Incidental Mutation 'R0662:Chi3l1'
ID 61873
Institutional Source Beutler Lab
Gene Symbol Chi3l1
Ensembl Gene ENSMUSG00000064246
Gene Name chitinase 3 like 1
Synonyms Brp39, Chil1, Gp39
MMRRC Submission 038847-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.109) question?
Stock # R0662 (G1)
Quality Score 146
Status Not validated
Chromosome 1
Chromosomal Location 134109894-134117769 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to C at 134116311 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Serine to Arginine at position 263 (S263R)
Ref Sequence ENSEMBL: ENSMUSP00000119205 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000038445] [ENSMUST00000082060] [ENSMUST00000132873] [ENSMUST00000133701] [ENSMUST00000156873] [ENSMUST00000153856] [ENSMUST00000191577]
AlphaFold Q61362
Predicted Effect probably benign
Transcript: ENSMUST00000038445
SMART Domains Protein: ENSMUSP00000042195
Gene: ENSMUSG00000042451

DomainStartEndE-ValueType
low complexity region 41 66 N/A INTRINSIC
FN3 77 160 4.84e-9 SMART
IG 187 270 9.78e-7 SMART
FN3 273 355 1.1e-7 SMART
IGc2 400 467 1.38e-6 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000082060
AA Change: S273R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000080717
Gene: ENSMUSG00000064246
AA Change: S273R

DomainStartEndE-ValueType
signal peptide 1 29 N/A INTRINSIC
Glyco_18 30 366 1.2e-143 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000132873
SMART Domains Protein: ENSMUSP00000118289
Gene: ENSMUSG00000064246

DomainStartEndE-ValueType
Pfam:Glyco_hydro_18 2 110 4.4e-33 PFAM
Predicted Effect probably benign
Transcript: ENSMUST00000133701
SMART Domains Protein: ENSMUSP00000121471
Gene: ENSMUSG00000064246

DomainStartEndE-ValueType
Pfam:Glyco_hydro_18 2 106 2e-32 PFAM
Predicted Effect noncoding transcript
Transcript: ENSMUST00000134812
Predicted Effect noncoding transcript
Transcript: ENSMUST00000139254
Predicted Effect noncoding transcript
Transcript: ENSMUST00000144819
Predicted Effect probably damaging
Transcript: ENSMUST00000156873
AA Change: S263R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000119205
Gene: ENSMUSG00000064246
AA Change: S263R

DomainStartEndE-ValueType
signal peptide 1 19 N/A INTRINSIC
Glyco_18 20 356 1.2e-143 SMART
Predicted Effect probably damaging
Transcript: ENSMUST00000153856
AA Change: S265R

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000117117
Gene: ENSMUSG00000064246
AA Change: S265R

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Glyco_18 22 358 1.2e-143 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000191577
SMART Domains Protein: ENSMUSP00000141104
Gene: ENSMUSG00000042451

