991 (GRCm39) probably null Het
Limk2 T C 11: 3,297,691 (GRCm39) K481E possibly damaging Het
Lonp2 G T 8: 87,358,091 (GRCm39) G104V probably damaging Het
Lpar5 T C 6: 125,058,302 (GRCm39) S8P probably benign Het
Map2k7 T C 8: 4,294,059 (GRCm39) F202L probably benign Het
Mark1 T G 1: 184,660,249 (GRCm39) M136L probably damaging Het
Myo15b T C 11: 115,775,973 (GRCm39) S590P probably damaging Het
Nbas T C 12: 13,483,010 (GRCm39) V1429A probably damaging Het
Nbeal1 T A 1: 60,292,640 (GRCm39) Y1097* probably null Het
Ncf4 T C 15: 78,146,466 (GRCm39) S299P probably damaging Het
Nfkbiz T C 16: 55,642,214 (GRCm39) D68G probably damaging Het
Nomo1 T C 7: 45,692,037 (GRCm39) S154P possibly damaging Het
Nrp1 G T 8: 129,187,187 (GRCm39) W411L probably damaging Het
Or10d1b T C 9: 39,613,498 (GRCm39) D189G possibly damaging Het
Or4c105 T A 2: 88,647,803 (GRCm39) M96K probably damaging Het
Or5t18 T G 2: 86,637,209 (GRCm39) I45L noncoding transcript Het
Or8g2b T C 9: 39,750,757 (GRCm39) I9T probably benign Het
Or9g4b T C 2: 85,616,305 (GRCm39) V150A probably benign Het
Pcsk5 A G 19: 17,563,415 (GRCm39) V574A possibly damaging Het
Prl7d1 A G 13: 27,893,230 (GRCm39) V227A Het
Prpf40b T A 15: 99,201,949 (GRCm39) F16I unknown Het
Rasa2 G A 9: 96,484,791 (GRCm39) P141L probably damaging Het
Rtl1 A G 12: 109,558,650 (GRCm39) V1063A probably benign Het
Sema4d A T 13: 51,859,192 (GRCm39) C512* probably null Het
Slc19a2 A G 1: 164,084,794 (GRCm39) N228S probably benign Het
Tcf4 A T 18: 69,633,994 (GRCm39) probably benign Het
Tnks2 T C 19: 36,832,353 (GRCm39) V264A possibly damaging Het
Ugt2b35 T A 5: 87,149,302 (GRCm39) S184R probably damaging Het
Usp53 T C 3: 122,741,012 (GRCm39) E746G probably benign Het
Utp18 T C 11: 93,766,903 (GRCm39) D268G probably damaging Het
Vmn1r172 T A 7: 23,359,752 (GRCm39) Y212* probably null Het
Vmn2r100 T A 17: 19,725,102 (GRCm39) C10* probably null Het
Vmn2r113 G T 17: 23,164,501 (GRCm39) V135F probably benign Het
Vps54 T C 11: 21,242,045 (GRCm39) F387L probably benign Het
Xab2 A C 8: 3,663,389 (GRCm39) D450E probably benign Het
Zfp408 G T 2: 91,475,361 (GRCm39) R598S probably benign Het
Zfp788 T A 7: 41,298,038 (GRCm39) C225S probably benign Het
Zfp944 T A 17: 22,558,861 (GRCm39) K129* probably null Het
Other mutations in Prex1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00161:Prex1 APN 2 166,480,321 (GRCm39) missense probably damaging 1.00
IGL00309:Prex1 APN 2 166,451,743 (GRCm39) missense probably damaging 0.99
IGL00953:Prex1 APN 2 166,480,329 (GRCm39) missense probably damaging 1.00
IGL00961:Prex1 APN 2 166,427,656 (GRCm39) missense probably damaging 0.98
IGL01300:Prex1 APN 2 166,480,327 (GRCm39) missense possibly damaging 0.46
IGL01318:Prex1 APN 2 166,411,260 (GRCm39) splice site probably benign
IGL01753:Prex1 APN 2 166,444,802 (GRCm39) missense probably benign 0.11
IGL01819:Prex1 APN 2 166,463,165 (GRCm39) missense probably damaging 1.00
IGL02058:Prex1 APN 2 166,427,103 (GRCm39) missense probably benign 0.00
