Incidental Mutation 'R7178:Katnip'
ID 558774
Institutional Source Beutler Lab
Gene Symbol Katnip
Ensembl Gene ENSMUSG00000032743
Gene Name katanin interacting protein
Synonyms D430042O09Rik
MMRRC Submission 045232-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R7178 (G1)
Quality Score 225.009
Status Validated
Chromosome 7
Chromosomal Location 125307060-125473965 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 125465499 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Valine to Alanine at position 1317 (V1317A)
Ref Sequence ENSEMBL: ENSMUSP00000065744 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069660] [ENSMUST00000124223]
AlphaFold Q8C753
Predicted Effect probably benign
Transcript: ENSMUST00000069660
AA Change: V1317A

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000065744
Gene: ENSMUSG00000032743
AA Change: V1317A

DomainStartEndE-ValueType
internal_repeat_3 442 586 9.64e-5 PROSPERO
internal_repeat_2 454 607 1.91e-6 PROSPERO
low complexity region 704 718 N/A INTRINSIC
Pfam:DUF4457 909 1099 5.1e-43 PFAM
Pfam:DUF4457 1205 1524 8.4e-149 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000124223
AA Change: V1291A

PolyPhen 2 Score 0.002 (Sensitivity: 0.99; Specificity: 0.30)
SMART Domains Protein: ENSMUSP00000118668
Gene: ENSMUSG00000032743
AA Change: V1291A

DomainStartEndE-ValueType
internal_repeat_3 416 560 8.9e-5 PROSPERO
internal_repeat_2 428 581 1.74e-6 PROSPERO
low complexity region 678 692 N/A INTRINSIC
Pfam:DUF4457 882 1073 1.4e-39 PFAM
Pfam:DUF4457 1179 1498 2.2e-145 PFAM
Predicted Effect
SMART Domains Protein: ENSMUSP00000115955
Gene: ENSMUSG00000032743
AA Change: V64A

DomainStartEndE-ValueType
Pfam:DUF4457 1 143 3.6e-51 PFAM
Pfam:DUF4457 139 219 2.4e-41 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.6%
Validation Efficiency 100% (75/75)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This gene encodes a novel, evolutionarily conserved, ciliary protein. In human hTERT-RPE1 cells, the protein is found at the base of cilia, decorating the ciliary axoneme, and enriched at the ciliary tip. The protein binds to microtubules in vitro and regulates their stability when it is overexpressed. A null mutation in this gene has been associated with Joubert syndrome, a recessive disorder that is characterized by a distinctive mid-hindbrain and cerebellar malformation and is also often associated with wider ciliopathy symptoms. Consistently, in a serum-starvation ciliogenesis assay, human fibroblast cells derived from patients with the mutation display a reduced number of ciliated cells with abnormally long cilia. [provided by RefSeq, Feb 2016]
PHENOTYPE: Mice homozygous for a gene trapped allele exhibit variable obstructive hydrocephaly and enlarged lateral ventricles resulting from a blockage of cerebrospinal fluid flow in the cerebral aqueduct but show no gross defects in ventricular ependymal cilium structure or motility. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 75 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acsbg1 A G 9: 54,535,745 (GRCm39) I130T possibly damaging Het
Adam24 T A 8: 41,133,039 (GRCm39) L169* probably null Het
Als2 A T 1: 59,246,971 (GRCm39) I556N probably damaging Het
Ankrd44 A T 1: 54,688,599 (GRCm39) N212K Het
Anpep T C 7: 79,490,736 (GRCm39) D260G probably benign Het
Arhgap17 A T 7: 122,884,581 (GRCm39) probably null Het
Atad2 C T 15: 57,980,689 (GRCm39) R383Q probably damaging Het
Atp11b T A 3: 35,874,099 (GRCm39) M696K probably benign Het
