Incidental Mutation 'U24488:Katnip'
ID 509875
Institutional Source Beutler Lab
Gene Symbol Katnip
Ensembl Gene ENSMUSG00000032743
Gene Name katanin interacting protein
Synonyms D430042O09Rik
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # U24488 (G0')
Quality Score 225.009
Status Not validated
Chromosome 7
Chromosomal Location 125307060-125473965 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to T at 125369853 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Aspartic acid to Valine at position 147 (D147V)
Ref Sequence ENSEMBL: ENSMUSP00000118668 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000069660] [ENSMUST00000124223]
AlphaFold Q8C753
Predicted Effect probably damaging
Transcript: ENSMUST00000069660
AA Change: D173V

PolyPhen 2 Score 0.963 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000065744
Gene: ENSMUSG00000032743
AA Change: D173V

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 damaging
Transcript: ENSMUST00000124223
AA Change: D147V

PolyPhen 2 Score 0.963 (Sensitivity: 0.78; Specificity: 0.95)
SMART Domains Protein: ENSMUSP00000118668
Gene: ENSMUSG00000032743
AA Change: D147V

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
Coding Region Coverage
  • 1x: 99.9%
  • 3x: 99.8%
  • 10x: 99.3%
  • 20x: 98.0%
Validation Efficiency
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: 62 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Ankrd36 A G 11: 5,580,772 (GRCm39) Y922C probably damaging Het
Arhgef40 A G 14: 52,235,673 (GRCm39) T1185A probably benign Het
Atf7ip2 A G 16: 10,022,537 (GRCm39) N72S probably damaging Het
Carmil3 A G 14: 55,734,636 (GRCm39) D455G probably benign Het
Ccdc171 A T 4: 83,579,954 (GRCm39) E567V probably damaging Het
Chmp1b T A 18: 67,338,945 (GRCm39) L125Q probably damaging Het
Cnr1 T A 4: 33,944,927 (GRCm39) N438K probably benign Het
Cplane1 G T 15: 8,211,694 (GRCm39) G345C probably damaging Het
Csmd3 G A 15: 47,573,795 (GRCm39) T2091M probably damaging Het
Cyp4a29 A T 4: 115,108,204 (GRCm39) H342L possibly damaging Het
Dnah10 G A 5: 124,891,044 (GRCm39) D3212N probably damaging Het
Dnah2 G A 11: 69,374,648 (GRCm39) T1447I probably damaging Het
F11 A G 8: 45,695,349 (GRCm39) S540P probably benign Het
Fcrl6 T A 1: 172,426,437 (GRCm39) H120L probably damaging Het
Frmd6 T C 12: 70,940,653 (GRCm39) S433P probably damaging Het
Fundc1 G T X: 17,434,342 (GRCm39) A64E probably damaging Het
Garin2 A T 12: 78,761,811 (GRCm39) K158N probably damaging Het
Grid1 A G 14: 35,302,534 (GRCm39) E933G probably benign Het
Haus5 C T 7: 30,358,401 (GRCm39) W298* probably null Het
Hoxb3 C A 11: 96,235,456 (GRCm39) Q128K probably benign Het
Il6st C T 13: 112,631,168 (GRCm39) T369M possibly damaging Het
Itk A C 11: 46,228,971 (GRCm39) M403R probably damaging Het
Kif2c T C 4: 117,039,639 (GRCm39) Q17R probably benign Het
Kifap3 T C 1: 163,610,604 (GRCm39) I28T possibly damaging Het
Kit A T 5: 75,783,674 (GRCm39) R384* probably null Het
Ksr1 T A 11: 78,938,267 (GRCm39) I42F probably damaging Het
Lhcgr T A 17: 89,079,513 (GRCm39) probably null Het
Lrrc36 C T 8: 106,176,384 (GRCm39) H253Y probably benign Het
Mad1l1 T A 5: 140,300,840 (GRCm39) N19Y probably damaging Het
Marf1 A T 16: 13,950,230 (GRCm39) L1022* probably null Het
Mical3 T G 6: 120,978,457 (GRCm39) Q225P possibly damaging Het
Minar1 C A 9: 89,485,100 (GRCm39) G99V probably damaging Het
Myt1l T A 12: 29,876,895 (GRCm39) M182K unknown Het
Nepro A G 16: 44,554,949 (GRCm39) T342A probably benign Het
Nlrp5 A T 7: 23,117,653 (GRCm39) D459V possibly damaging Het
Nrcam C T 12: 44,584,042 (GRCm39) P39S probably damaging Het
Or2ag1b A T 7: 106,288,296 (GRCm39) I214N probably damaging Het
Ostm1 A G 10: 42,555,227 (GRCm39) D83G possibly damaging Het
Otoa A T 7: 120,717,763 (GRCm39) probably null Het
Pi4ka A G 16: 17,143,040 (GRCm39) I824T probably damaging Het
Plec C T 15: 76,061,930 (GRCm39) R2534H probably benign Het
Plin2 A G 4: 86,580,314 (GRCm39) V60A probably damaging Het
Rps6ka4 A G 19: 6,809,724 (GRCm39) L367P probably damaging Het
Senp7 A G 16: 56,005,182 (GRCm39) N912D probably damaging Het
Slc25a21 G T 12: 56,785,282 (GRCm39) N198K possibly damaging Het
Slc4a10 A G 2: 61,877,002 (GRCm39) D5G probably benign Het
Tex16 T C X: 111,028,815 (GRCm39) V438A probably benign Het
Tmem37 T C 1: 119,995,684 (GRCm39) Y131C probably benign Het
Top2a A C 11: 98,913,252 (GRCm39) M60R probably damaging Het
Ush2a C T 1: 188,162,963 (GRCm39) T1015I probably damaging Het
Vmn1r172 A T 7: 23,359,171 (GRCm39) I19F probably benign Het
Vmn1r230 A C 17: 21,067,014 (GRCm39) I68L probably benign Het
Vmn2r45 A C 7: 8,475,361 (GRCm39) C556G probably damaging Het
Vmn2r54 A G 7: 12,349,356 (GRCm39) I742T possibly damaging Het
Vps13c A G 9: 67,813,198 (GRCm39) K960E probably benign Het
Wdcp T A 12: 4,900,405 (GRCm39) V87E probably damaging Het
Wiz C T 17: 32,606,649 (GRCm39) E29K probably damaging Het
Wnk3 C T X: 149,992,456 (GRCm39) T298I probably damaging Het
Yif1b A C 7: 28,943,594 (GRCm39) Q56P probably benign Het
Zbtb25 A G 12: 76,396,014 (GRCm39) W403R probably benign Het
Zcrb1 A T 15: 93,285,515 (GRCm39) S155R probably damaging Het
Zmym4 A T 4: 126,819,453 (GRCm39) I150K 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
R7178:Katnip UTSW 7 125,465,499 (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
Predicted Primers PCR Primer
(F):5'- CCTGTCCTTGAGCAGAATGG -3'
(R):5'- GTGGCCCATACTCTGTGTATC -3'

Sequencing Primer
(F):5'- CCTTGAGCAGAATGGTGTCTG -3'
(R):5'- TAGAAAGAGCCTGACTGAG -3'
Posted On 2018-04-02