IGL02251:Prex1 APN 2 166,419,806 (GRCm39) missense probably damaging 0.99
IGL02326:Prex1 APN 2 166,463,105 (GRCm39) missense probably benign 0.35
IGL02366:Prex1 APN 2 166,422,347 (GRCm39) missense probably damaging 1.00
IGL02414:Prex1 APN 2 166,451,748 (GRCm39) missense probably damaging 1.00
IGL02660:Prex1 APN 2 166,435,787 (GRCm39) missense probably damaging 0.97
IGL02666:Prex1 APN 2 166,414,909 (GRCm39) missense probably benign 0.00
IGL02874:Prex1 APN 2 166,426,967 (GRCm39) missense probably damaging 1.00
IGL02935:Prex1 APN 2 166,412,265 (GRCm39) missense probably damaging 1.00
IGL03179:Prex1 APN 2 166,427,114 (GRCm39) missense probably benign 0.31
R0207:Prex1 UTSW 2 166,427,818 (GRCm39) missense possibly damaging 0.92
R0415:Prex1 UTSW 2 166,428,619 (GRCm39) unclassified probably benign
R0420:Prex1 UTSW 2 166,431,491 (GRCm39) missense probably benign 0.13
R0449:Prex1 UTSW 2 166,411,297 (GRCm39) missense probably benign 0.16
R0458:Prex1 UTSW 2 166,427,743 (GRCm39) missense probably damaging 0.99
R0927:Prex1 UTSW 2 166,428,457 (GRCm39) missense probably benign 0.01
R1299:Prex1 UTSW 2 166,427,827 (GRCm39) missense possibly damaging 0.62
R1414:Prex1 UTSW 2 166,435,781 (GRCm39) missense probably damaging 1.00
R1440:Prex1 UTSW 2 166,422,383 (GRCm39) missense probably damaging 0.98
R1506:Prex1 UTSW 2 166,429,001 (GRCm39) missense probably damaging 1.00
R1725:Prex1 UTSW 2 166,443,656 (GRCm39) missense probably damaging 1.00
R1831:Prex1 UTSW 2 166,427,021 (GRCm39) missense probably damaging 1.00
R1883:Prex1 UTSW 2 166,425,192 (GRCm39) missense probably benign 0.20
R1896:Prex1 UTSW 2 166,428,574 (GRCm39) missense probably benign 0.01
R2022:Prex1 UTSW 2 166,417,534 (GRCm39) missense possibly damaging 0.80
R2091:Prex1 UTSW 2 166,411,285 (GRCm39) missense possibly damaging 0.95
R2258:Prex1 UTSW 2 166,429,077 (GRCm39) missense probably benign 0.00
R2263:Prex1 UTSW 2 166,430,988 (GRCm39) splice site probably benign
R2276:Prex1 UTSW 2 166,419,875 (GRCm39) missense probably benign 0.34
R2279:Prex1 UTSW 2 166,419,875 (GRCm39) missense probably benign 0.34
R2680:Prex1 UTSW 2 166,443,692 (GRCm39) missense possibly damaging 0.92
R3024:Prex1 UTSW 2 166,430,956 (GRCm39) missense probably benign 0.04
R3421:Prex1 UTSW 2 166,459,774 (GRCm39) missense probably damaging 1.00
R3614:Prex1 UTSW 2 166,451,701 (GRCm39) missense probably damaging 1.00
R4244:Prex1 UTSW 2 166,412,256 (GRCm39) missense probably damaging 1.00
R4605:Prex1 UTSW 2 166,555,464 (GRCm39) missense probably benign 0.45
R4685:Prex1 UTSW 2 166,480,252 (GRCm39) missense probably damaging 0.97
R4787:Prex1 UTSW 2 166,480,260 (GRCm39) missense probably benign 0.01
R4796:Prex1 UTSW 2 166,434,211 (GRCm39) missense probably damaging 1.00
R4825:Prex1 UTSW 2 166,427,777 (GRCm39) nonsense probably null
R4955:Prex1 UTSW 2 166,415,143 (GRCm39) missense probably damaging 0.99
R5046:Prex1 UTSW 2 166,414,883 (GRCm39) missense probably benign 0.00