Atp13a2 A G 4: 140,726,462 (GRCm39) T350A probably damaging Het
Atp8b2 T C 3: 89,850,979 (GRCm39) D29G possibly damaging Het
Baz2a C T 10: 127,960,326 (GRCm39) R1514W probably damaging Het
Cep250 T A 2: 155,815,375 (GRCm39) L631* probably null Het
Cimip2a G A 2: 25,110,252 (GRCm39) V55I probably damaging Het
Clec4a3 T C 6: 122,941,251 (GRCm39) I82T probably benign Het
Csmd3 T A 15: 47,454,170 (GRCm39) I2648F Het
Cul5 A G 9: 53,555,826 (GRCm39) F247L probably benign Het
Dnajc24 A T 2: 105,800,807 (GRCm39) M101K probably damaging Het
Dnhd1 T A 7: 105,344,200 (GRCm39) V1848E probably damaging Het
Dspp A G 5: 104,321,932 (GRCm39) T14A probably benign Het
Gm7298 T G 6: 121,762,855 (GRCm39) I1392S probably damaging Het
Gm9955 A T 18: 24,842,220 (GRCm39) S62R unknown Het
Gtsf1 T G 15: 103,328,388 (GRCm39) N130T probably benign Het
Heatr5a C A 12: 51,971,925 (GRCm39) S755I probably damaging Het
Hrc A G 7: 44,985,685 (GRCm39) T279A possibly damaging Het
Hvcn1 T C 5: 122,371,573 (GRCm39) W38R probably damaging Het
Hyal6 A G 6: 24,734,834 (GRCm39) S256G probably benign Het
Insyn2b G T 11: 34,352,359 (GRCm39) V134F probably damaging Het
Ipo13 A G 4: 117,761,081 (GRCm39) S546P possibly damaging Het
Kif24 A G 4: 41,395,085 (GRCm39) V730A probably benign Het
L3mbtl2 T C 15: 81,555,275 (GRCm39) V176A probably benign Het
Lgi1 T C 19: 38,294,733 (GRCm39) Y502H probably damaging Het
Liph T A 16: 21,795,078 (GRCm39) D178V probably damaging Het
Maea T C 5: 33,515,854 (GRCm39) V47A probably damaging Het
Mak16 A C 8: 31,656,602 (GRCm39) S42A probably benign Het
Mamdc4 T C 2: 25,458,977 (GRCm39) I269V probably benign Het
Mapk8ip3 A T 17: 25,120,728 (GRCm39) M812K probably benign Het
Muc4 T A 16: 32,752,788 (GRCm38) S889T unknown Het
Npy6r A G 18: 44,409,551 (GRCm39) N324S probably damaging Het
Ntrk3 T G 7: 78,005,895 (GRCm39) T489P possibly damaging Het
Or52a5b G A 7: 103,417,182 (GRCm39) Q141* probably null Het
Or5h19 T A 16: 58,856,296 (GRCm39) D268V probably benign Het
Or5t17 G A 2: 86,832,879 (GRCm39) V189I probably benign Het
Otof G C 5: 30,540,878 (GRCm39) T887S possibly damaging Het
Papola T C 12: 105,773,443 (GRCm39) V154A probably damaging Het
Pde4dip T C 3: 97,622,946 (GRCm39) H1421R probably benign Het
Plpp5 T C 8: 26,210,606 (GRCm39) S66P probably benign Het
Ppp6r3 T A 19: 3,568,337 (GRCm39) I154L probably benign Het
Prr18 A C 17: 8,560,741 (GRCm39) D299A possibly damaging Het
Psmb1 G A 17: 15,697,521 (GRCm39) S198F possibly damaging Het
Qars1 T C 9: 108,392,322 (GRCm39) V723A possibly damaging Het
Rab6a A T 7: 100,285,959 (GRCm39) R185* probably null Het
Scn2a C T 2: 65,579,197 (GRCm39) Q1511* probably null Het
Serpinb3d T A 1: 107,008,506 (GRCm39) I120F possibly damaging Het
Serpini2 T C 3: 75,165,455 (GRCm39) T175A probably damaging Het
Skic2 T C 17: 35,058,440 (GRCm39) T1226A probably benign Het
Slc17a6 A G 7: 51,317,259 (GRCm39) I427V possibly damaging Het
Slc2a2 C T 3: 28,773,631 (GRCm39) A312V possibly damaging Het
Snx33 C T 9: 56,833,151 (GRCm39) R306H probably damaging Het
Spcs1 G A 14: 30,722,438 (GRCm39) S127F possibly damaging Het
Speg T C 1: 75,399,027 (GRCm39) V2158A possibly damaging Het
Sptbn4 T A 7: 27,117,481 (GRCm39) I423F probably damaging Het
Synj2 T A 17: 6,076,754 (GRCm39) I930N possibly damaging Het
Tas2r140 T A 6: 133,032,623 (GRCm39) D45V probably damaging Het
Tcf3 C A 10: 80,257,433 (GRCm39) V11F unknown Het
Tead1 A T 7: 112,441,144 (GRCm39) Q91L probably benign Het
Tgm5 T A 2: 120,916,249 (GRCm39) probably benign Het
