Incidental Mutation 'R9714:Crb2'
ID 730340
Institutional Source Beutler Lab
Gene Symbol Crb2
Ensembl Gene ENSMUSG00000035403
Gene Name crumbs family member 2
Synonyms
MMRRC Submission
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R9714 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 37666261-37689115 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 37681215 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Glycine to Aspartic acid at position 686 (G686D)
Ref Sequence ENSEMBL: ENSMUSP00000058007 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000050372]
AlphaFold Q80YA8
Predicted Effect probably damaging
Transcript: ENSMUST00000050372
AA Change: G686D

PolyPhen 2 Score 0.979 (Sensitivity: 0.75; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000058007
Gene: ENSMUSG00000035403
AA Change: G686D

DomainStartEndE-ValueType
EGF 74 110 1.92e-7 SMART
EGF_CA 112 148 1.69e-12 SMART
EGF_CA 150 186 3.99e-14 SMART
EGF_CA 188 225 8.9e-12 SMART
EGF_CA 227 263 3.79e-6 SMART
EGF 268 322 1.32e-5 SMART
EGF_CA 324 360 5.96e-13 SMART
EGF_CA 362 398 2.54e-7 SMART
EGF 403 440 2.45e0 SMART
low complexity region 446 457 N/A INTRINSIC
LamG 461 592 1.18e-6 SMART
EGF 612 645 4.59e-5 SMART
LamG 671 778 4.45e-2 SMART
EGF 813 846 5.2e-4 SMART
LamG 893 1019 1.68e-1 SMART
EGF 1056 1089 9.55e-3 SMART
EGF 1094 1127 9.85e-5 SMART
EGF 1134 1168 1.91e1 SMART
EGF 1173 1206 3.73e-5 SMART
transmembrane domain 1222 1244 N/A INTRINSIC
Predicted Effect
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 100.0%
  • 10x: 99.8%
  • 20x: 99.3%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a member of a family of proteins that are components of the Crumbs cell polarity complex. In mammals, members of this family are thought to play a role in many cellular processes in early embryonic development. A similar protein in Drosophila determines apicobasal polarity in embryonic epithelial cells. Mutations in this gene are associated with focal segmental glomerulosclerosis 9, and with ventriculomegaly with cystic kidney disease. [provided by RefSeq, Aug 2016]
PHENOTYPE: Homozygous inactivation of this gene causes severe gastrulation defects, impaired somitogenesis and organogenesis. and complete embryonic death by E12.5. Several organ primordia, including neuroepithelium, gut, and heart, fail to form properly. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 31 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca16 A C 7: 120,030,383 (GRCm39) D165A probably benign Het
Abca3 T A 17: 24,595,702 (GRCm39) C352S probably benign Het
AC157566.4 T C 15: 76,418,354 (GRCm39) T52A probably benign Het
Cd19 T C 7: 126,010,230 (GRCm39) I381V probably benign Het
Col17a1 C T 19: 47,636,634 (GRCm39) V1374I unknown Het
Dok1 A G 6: 83,008,275 (GRCm39) V469A probably benign Het
Glg1 A G 8: 111,924,301 (GRCm39) L229S probably damaging Het
Hsd3b6 A G 3: 98,713,645 (GRCm39) F218S probably benign Het
Kif1c T C 11: 70,615,660 (GRCm39) V588A probably benign Het
Krt79 T G 15: 101,839,196 (GRCm39) E424D probably benign Het
Med13l T A 5: 118,866,438 (GRCm39) D497E probably benign Het
Mms19 A G 19: 41,935,410 (GRCm39) F869L possibly damaging Het
Myo19 A G 11: 84,773,542 (GRCm39) M1V probably null Het
Notum T C 11: 120,551,019 (GRCm39) E49G probably benign Het
Nup153 G A 13: 46,866,435 (GRCm39) T203I possibly damaging Het
Parvb G T 15: 84,167,041 (GRCm39) G119C probably damaging Het
Pcdh10 G A 3: 45,336,010 (GRCm39) A775T probably damaging Het
Pla2g4f C T 2: 120,142,900 (GRCm39) R70Q probably benign Het
Plxna1 A T 6: 89,296,440 (GRCm39) L1868Q probably damaging Het
Pmm2 T C 16: 8,473,506 (GRCm39) L240P probably damaging Het
Ptprc T A 1: 138,008,687 (GRCm39) T667S probably damaging Het
Rsad1 A G 11: 94,435,298 (GRCm39) V263A probably benign Het
Sardh C T 2: 27,079,641 (GRCm39) V884M possibly damaging Het
Slc35a5 T C 16: 44,964,426 (GRCm39) E269G probably damaging Het
Slc35f3 CTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTC CTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTCTC 8: 127,115,781 (GRCm39) probably benign Het
Styk1 CTCTTCATGATTTTCTT CTCTT 6: 131,278,612 (GRCm39) probably benign Het
Taf11 T C 17: 28,122,136 (GRCm39) E116G probably damaging Het