DomainStartEndE-ValueType
low complexity region 41 66 N/A INTRINSIC
FN3 77 160 4.84e-9 SMART
IG 187 270 9.78e-7 SMART
FN3 273 355 1.1e-7 SMART
IGc2 400 467 1.38e-6 SMART
Coding Region Coverage
  • 1x: 99.3%
  • 3x: 98.6%
  • 10x: 96.6%
  • 20x: 91.5%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Chitinases catalyze the hydrolysis of chitin, which is an abundant glycopolymer found in insect exoskeletons and fungal cell walls. The glycoside hydrolase 18 family of chitinases includes eight human family members. This gene encodes a glycoprotein member of the glycosyl hydrolase 18 family. The protein lacks chitinase activity and is secreted by activated macrophages, chondrocytes, neutrophils and synovial cells. The protein is thought to play a role in the process of inflammation and tissue remodeling. [provided by RefSeq, Sep 2009]
PHENOTYPE: Homozygous null mice show impaired OVA-induced Th2 responses with reduced splenocyte proliferation, cytokine production and IgE levels, impaired dendritic cell recruitment, higher CD4 T cell, macrophage and eosinophil apoptosis, and reduced CD4 T cell and alternatively activated macrophage numbers. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 54 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
A1cf T C 19: 31,898,338 (GRCm39) S241P probably benign Het
Ankrd53 G T 6: 83,740,625 (GRCm39) V83L probably damaging Het
Armcx2 G A X: 133,706,385 (GRCm39) T416I possibly damaging Het
C4b G A 17: 34,949,862 (GRCm39) R1441C probably damaging Het
Cacng3 T C 7: 122,367,582 (GRCm39) I154T probably damaging Het
Cand2 A G 6: 115,764,171 (GRCm39) D315G probably benign Het
Celsr2 A T 3: 108,305,836 (GRCm39) S2089R probably damaging Het
Chd9 A C 8: 91,704,304 (GRCm39) K247Q probably damaging Het
Clec12b A C 6: 129,353,200 (GRCm39) C262W probably damaging Het
Cpsf7 T C 19: 10,503,372 (GRCm39) M1T probably null Het
Cul3 T C 1: 80,249,282 (GRCm39) D597G probably damaging Het
Dcaf11 T C 14: 55,802,964 (GRCm39) V251A possibly damaging Het
Dennd2b G T 7: 109,156,633 (GRCm39) P39Q probably damaging Het
Eno2 A T 6: 124,740,774 (GRCm39) F218I probably damaging Het
Frmd6 A T 12: 70,946,218 (GRCm39) R549* probably null Het
Fyb2 G A 4: 104,852,895 (GRCm39) S461N possibly damaging Het
Gm5709 A T 3: 59,514,164 (GRCm39) noncoding transcript Het
Hormad1 T C 3: 95,482,910 (GRCm39) I132T probably benign Het
Itga7 G T 10: 128,789,400 (GRCm39) R981L probably damaging Het
Itgbl1 T A 14: 124,065,306 (GRCm39) N153K probably damaging Het
Itih1 T C 14: 30,655,317 (GRCm39) E626G possibly damaging Het
Kat6b AGAGGAGGAGGAGGAGGAGGA AGAGGAGGAGGAGGAGGA 14: 21,712,417 (GRCm39) probably benign Het
Kcna2 A T 3: 107,012,717 (GRCm39) T433S probably benign Het
Map4k5 A G 12: 69,859,927 (GRCm39) V673A probably damaging Het
Mmp27 T A 9: 7,577,651 (GRCm39) V281E probably benign Het
Nr2c1 A T 10: 94,026,600 (GRCm39) I492F probably damaging Het
Or14c39 A G 7: 86,343,838 (GRCm39) Y58C possibly damaging Het
Or2ag19 A T 7: 106,443,856 (GRCm39) I13F probably benign Het
Or2r3 C T 6: 42,448,708 (GRCm39) V135M possibly damaging Het
Or2y3 A G 17: 38,393,824 (GRCm39) I15T probably benign Het
Or7d10 G C 9: 19,831,796 (GRCm39) C97S probably damaging Het
Or7e170 T C 9: 19,795,248 (GRCm39) M118V probably benign Het
Or8b47 T A 9: 38,435,322 (GRCm39) M98K probably damaging Het
Pank3 T C 11: 35,669,477 (GRCm39) M237T probably damaging Het
Plekhh1 A G 12: 79,125,767 (GRCm39) T1268A probably benign Het
Ptchd4 A G 17: 42,813,467 (GRCm39) Y456C probably damaging Het