Tgoln1 C T 6: 72,593,028 (GRCm39) G151S probably benign Het
Tnfrsf11a C A 1: 105,755,264 (GRCm39) N445K probably benign Het
Ttn G C 2: 76,540,514 (GRCm39) F34157L probably benign Het
Vmn2r91 C A 17: 18,356,424 (GRCm39) P697Q probably damaging Het
Zeb2 G A 2: 44,887,006 (GRCm39) L684F probably damaging Het
Zfp661 T C 2: 127,419,456 (GRCm39) D228G probably benign Het
Zfp738 T C 13: 67,821,147 (GRCm39) K77E probably damaging Het
Zkscan1 T A 5: 138,099,192 (GRCm39) D378E probably damaging Het
Zswim9 T A 7: 12,993,924 (GRCm39) D744V possibly damaging Het
Other mutations in Katnip
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00697:Katnip APN 7 125,394,622 (GRCm39) missense possibly damaging 0.75
IGL00950:Katnip APN 7 125,442,393 (GRCm39) missense probably benign
IGL01089:Katnip APN 7 125,394,485 (GRCm39) missense probably damaging 1.00
IGL01099:Katnip APN 7 125,464,492 (GRCm39) missense probably damaging 1.00
IGL01449:Katnip APN 7 125,469,857 (GRCm39) missense probably damaging 1.00
IGL01545:Katnip APN 7 125,352,143 (GRCm39) critical splice acceptor site probably null
IGL01937:Katnip APN 7 125,453,777 (GRCm39) missense probably benign 0.13
IGL01949:Katnip APN 7 125,361,014 (GRCm39) nonsense probably null
IGL02096:Katnip APN 7 125,413,993 (GRCm39) missense probably benign 0.09
IGL02148:Katnip APN 7 125,472,648 (GRCm39) splice site probably null
IGL02274:Katnip APN 7 125,369,742 (GRCm39) critical splice acceptor site probably null
IGL02323:Katnip APN 7 125,442,001 (GRCm39) missense probably benign 0.04
IGL02574:Katnip APN 7 125,428,925 (GRCm39) missense possibly damaging 0.48
IGL02639:Katnip APN 7 125,471,964 (GRCm39) missense probably damaging 1.00
IGL02833:Katnip APN 7 125,449,584 (GRCm39) nonsense probably null
IGL03003:Katnip APN 7 125,451,132 (GRCm39) missense probably damaging 1.00
IGL03011:Katnip APN 7 125,451,174 (GRCm39) missense probably benign 0.01
IGL03332:Katnip APN 7 125,419,277 (GRCm39) nonsense probably null
IGL03368:Katnip APN 7 125,468,030 (GRCm39) intron probably benign
E0370:Katnip UTSW 7 125,449,474 (GRCm39) missense probably benign 0.06
PIT4498001:Katnip UTSW 7 125,412,768 (GRCm39) missense probably benign
R0033:Katnip UTSW 7 125,360,999 (GRCm39) missense possibly damaging 0.77
R0033:Katnip UTSW 7 125,360,999 (GRCm39) missense possibly damaging 0.77
R0234:Katnip UTSW 7 125,394,557 (GRCm39) missense probably benign 0.00
R0234:Katnip UTSW 7 125,394,557 (GRCm39) missense probably benign 0.00
R0472:Katnip UTSW 7 125,472,139 (GRCm39) missense probably damaging 0.98
R0479:Katnip UTSW 7 125,442,518 (GRCm39) missense probably benign 0.20
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1195:Katnip UTSW 7 125,465,654 (GRCm39) missense probably damaging 1.00
R1223:Katnip UTSW 7 125,359,595 (GRCm39) missense possibly damaging 0.75
R1299:Katnip UTSW 7 125,451,195 (GRCm39) missense probably benign
R1331:Katnip UTSW 7 125,465,627 (GRCm39) missense probably benign 0.00
R1484:Katnip UTSW 7 125,415,743 (GRCm39) splice site probably benign
R1507:Katnip UTSW 7 125,465,524 (GRCm39) missense probably damaging 1.00
R1562:Katnip UTSW 7 125,442,020 (GRCm39) missense probably damaging 1.00
R1992:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
R2008:Katnip UTSW 7 125,459,738 (GRCm39) missense probably damaging 1.00
R2010:Katnip UTSW 7 125,472,128 (GRCm39) missense possibly damaging 0.93
R2147:Katnip UTSW 7 125,464,492 (GRCm39) missense probably damaging 1.00
R2508:Katnip UTSW 7 125,394,515 (GRCm39) missense probably benign
