Incidental Mutation 'R1331:Katnip'
ID 156192
Institutional Source Beutler Lab
Gene Symbol Katnip
Ensembl Gene ENSMUSG00000032743
Gene Name katanin interacting protein
Synonyms D430042O09Rik
MMRRC Submission 039396-MU
Accession Numbers
Essential gene? Non essential (E-score: 0.000) question?
Stock # R1331 (G1)
Quality Score 225
Status Validated
Chromosome 7
Chromosomal Location 125307060-125473965 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 125465627 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Threonine to Alanine at position 1360 (T1360A)
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: T1360A

PolyPhen 2 Score 0.001 (Sensitivity: 0.99; Specificity: 0.15)
SMART Domains Protein: ENSMUSP00000065744
Gene: ENSMUSG00000032743
AA Change: T1360A

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 noncoding transcript
Transcript: ENSMUST00000122337
SMART Domains Protein: ENSMUSP00000113734
Gene: ENSMUSG00000032743

DomainStartEndE-ValueType
Pfam:DUF4457 173 344 2.7e-9 PFAM
Pfam:DUF4457 218 394 3.2e-10 PFAM
low complexity region 444 458 N/A INTRINSIC
Pfam:DUF4457 660 742 1.1e-14 PFAM
Pfam:DUF4457 733 863 2.6e-31 PFAM
Pfam:DUF4457 944 1008 5.9e-21 PFAM
Predicted Effect unknown
Transcript: ENSMUST00000124223
AA Change: T1334A
SMART Domains Protein: ENSMUSP00000118668
Gene: ENSMUSG00000032743
AA Change: T1334A

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 unknown
Transcript: ENSMUST00000132204
AA Change: T107A
SMART Domains Protein: ENSMUSP00000115955
Gene: ENSMUSG00000032743
AA Change: T107A

DomainStartEndE-ValueType
Pfam:DUF4457 1 143 3.6e-51 PFAM
Pfam:DUF4457 139 219 2.4e-41 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000155059
Predicted Effect noncoding transcript
Transcript: ENSMUST00000205462
Meta Mutation Damage Score 0.0898 question?
Coding Region Coverage
  • 1x: 99.1%
  • 3x: 98.2%
  • 10x: 96.2%
  • 20x: 93.0%
Validation Efficiency 100% (59/59)
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: 53 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Acap1 A T 11: 69,773,202 (GRCm39) probably null Het
Acat1 T C 9: 53,496,183 (GRCm39) D318G probably benign Het
Ahdc1 T C 4: 132,791,002 (GRCm39) F748L probably benign Het
Alkbh8 T A 9: 3,347,916 (GRCm39) probably null Het
Arhgef26 A G 3: 62,247,449 (GRCm39) T178A probably benign Het
Bid C T 6: 120,874,216 (GRCm39) A110T possibly damaging Het
Ccdc180 T C 4: 45,909,359 (GRCm39) V509A possibly damaging Het
Ccdc39 T C 3: 33,869,634 (GRCm39) E731G probably benign Het
Cenpf A G 1: 189,374,998 (GRCm39) V2931A probably damaging Het
Cobl A T 11: 12,325,853 (GRCm39) N207K probably damaging Het
Col14a1 T A 15: 55,273,584 (GRCm39) W718R unknown Het
Dnah7a A G 1: 53,507,828 (GRCm39) I3081T probably damaging Het
Dync1h1 T C 12: 110,615,698 (GRCm39) V2977A probably damaging Het
Ephb4 A G 5: 137,364,796 (GRCm39) probably benign Het
Eri3 T C 4: 117,422,104 (GRCm39) probably benign Het
Fbxo24 A G 5: 137,617,891 (GRCm39) V291A probably damaging Het
Glra1 A C 11: 55,405,896 (GRCm39) S282A probably benign Het
Gm7589 C A 9: 59,053,325 (GRCm39) noncoding transcript Het
H6pd T C 4: 150,066,872 (GRCm39) N505D probably benign Het
Hdlbp T A 1: 93,348,853 (GRCm39) N566Y probably damaging Het
Hsp90aa1 C A 12: 110,659,254 (GRCm39) K514N probably damaging Het
Impdh1 A T 6: 29,206,477 (GRCm39) V120D probably damaging Het
Loxhd1 C T 18: 77,490,632 (GRCm39) P1411S possibly damaging Het
Lpl A G 8: 69,349,281 (GRCm39) E269G probably damaging Het
Map1a G T 2: 121,136,701 (GRCm39) E2268* probably null Het
Mark1 T C 1: 184,660,245 (GRCm39) E137G probably damaging Het
Mki67 A T 7: 135,300,005 (GRCm39) S1676R possibly damaging Het
Mogat2 T C 7: 98,872,722 (GRCm39) Y154C possibly damaging Het
Myo18a C G 11: 77,732,405 (GRCm39) I859M probably benign Het
Myo7a A G 7: 97,756,215 (GRCm39) V39A probably benign Het
Nedd4 T A 9: 72,584,668 (GRCm39) I123N probably damaging Het
Obscn A G 11: 58,977,754 (GRCm39) V1966A probably benign Het
Or7g33 T C 9: 19,448,842 (GRCm39) N128S probably benign Het
Orc3 T G 4: 34,599,748 (GRCm39) N77T probably benign Het
Penk A G 4: 4,134,287 (GRCm39) M120T probably benign Het
Phf7 G A 14: 30,962,362 (GRCm39) Q148* probably null Het
Pkhd1l1 G A 15: 44,368,943 (GRCm39) V863I probably damaging Het
Pkhd1l1 C T 15: 44,452,993 (GRCm39) R3973C probably damaging Het
Polq C T 16: 36,862,109 (GRCm39) T264M probably damaging Het
Ptprb A T 10: 116,203,437 (GRCm39) T2070S probably damaging Het
Ralgapb T C 2: 158,272,453 (GRCm39) F169S probably damaging Het
Rapgef5 G T 12: 117,685,084 (GRCm39) A278S probably benign Het
Ripor2 G T 13: 24,861,824 (GRCm39) E203* probably null Het
Setx T C 2: 29,069,698 (GRCm39) L2501P probably benign Het
Sh3bgrl2 C T 9: 83,459,684 (GRCm39) probably benign Het
Slc35b1 T A 11: 95,276,689 (GRCm39) V56D probably damaging Het
Slc45a4 C T 15: 73,458,596 (GRCm39) D326N probably benign Het
Stard9 C A 2: 120,504,117 (GRCm39) S221R probably damaging Het
Stat4 T A 1: 52,053,086 (GRCm39) V89D probably benign Het
Tek T A 4: 94,627,943 (GRCm39) probably benign Het
Tert T A 13: 73,796,473 (GRCm39) F1068Y probably damaging Het
Trim33 T A 3: 103,217,670 (GRCm39) I205K probably damaging Het
Vmn1r212 A T 13: 23,067,562 (GRCm39) I257K probably benign 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
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
U24488:Katnip UTSW 7 125,369,853 (GRCm39) missense probably damaging 0.96
Predicted Primers PCR Primer
(F):5'- CAGGATGGAATGTGATTGTCACGGG -3'
(R):5'- CCGGCAAACCTCACTTGGCTTATAC -3'

Sequencing Primer
(F):5'- AATGTGATTGTCACGGGAACTC -3'
(R):5'- AAACCTCACTTGGCTTATACTTTGG -3'
Posted On 2014-02-11