Tbc1d10a G T 11: 4,163,683 (GRCm39) A312S probably damaging Het
Tiam1 T A 16: 89,694,647 (GRCm39) H270L probably benign Het
Vmn2r31 T A 7: 7,387,367 (GRCm39) I735F probably damaging Het
Vwf G A 6: 125,601,536 (GRCm39) R826Q Het
Other mutations in Crb2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00785:Crb2 APN 2 37,682,076 (GRCm39) missense probably damaging 1.00
IGL01357:Crb2 APN 2 37,685,523 (GRCm39) unclassified probably benign
IGL01363:Crb2 APN 2 37,683,845 (GRCm39) missense probably benign 0.01
IGL02006:Crb2 APN 2 37,676,475 (GRCm39) missense probably damaging 1.00
IGL02380:Crb2 APN 2 37,673,447 (GRCm39) missense probably damaging 0.96
IGL02455:Crb2 APN 2 37,684,576 (GRCm39) missense possibly damaging 0.74
IGL03107:Crb2 APN 2 37,681,428 (GRCm39) missense probably benign 0.10
R1350:Crb2 UTSW 2 37,682,081 (GRCm39) missense probably damaging 1.00
R1353:Crb2 UTSW 2 37,677,293 (GRCm39) missense probably damaging 1.00
R1466:Crb2 UTSW 2 37,673,400 (GRCm39) missense probably damaging 1.00
R1466:Crb2 UTSW 2 37,673,400 (GRCm39) missense probably damaging 1.00
R1509:Crb2 UTSW 2 37,676,631 (GRCm39) missense probably benign 0.01
R1734:Crb2 UTSW 2 37,683,668 (GRCm39) missense probably damaging 1.00
R2006:Crb2 UTSW 2 37,673,446 (GRCm39) missense probably damaging 0.99
R2918:Crb2 UTSW 2 37,673,395 (GRCm39) missense probably benign 0.01
R3431:Crb2 UTSW 2 37,682,229 (GRCm39) missense probably benign 0.24
R3975:Crb2 UTSW 2 37,683,680 (GRCm39) missense possibly damaging 0.74
R4074:Crb2 UTSW 2 37,676,855 (GRCm39) missense probably damaging 1.00
R4518:Crb2 UTSW 2 37,680,401 (GRCm39) missense probably damaging 1.00
R4521:Crb2 UTSW 2 37,685,349 (GRCm39) unclassified probably benign
R4801:Crb2 UTSW 2 37,683,768 (GRCm39) missense probably benign 0.09
R4802:Crb2 UTSW 2 37,683,768 (GRCm39) missense probably benign 0.09
R4913:Crb2 UTSW 2 37,680,257 (GRCm39) missense probably benign
R4930:Crb2 UTSW 2 37,673,326 (GRCm39) missense probably damaging 1.00
R4947:Crb2 UTSW 2 37,685,343 (GRCm39) unclassified probably benign
R4959:Crb2 UTSW 2 37,680,482 (GRCm39) missense probably damaging 0.99
R5215:Crb2 UTSW 2 37,683,765 (GRCm39) missense probably benign 0.23
R5268:Crb2 UTSW 2 37,680,833 (GRCm39) missense probably damaging 1.00
R5446:Crb2 UTSW 2 37,685,461 (GRCm39) missense probably benign 0.16
R5739:Crb2 UTSW 2 37,683,666 (GRCm39) missense probably damaging 0.99
R5875:Crb2 UTSW 2 37,677,266 (GRCm39) splice site probably null
R6179:Crb2 UTSW 2 37,680,269 (GRCm39) missense probably damaging 1.00
R6450:Crb2 UTSW 2 37,683,838 (GRCm39) missense possibly damaging 0.91
R6569:Crb2 UTSW 2 37,682,163 (GRCm39) missense probably damaging 0.99
R6828:Crb2 UTSW 2 37,666,421 (GRCm39) small deletion probably benign
R7040:Crb2 UTSW 2 37,677,696 (GRCm39) missense probably benign 0.32
R7153:Crb2 UTSW 2 37,677,420 (GRCm39) missense probably benign 0.00
R7362:Crb2 UTSW 2 37,680,211 (GRCm39) missense probably benign 0.00
R7515:Crb2 UTSW 2 37,673,412 (GRCm39) missense probably damaging 1.00
R7519:Crb2 UTSW 2 37,683,332 (GRCm39) missense probably damaging 1.00
R7583:Crb2 UTSW 2 37,680,607 (GRCm39) missense probably benign 0.00
R7819:Crb2 UTSW 2 37,681,603 (GRCm39) missense probably benign 0.00
R8016:Crb2 UTSW 2 37,676,568 (GRCm39) missense possibly damaging 0.50
R8049:Crb2 UTSW 2 37,683,252 (GRCm39) missense probably benign 0.02
R8090:Crb2 UTSW 2 37,685,503 (GRCm39) missense probably damaging 1.00
R8907:Crb2 UTSW 2 37,685,395 (GRCm39) missense probably benign 0.00
R9010:Crb2 UTSW 2 37,680,698 (GRCm39) missense probably benign 0.01
R9291:Crb2 UTSW 2 37,682,213 (GRCm39) missense probably damaging 0.99
R9448:Crb2 UTSW 2 37,677,773 (GRCm39) missense probably benign 0.01
R9706:Crb2 UTSW 2 37,681,215 (GRCm39) missense probably damaging 0.98
X0025:Crb2 UTSW 2 37,682,221 (GRCm39) missense probably damaging 1.00
Z1176:Crb2 UTSW 2 37,666,383 (GRCm39) missense probably benign
Z1177:Crb2 UTSW 2 37,680,836 (GRCm39) missense possibly damaging 0.71
Z1177:Crb2 UTSW 2 37,677,377 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- AGGTAGCGTAAATGCTGGGC -3'
(R):5'- TGTCATCAGGGTAGAACCTCC -3'

Sequencing Primer
(F):5'- TAAATGCTGGGCCCCTAAGC -3'
(R):5'- CCACATACAGCCGCTGG -3'
Posted On 2022-10-06