R3015:Katnip UTSW 7 125,465,512 (GRCm39) missense probably damaging 1.00
R3794:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
R3795:Katnip UTSW 7 125,419,261 (GRCm39) missense probably benign 0.00
R4043:Katnip UTSW 7 125,467,913 (GRCm39) missense probably benign 0.30
R4044:Katnip UTSW 7 125,467,913 (GRCm39) missense probably benign 0.30
R4692:Katnip UTSW 7 125,466,841 (GRCm39) critical splice donor site probably null
R4772:Katnip UTSW 7 125,464,523 (GRCm39) missense probably damaging 0.96
R5155:Katnip UTSW 7 125,471,356 (GRCm39) missense probably damaging 1.00
R5467:Katnip UTSW 7 125,442,527 (GRCm39) missense possibly damaging 0.65
R5551:Katnip UTSW 7 125,419,249 (GRCm39) missense probably damaging 1.00
R5560:Katnip UTSW 7 125,453,733 (GRCm39) missense probably benign 0.00
R5662:Katnip UTSW 7 125,441,875 (GRCm39) missense probably benign 0.00
R5667:Katnip UTSW 7 125,442,627 (GRCm39) critical splice donor site probably null
R5838:Katnip UTSW 7 125,466,827 (GRCm39) missense possibly damaging 0.88
R5958:Katnip UTSW 7 125,412,807 (GRCm39) missense probably benign 0.01
R5983:Katnip UTSW 7 125,449,545 (GRCm39) missense probably damaging 1.00
R6084:Katnip UTSW 7 125,414,037 (GRCm39) missense probably benign
R6241:Katnip UTSW 7 125,472,006 (GRCm39) missense probably benign 0.00
R6298:Katnip UTSW 7 125,469,869 (GRCm39) missense probably benign 0.11
R6345:Katnip UTSW 7 125,352,159 (GRCm39) missense probably damaging 0.97
R6554:Katnip UTSW 7 125,449,914 (GRCm39) missense probably damaging 1.00
R6715:Katnip UTSW 7 125,361,001 (GRCm39) nonsense probably null
R6745:Katnip UTSW 7 125,369,822 (GRCm39) missense probably benign 0.00
R7210:Katnip UTSW 7 125,471,411 (GRCm39) missense probably damaging 1.00
R7404:Katnip UTSW 7 125,464,434 (GRCm39) missense probably damaging 1.00
R7561:Katnip UTSW 7 125,441,894 (GRCm39) missense probably benign
R7571:Katnip UTSW 7 125,307,193 (GRCm39) unclassified probably benign
R7584:Katnip UTSW 7 125,469,838 (GRCm39) missense probably damaging 0.99
R7629:Katnip UTSW 7 125,394,422 (GRCm39) missense probably damaging 0.96
R7676:Katnip UTSW 7 125,449,549 (GRCm39) missense probably benign 0.26
R7748:Katnip UTSW 7 125,428,973 (GRCm39) missense probably benign 0.00
R7786:Katnip UTSW 7 125,464,466 (GRCm39) missense probably benign 0.19
R8058:Katnip UTSW 7 125,442,188 (GRCm39) missense probably benign 0.17
R8154:Katnip UTSW 7 125,412,802 (GRCm39) missense probably damaging 0.98
R8204:Katnip UTSW 7 125,449,914 (GRCm39) missense probably damaging 1.00
R8359:Katnip UTSW 7 125,468,023 (GRCm39) critical splice donor site probably null
R8700:Katnip UTSW 7 125,429,042 (GRCm39) splice site probably benign
R8812:Katnip UTSW 7 125,396,867 (GRCm39) missense probably benign 0.26
R8942:Katnip UTSW 7 125,449,975 (GRCm39) missense probably damaging 1.00
R9216:Katnip UTSW 7 125,471,926 (GRCm39) missense probably damaging 1.00
R9254:Katnip UTSW 7 125,469,848 (GRCm39) missense probably damaging 1.00
R9263:Katnip UTSW 7 125,469,867 (GRCm39) missense probably damaging 1.00
R9379:Katnip UTSW 7 125,469,848 (GRCm39) missense probably damaging 1.00
R9601:Katnip UTSW 7 125,442,092 (GRCm39) missense probably benign 0.04
R9657:Katnip UTSW 7 125,441,956 (GRCm39) missense probably benign
U24488:Katnip UTSW 7 125,369,853 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- ACTTAGCAGTGCTGAGAGC -3'
(R):5'- AAGCAACCAGAGGTGTTTCTG -3'

Sequencing Primer
(F):5'- CAGGAAGATGGAGCCTTCGC -3'
(R):5'- ACATGTGTGACTGCGGCTC -3'
Posted On 2019-06-26