R5095:Prex1 UTSW 2 166,423,841 (GRCm39) missense probably damaging 1.00
R5408:Prex1 UTSW 2 166,417,573 (GRCm39) small insertion probably benign
R5462:Prex1 UTSW 2 166,486,728 (GRCm39) missense probably benign 0.02
R5535:Prex1 UTSW 2 166,422,193 (GRCm39) missense possibly damaging 0.80
R5777:Prex1 UTSW 2 166,428,579 (GRCm39) missense probably damaging 1.00
R5813:Prex1 UTSW 2 166,425,127 (GRCm39) missense probably benign
R5860:Prex1 UTSW 2 166,486,604 (GRCm39) intron probably benign
R5984:Prex1 UTSW 2 166,427,664 (GRCm39) missense probably damaging 1.00
R6009:Prex1 UTSW 2 166,423,904 (GRCm39) missense probably damaging 1.00
R6174:Prex1 UTSW 2 166,414,883 (GRCm39) missense probably benign 0.00
R6345:Prex1 UTSW 2 166,414,880 (GRCm39) missense probably null 0.81
R6897:Prex1 UTSW 2 166,423,913 (GRCm39) missense probably damaging 0.99
R6935:Prex1 UTSW 2 166,441,575 (GRCm39) missense probably damaging 1.00
R7025:Prex1 UTSW 2 166,455,107 (GRCm39) small insertion probably benign
R7037:Prex1 UTSW 2 166,429,100 (GRCm39) missense probably benign 0.05
R7076:Prex1 UTSW 2 166,475,302 (GRCm39) missense probably damaging 0.99
R7181:Prex1 UTSW 2 166,412,291 (GRCm39) missense probably damaging 1.00
R7361:Prex1 UTSW 2 166,555,490 (GRCm39) missense probably benign 0.04
R7381:Prex1 UTSW 2 166,429,047 (GRCm39) missense probably damaging 1.00
R7721:Prex1 UTSW 2 166,419,810 (GRCm39) nonsense probably null
R7763:Prex1 UTSW 2 166,555,629 (GRCm39) missense unknown
R7809:Prex1 UTSW 2 166,415,164 (GRCm39) missense possibly damaging 0.91
R7915:Prex1 UTSW 2 166,463,112 (GRCm39) missense probably damaging 1.00
R7971:Prex1 UTSW 2 166,423,859 (GRCm39) missense probably damaging 1.00
R7998:Prex1 UTSW 2 166,428,965 (GRCm39) critical splice donor site probably null
R8029:Prex1 UTSW 2 166,417,523 (GRCm39) missense probably benign 0.01
R8352:Prex1 UTSW 2 166,431,493 (GRCm39) missense probably benign 0.05
R8452:Prex1 UTSW 2 166,431,493 (GRCm39) missense probably benign 0.05
R8927:Prex1 UTSW 2 166,426,995 (GRCm39) missense probably damaging 0.97
R8928:Prex1 UTSW 2 166,426,995 (GRCm39) missense probably damaging 0.97
R9021:Prex1 UTSW 2 166,432,429 (GRCm39) missense possibly damaging 0.47
R9070:Prex1 UTSW 2 166,427,707 (GRCm39) missense probably damaging 1.00
R9213:Prex1 UTSW 2 166,417,669 (GRCm39) missense probably damaging 0.99
R9511:Prex1 UTSW 2 166,413,481 (GRCm39) missense probably damaging 1.00
R9514:Prex1 UTSW 2 166,419,896 (GRCm39) missense possibly damaging 0.53
R9529:Prex1 UTSW 2 166,431,518 (GRCm39) missense probably damaging 1.00
X0065:Prex1 UTSW 2 166,428,545 (GRCm39) missense probably benign
Z1176:Prex1 UTSW 2 166,414,890 (GRCm39) nonsense probably null
Z1177:Prex1 UTSW 2 166,434,148 (GRCm39) missense probably damaging 0.98
Predicted Primers PCR Primer
(F):5'- TCATGCTCAGAGCTGCATG -3'
(R):5'- AACACTGGCTTGCAATTCTG -3'

Sequencing Primer
(F):5'- TCTGGCCACTGTCTGAAGCTG -3'
(R):5'- GCAATTCTGCTCCCTTACAATG -3'
Posted On 2020-07-13