Incidental Mutation 'R1896:Prex1'
ID 211962
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 039916-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.188) question?
Stock # R1896 (G1)
Quality Score 131
Status Not validated
Chromosome 2
Chromosomal Location 166408265-166555752 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to A at 166428574 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Isoleucine to Phenylalanine at position 716 (I716F)
Ref Sequence ENSEMBL: ENSMUSP00000096679 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000036719] [ENSMUST00000099080] [ENSMUST00000109246]
AlphaFold Q69ZK0
Predicted Effect probably benign
Transcript: ENSMUST00000036719
AA Change: I886F

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000037180
Gene: ENSMUSG00000039621
AA Change: I886F

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 probably benign
Transcript: ENSMUST00000099080
AA Change: I716F

PolyPhen 2 Score 0.013 (Sensitivity: 0.96; Specificity: 0.78)
SMART Domains Protein: ENSMUSP00000096679
Gene: ENSMUSG00000039621
AA Change: I716F

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
Predicted Effect probably benign
Transcript: ENSMUST00000109246
SMART Domains Protein: ENSMUSP00000104869
Gene: ENSMUSG00000039621

DomainStartEndE-ValueType
low complexity region 357 367 N/A INTRINSIC
Coding Region Coverage
  • 1x: 97.3%
  • 3x: 96.7%
  • 10x: 94.9%
  • 20x: 91.4%
Validation Efficiency
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: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abo C A 2: 26,733,609 (GRCm39) D199Y probably damaging Het
Acvr1c A C 2: 58,170,306 (GRCm39) V277G probably damaging Het
Adam23 G A 1: 63,584,731 (GRCm39) A380T probably benign Het
Art2b A G 7: 101,229,236 (GRCm39) V221A probably benign Het
Bcam A G 7: 19,500,640 (GRCm39) S153P probably damaging Het
Bltp1 C T 3: 36,962,380 (GRCm39) Q494* probably null Het
C1qtnf1 G T 11: 118,334,583 (GRCm39) G21V probably damaging Het
Car13 T C 3: 14,710,235 (GRCm39) I59T probably benign Het
Cep97 T C 16: 55,748,107 (GRCm39) N108D probably damaging Het
Cog3 T A 14: 75,979,784 (GRCm39) E182D probably benign Het
Efcab3 A G 11: 104,611,514 (GRCm39) K452R probably benign Het
Endou A G 15: 97,610,873 (GRCm39) Y404H probably damaging Het
F12 T C 13: 55,568,540 (GRCm39) Y373C probably damaging Het
Fam221b T C 4: 43,660,375 (GRCm39) T405A probably damaging Het
Fetub A G 16: 22,751,045 (GRCm39) R131G probably damaging Het
Foxp2 A T 6: 15,379,767 (GRCm39) probably benign Het
Ggt5 T C 10: 75,440,560 (GRCm39) V227A probably damaging Het
Gipr A G 7: 18,897,996 (GRCm39) S79P probably benign Het
Gphn A G 12: 78,459,128 (GRCm39) D72G possibly damaging Het
Gzmk A G 13: 113,309,427 (GRCm39) S208P probably damaging Het
Itpkc T C 7: 26,907,805 (GRCm39) D633G probably damaging Het
Jarid2 T C 13: 45,038,358 (GRCm39) probably null Het
Kif21b C A 1: 136,075,583 (GRCm39) R237S possibly damaging Het
Lama1 G A 17: 68,098,218 (GRCm39) R1805H probably benign Het
Lpin3 C T 2: 160,747,218 (GRCm39) P815S probably damaging Het
Lrp1 T A 10: 127,395,867 (GRCm39) I2468F possibly damaging Het
Nav1 T C 1: 135,388,475 (GRCm39) N1118S probably benign Het
Ncoa3 T A 2: 165,890,384 (GRCm39) I90N probably benign Het
Notch3 T C 17: 32,362,402 (GRCm39) T1408A probably benign Het
Nwd2 A G 5: 63,962,753 (GRCm39) D779G probably benign Het
Obox6 A T 7: 15,568,770 (GRCm39) H35Q possibly damaging Het
Pkd1l3 C A 8: 110,350,831 (GRCm39) P559T possibly damaging Het
Pou2af2 A G 9: 51,203,098 (GRCm39) S19P probably damaging Het
Pramel23 C G 4: 143,424,714 (GRCm39) G243A probably benign Het
Psap C T 10: 60,130,826 (GRCm39) Q219* probably null Het
Rab5if C T 2: 156,707,252 (GRCm39) P64S probably damaging Het
Shisa5 T A 9: 108,885,108 (GRCm39) I126N probably damaging Het
Slc11a1 T C 1: 74,414,931 (GRCm39) L21P probably benign Het
Slc4a4 A G 5: 89,194,167 (GRCm39) T172A probably damaging Het
Sned1 C T 1: 93,192,769 (GRCm39) P352L probably benign Het
Sox4 T C 13: 29,136,127 (GRCm39) Y293C probably damaging Het
Srgap3 T A 6: 112,715,958 (GRCm39) H654L probably benign Het
Stra6 A T 9: 58,059,166 (GRCm39) M510L probably benign Het
Syna C A 5: 134,588,006 (GRCm39) M314I probably benign Het
Taf5l A G 8: 124,730,152 (GRCm39) L144P probably damaging Het
Tll2 A G 19: 41,101,498 (GRCm39) F379L probably benign Het
Traf3ip3 A G 1: 192,858,042 (GRCm39) V492A probably benign Het
Uba2 A G 7: 33,850,455 (GRCm39) F364S probably damaging Het
Unc50 T A 1: 37,476,323 (GRCm39) L161Q probably damaging Het
Ush2a T C 1: 188,282,206 (GRCm39) V1907A probably benign Het
Uso1 A T 5: 92,348,992 (GRCm39) probably null Het
Utf1 C A 7: 139,524,213 (GRCm39) L143I probably damaging Het
Vmn1r158 C T 7: 22,490,143 (GRCm39) C22Y probably damaging Het
Vmn1r36 T A 6: 66,693,756 (GRCm39) M40L probably benign Het
Vmn2r43 A G 7: 8,258,055 (GRCm39) V386A possibly damaging Het
Vps9d1 C A 8: 123,973,778 (GRCm39) R335L probably damaging Het
Zbtb26 A G 2: 37,326,347 (GRCm39) S230P possibly damaging Het
Zfp74 A T 7: 29,634,569 (GRCm39) C380S probably damaging Het
Zfyve1 A C 12: 83,602,388 (GRCm39) V469G probably damaging 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
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
R8193:Prex1 UTSW 2 166,435,780 (GRCm39) missense possibly damaging 0.60
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'- AACTTAGCTGAGACGCTGTAAG -3'
(R):5'- CTTACCCCAGTGCTCATCAG -3'

Sequencing Primer
(F):5'- TTAGCTGAGACGCTGTAAGCAGAG -3'
(R):5'- TCATCAGCAGCAGGACCAGG -3'
Posted On 2014-06-30