Rhcg C T 7: 79,249,477 (GRCm39) V310M probably damaging Het
Ryr1 A T 7: 28,799,614 (GRCm39) D906E probably damaging Het
Sez6l A T 5: 112,621,288 (GRCm39) L262Q probably damaging Het
Shprh G A 10: 11,062,591 (GRCm39) V1233I probably damaging Het
Slc3a1 A G 17: 85,344,635 (GRCm39) E267G possibly damaging Het
Slc5a5 T A 8: 71,336,519 (GRCm39) T616S probably benign Het
Syne3 T G 12: 104,927,769 (GRCm39) E318A probably benign Het
Tecpr2 A G 12: 110,862,662 (GRCm39) T25A probably benign Het
Ubxn1 T A 19: 8,852,561 (GRCm39) probably null Het
Unc5b C A 10: 60,608,362 (GRCm39) R616L possibly damaging Het
Ush2a A G 1: 188,083,290 (GRCm39) T278A probably benign Het
Utp14b A G 1: 78,642,716 (GRCm39) T205A probably damaging Het
Vmn1r219 T C 13: 23,347,623 (GRCm39) S271P possibly damaging Het
Vmn2r76 C T 7: 85,879,578 (GRCm39) V241M probably benign Het
Zbtb24 G A 10: 41,338,275 (GRCm39) G429D probably damaging Het
Zdhhc2 T C 8: 40,900,139 (GRCm39) S68P probably damaging Het
Zfp719 G A 7: 43,233,678 (GRCm39) M32I possibly damaging Het
Zfp975 T C 7: 42,311,950 (GRCm39) N221S probably benign Het
Other mutations in Chi3l1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL00977:Chi3l1 APN 1 134,115,711 (GRCm39) missense possibly damaging 0.89
IGL01305:Chi3l1 APN 1 134,110,554 (GRCm39) splice site probably benign
IGL02051:Chi3l1 APN 1 134,111,887 (GRCm39) missense probably damaging 1.00
IGL02724:Chi3l1 APN 1 134,116,981 (GRCm39) missense probably damaging 1.00
IGL02754:Chi3l1 APN 1 134,111,339 (GRCm39) missense probably damaging 1.00
R0071:Chi3l1 UTSW 1 134,113,017 (GRCm39) missense probably benign 0.08
R0071:Chi3l1 UTSW 1 134,113,017 (GRCm39) missense probably benign 0.08
R1263:Chi3l1 UTSW 1 134,116,980 (GRCm39) missense probably benign 0.02
R1728:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1729:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1730:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1739:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1762:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1783:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1784:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R1785:Chi3l1 UTSW 1 134,116,267 (GRCm39) missense probably damaging 1.00
R4992:Chi3l1 UTSW 1 134,116,364 (GRCm39) missense probably benign 0.03
R5860:Chi3l1 UTSW 1 134,112,909 (GRCm39) missense probably benign 0.00
R6019:Chi3l1 UTSW 1 134,117,310 (GRCm39) missense probably benign 0.00
R6320:Chi3l1 UTSW 1 134,109,996 (GRCm39) start codon destroyed probably null 0.07
R7748:Chi3l1 UTSW 1 134,116,966 (GRCm39) missense probably benign 0.00
R8419:Chi3l1 UTSW 1 134,117,280 (GRCm39) missense probably damaging 1.00
R8992:Chi3l1 UTSW 1 134,115,662 (GRCm39) missense probably benign 0.01
R9051:Chi3l1 UTSW 1 134,111,919 (GRCm39) critical splice donor site probably null
R9238:Chi3l1 UTSW 1 134,115,685 (GRCm39) missense probably damaging 1.00
R9509:Chi3l1 UTSW 1 134,116,413 (GRCm39) missense probably damaging 1.00
RF012:Chi3l1 UTSW 1 134,112,909 (GRCm39) missense probably benign
X0025:Chi3l1 UTSW 1 134,111,370 (GRCm39) missense possibly damaging 0.62
Z1088:Chi3l1 UTSW 1 134,117,238 (GRCm39) missense probably benign 0.00
Z1176:Chi3l1 UTSW 1 134,116,968 (GRCm39) missense probably damaging 0.96
Z1176:Chi3l1 UTSW 1 134,110,517 (GRCm39) critical splice acceptor site probably null
Predicted Primers PCR Primer
(F):5'- ACGTAACTGTCTTCGCTGCATCTG -3'
(R):5'- TGACCATTGCTTTTCCTGGACTGG -3'

Sequencing Primer
(F):5'- GCATCTGTCTCAGCAGGATTAG -3'
(R):5'- AATAAAAGGCTTAGGGTCCCTC -3'
Posted On 2013-07-30