Incidental Mutation 'R4432:Chia1'
ID 328647
Institutional Source Beutler Lab
Gene Symbol Chia1
Ensembl Gene ENSMUSG00000062778
Gene Name chitinase, acidic 1
Synonyms AMCase, 2200003E03Rik, Chia, YNL
MMRRC Submission 041701-MU
Accession Numbers
Essential gene? Possibly non essential (E-score: 0.419) question?
Stock # R4432 (G1)
Quality Score 225
Status Validated
Chromosome 3
Chromosomal Location 106020698-106039434 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) A to G at 106022641 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Asparagine to Aspartic acid at position 12 (N12D)
Ref Sequence ENSEMBL: ENSMUSP00000121967 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000079132] [ENSMUST00000139086]
AlphaFold Q91XA9
Predicted Effect probably benign
Transcript: ENSMUST00000079132
AA Change: N72D

PolyPhen 2 Score 0.006 (Sensitivity: 0.97; Specificity: 0.75)
SMART Domains Protein: ENSMUSP00000078134
Gene: ENSMUSG00000062778
AA Change: N72D

DomainStartEndE-ValueType
signal peptide 1 21 N/A INTRINSIC
Glyco_18 22 365 1.82e-161 SMART
ChtBD2 425 473 2.06e-6 SMART
Predicted Effect probably benign
Transcript: ENSMUST00000139086
AA Change: N12D

PolyPhen 2 Score 0.027 (Sensitivity: 0.95; Specificity: 0.81)
SMART Domains Protein: ENSMUSP00000121967
Gene: ENSMUSG00000062778
AA Change: N12D

DomainStartEndE-ValueType
Glyco_18 3 215 2.24e-47 SMART
Meta Mutation Damage Score 0.0930 question?
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.5%
  • 10x: 97.1%
  • 20x: 94.8%
Validation Efficiency 100% (42/42)
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene degrades chitin, which is found in the cell wall of most fungi as well as in arthropods and some nematodes. The encoded protein can also stimulate interleukin 13 expression, and variations in this gene can lead to asthma susceptibility. Several transcript variants encoding a few different isoforms have been found for this gene. [provided by RefSeq, Apr 2012]
Allele List at MGI
Other mutations in this stock
Total: 36 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abca6 T C 11: 110,132,414 (GRCm39) M294V probably benign Het
Abcc5 A T 16: 20,186,937 (GRCm39) probably null Het
Acsm4 A C 7: 119,310,610 (GRCm39) E499A probably damaging Het
Adamtsl4 T C 3: 95,589,069 (GRCm39) probably null Het
Ank2 A T 3: 126,741,455 (GRCm39) probably benign Het
Anks6 G A 4: 47,044,905 (GRCm39) Q334* probably null Het
Cadps2 T A 6: 23,626,737 (GRCm39) I155L probably damaging Het
Casp4 G A 9: 5,323,653 (GRCm39) R74H probably damaging Het
Cdk14 A G 5: 5,086,427 (GRCm39) W298R probably damaging Het
Cibar2 C A 8: 120,901,594 (GRCm39) R37L probably damaging Het
Cyp3a59 A G 5: 146,041,596 (GRCm39) D380G probably benign Het
Dnm2 T C 9: 21,402,600 (GRCm39) probably benign Het
Dnm3 T C 1: 161,819,566 (GRCm39) probably benign Het
Dpp4 A G 2: 62,175,456 (GRCm39) Y660H probably damaging Het
H6pd T G 4: 150,080,215 (GRCm39) Y202S probably damaging Het
Hnrnpa0 T C 13: 58,275,751 (GRCm39) K126R probably benign Het
Insc C T 7: 114,368,290 (GRCm39) probably benign Het
Lrrc45 G A 11: 120,606,047 (GRCm39) probably null Het
Mapkap1 T C 2: 34,509,875 (GRCm39) L263P probably damaging Het
Nmur1 A G 1: 86,315,287 (GRCm39) S160P probably damaging Het
Or4a81 A T 2: 89,619,078 (GRCm39) M206K possibly damaging Het
Or4g7 T A 2: 111,309,757 (GRCm39) C209* probably null Het
Pcdhb15 A G 18: 37,608,565 (GRCm39) N599S probably damaging Het
Pcid2 T C 8: 13,135,421 (GRCm39) D196G probably damaging Het
Pcolce2 T C 9: 95,563,610 (GRCm39) F199L probably damaging Het
Phf11c A T 14: 59,628,384 (GRCm39) N88K possibly damaging Het
Prl8a8 T A 13: 27,694,463 (GRCm39) Y109F probably benign Het
Rasa2 A G 9: 96,424,460 (GRCm39) probably benign Het
Samhd1 T C 2: 156,946,813 (GRCm39) D558G probably damaging Het
Slc1a1 T C 19: 28,880,109 (GRCm39) F263S probably benign Het
Slc27a3 G A 3: 90,294,647 (GRCm39) T408M probably damaging Het
Slc4a7 T A 14: 14,757,323 (GRCm38) N520K probably damaging Het
Szt2 A G 4: 118,241,428 (GRCm39) S1679P probably damaging Het
Trmt9b A T 8: 36,965,632 (GRCm39) I51F probably damaging Het
Vmn1r218 T C 13: 23,321,412 (GRCm39) F173S possibly damaging Het
Vmn2r32 T A 7: 7,482,918 (GRCm39) N19Y probably damaging Het
Other mutations in Chia1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01917:Chia1 APN 3 106,035,536 (GRCm39) missense probably damaging 1.00
Pet UTSW 3 106,036,338 (GRCm39) critical splice donor site probably null
R0004:Chia1 UTSW 3 106,036,325 (GRCm39) missense probably damaging 1.00
R0011:Chia1 UTSW 3 106,038,290 (GRCm39) unclassified probably benign
R0047:Chia1 UTSW 3 106,022,573 (GRCm39) missense probably damaging 0.99
R0345:Chia1 UTSW 3 106,029,755 (GRCm39) missense probably damaging 1.00
R0456:Chia1 UTSW 3 106,035,795 (GRCm39) missense probably damaging 1.00
R0638:Chia1 UTSW 3 106,035,753 (GRCm39) splice site probably benign
R0847:Chia1 UTSW 3 106,039,253 (GRCm39) missense probably benign 0.12
R1055:Chia1 UTSW 3 106,038,199 (GRCm39) missense probably damaging 1.00
R1401:Chia1 UTSW 3 106,036,255 (GRCm39) missense probably benign 0.00
R1513:Chia1 UTSW 3 106,039,220 (GRCm39) missense probably benign 0.44
R1846:Chia1 UTSW 3 106,038,181 (GRCm39) missense probably damaging 0.98
R1882:Chia1 UTSW 3 106,035,790 (GRCm39) missense probably damaging 1.00
R1914:Chia1 UTSW 3 106,035,875 (GRCm39) missense probably benign 0.06
R1915:Chia1 UTSW 3 106,035,875 (GRCm39) missense probably benign 0.06
R2107:Chia1 UTSW 3 106,036,156 (GRCm39) nonsense probably null
R3969:Chia1 UTSW 3 106,028,951 (GRCm39) splice site probably null
R3970:Chia1 UTSW 3 106,028,951 (GRCm39) splice site probably null
R4112:Chia1 UTSW 3 106,035,844 (GRCm39) missense probably damaging 1.00
R4625:Chia1 UTSW 3 106,036,256 (GRCm39) missense probably benign 0.00
R4748:Chia1 UTSW 3 106,029,765 (GRCm39) missense probably damaging 1.00
R5805:Chia1 UTSW 3 106,035,792 (GRCm39) missense probably damaging 0.98
R5906:Chia1 UTSW 3 106,039,304 (GRCm39) missense probably benign 0.01
R6173:Chia1 UTSW 3 106,036,338 (GRCm39) critical splice donor site probably null
R6214:Chia1 UTSW 3 106,029,761 (GRCm39) missense probably damaging 1.00
R6215:Chia1 UTSW 3 106,029,761 (GRCm39) missense probably damaging 1.00
R6225:Chia1 UTSW 3 106,038,213 (GRCm39) missense possibly damaging 0.66
R6383:Chia1 UTSW 3 106,039,127 (GRCm39) missense probably benign
R6423:Chia1 UTSW 3 106,036,304 (GRCm39) missense possibly damaging 0.60
R6668:Chia1 UTSW 3 106,038,264 (GRCm39) missense probably damaging 1.00
R6764:Chia1 UTSW 3 106,038,056 (GRCm39) critical splice donor site probably null
R7030:Chia1 UTSW 3 106,022,641 (GRCm39) missense probably damaging 1.00
R7221:Chia1 UTSW 3 106,039,236 (GRCm39) missense probably damaging 1.00
R7265:Chia1 UTSW 3 106,036,239 (GRCm39) missense probably damaging 1.00
R7343:Chia1 UTSW 3 106,039,331 (GRCm39) makesense probably null
R7420:Chia1 UTSW 3 106,037,980 (GRCm39) missense probably benign 0.00
R8933:Chia1 UTSW 3 106,036,333 (GRCm39) nonsense probably null
R9031:Chia1 UTSW 3 106,035,777 (GRCm39) missense probably benign 0.00
R9289:Chia1 UTSW 3 106,022,502 (GRCm39) start gained probably benign
R9307:Chia1 UTSW 3 106,035,991 (GRCm39) intron probably benign
R9581:Chia1 UTSW 3 106,035,879 (GRCm39) missense possibly damaging 0.50
R9681:Chia1 UTSW 3 106,037,996 (GRCm39) missense probably damaging 1.00
Predicted Primers PCR Primer
(F):5'- CCAATATACCAGACCATCATACTTTT -3'
(R):5'- GGGAGCATCTGGGAAGGTTT -3'

Sequencing Primer
(F):5'- ATCATACTTTTTCCTGATCACCACAG -3'
(R):5'- CATAGATACATGATAGATAG -3'
Posted On 2015-07-21