Incidental Mutation 'R5698:Has2'
ID 450812
Institutional Source Beutler Lab
Gene Symbol Has2
Ensembl Gene ENSMUSG00000022367
Gene Name hyaluronan synthase 2
Synonyms
Accession Numbers
Essential gene? Essential (E-score: 1.000) question?
Stock # R5698 (G1)
Quality Score 225
Status Not validated
Chromosome 15
Chromosomal Location 56529023-56557935 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 56531312 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Glycine at position 468 (R468G)
Ref Sequence ENSEMBL: ENSMUSP00000062212 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000050544]
AlphaFold P70312
Predicted Effect probably damaging
Transcript: ENSMUST00000050544
AA Change: R468G

PolyPhen 2 Score 0.999 (Sensitivity: 0.14; Specificity: 0.99)
SMART Domains Protein: ENSMUSP00000062212
Gene: ENSMUSG00000022367
AA Change: R468G

DomainStartEndE-ValueType
transmembrane domain 7 29 N/A INTRINSIC
transmembrane domain 44 66 N/A INTRINSIC
Pfam:Glycos_transf_2 86 156 1.7e-7 PFAM
Pfam:Glyco_tranf_2_3 159 357 1.2e-17 PFAM
Pfam:Chitin_synth_2 193 464 1.9e-17 PFAM
Pfam:Glyco_trans_2_3 207 534 1.3e-9 PFAM
Coding Region Coverage
  • 1x: 99.2%
  • 3x: 98.6%
  • 10x: 97.3%
  • 20x: 95.4%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] Hyaluronan or hyaluronic acid (HA) is a high molecular weight unbranched polysaccharide synthesized by a wide variety of organisms from bacteria to mammals, and is a constituent of the extracellular matrix. It consists of alternating glucuronic acid and N-acetylglucosamine residues that are linked by beta-1-3 and beta-1-4 glycosidic bonds. HA is synthesized by membrane-bound synthase at the inner surface of the plasma membrane, and the chains are extruded through pore-like structures into the extracellular space. It serves a variety of functions, including space filling, lubrication of joints, and provision of a matrix through which cells can migrate. HA is actively produced during wound healing and tissue repair to provide a framework for ingrowth of blood vessels and fibroblasts. Changes in the serum concentration of HA are associated with inflammatory and degenerative arthropathies such as rheumatoid arthritis. In addition, the interaction of HA with the leukocyte receptor CD44 is important in tissue-specific homing by leukocytes, and overexpression of HA receptors has been correlated with tumor metastasis. HAS2 is a member of the newly identified vertebrate gene family encoding putative hyaluronan synthases, and its amino acid sequence shows significant homology to glycosaminoglycan synthetase (DG42) from Xenopus laevis, and human and murine hyaluronan synthase 1. [provided by RefSeq, Jul 2008]
PHENOTYPE: Mice homozygous for a targeted mutation die during midgestation with severe defects in yolk sac and systemic vasculature, including pericardial edema, compaction of the extracellular space, and absence of endocardial cushions and trabeculae. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 56 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
4930556J24Rik A G 11: 3,926,366 (GRCm39) K334E possibly damaging Het
Ache G A 5: 137,288,821 (GRCm39) V176M probably damaging Het
Acss3 T C 10: 106,784,605 (GRCm39) D539G probably damaging Het
Adam6b T A 12: 113,455,083 (GRCm39) D633E probably benign Het
Aldh16a1 G A 7: 44,803,831 (GRCm39) probably benign Het
Amigo2 G A 15: 97,143,607 (GRCm39) Q272* probably null Het
Aoc1l1 A G 6: 48,953,256 (GRCm39) T394A possibly damaging Het
Appbp2 A T 11: 85,100,925 (GRCm39) H171Q probably damaging Het
Arhgef18 A G 8: 3,489,499 (GRCm39) D277G probably damaging Het
Armc8 A G 9: 99,417,873 (GRCm39) V95A probably benign Het
Atp6v0a4 C T 6: 38,027,442 (GRCm39) probably null Het
Atp8a1 A T 5: 67,924,496 (GRCm39) N289K probably benign Het
Cand2 C T 6: 115,768,704 (GRCm39) L505F probably damaging Het
Ccnt2 A G 1: 127,730,965 (GRCm39) K614R probably benign Het
Col25a1 A G 3: 130,272,632 (GRCm39) probably null Het
Copa T A 1: 171,946,511 (GRCm39) L976* probably null Het
Ddx39b T C 17: 35,470,287 (GRCm39) V267A probably benign Het
Dpp4 T A 2: 62,164,655 (GRCm39) Q709L probably damaging Het
Eno4 A G 19: 58,956,904 (GRCm39) probably null Het
Exoc3 A G 13: 74,322,134 (GRCm39) L647P probably benign Het
Eya4 T C 10: 23,015,975 (GRCm39) S308G possibly damaging Het
Fbxo41 T C 6: 85,454,638 (GRCm39) T693A possibly damaging Het
Fcgbp A G 7: 27,791,447 (GRCm39) T903A possibly damaging Het
Fkbp10 G T 11: 100,314,352 (GRCm39) W384L probably damaging Het
Frem2 A G 3: 53,559,926 (GRCm39) I1527T possibly damaging Het
H13 T A 2: 152,530,875 (GRCm39) I220N probably damaging Het
Ighmbp2 A G 19: 3,324,538 (GRCm39) S243P probably damaging Het
Irs1 T C 1: 82,266,455 (GRCm39) H587R probably benign Het
Kcnk1 C T 8: 126,752,144 (GRCm39) T250M probably damaging Het
Kif9 T C 9: 110,339,532 (GRCm39) V458A probably benign Het
Krt14 T C 11: 100,096,451 (GRCm39) T208A probably benign Het
Mybpc3 C A 2: 90,955,194 (GRCm39) H349Q possibly damaging Het
Neurl3 T A 1: 36,305,587 (GRCm39) T207S possibly damaging Het
Nol9 T C 4: 152,135,031 (GRCm39) V388A probably damaging Het
Notch3 T C 17: 32,376,961 (GRCm39) N315D probably damaging Het
Oas1h G T 5: 121,009,045 (GRCm39) A252S probably damaging Het
Or13c7b C A 4: 43,821,183 (GRCm39) M59I probably damaging Het
Pcbp1 G A 6: 86,502,134 (GRCm39) T255M possibly damaging Het
Plec A G 15: 76,083,808 (GRCm39) V18A probably benign Het
Ppp1r17 A T 6: 56,003,529 (GRCm39) E114V probably damaging Het
Scamp5 A T 9: 57,352,716 (GRCm39) M151K possibly damaging Het
Sestd1 T C 2: 77,048,512 (GRCm39) Y135C possibly damaging Het
Slc22a21 T G 11: 53,842,175 (GRCm39) K534N probably benign Het
Slc25a12 T C 2: 71,112,917 (GRCm39) E448G probably damaging Het
Slco3a1 A G 7: 73,996,566 (GRCm39) L280P probably damaging Het
Sppl2b C A 10: 80,701,879 (GRCm39) probably null Het
Srd5a2 T C 17: 74,334,014 (GRCm39) E135G possibly damaging Het
Tfg A T 16: 56,521,467 (GRCm39) M183K probably damaging Het
Ticrr G A 7: 79,328,881 (GRCm39) M673I probably benign Het
Tm4sf20 T G 1: 82,745,958 (GRCm39) M61L probably benign Het
Ttll8 A T 15: 88,823,209 (GRCm39) S85T possibly damaging Het
Uggt2 G A 14: 119,280,138 (GRCm39) S780F probably damaging Het
Uroc1 T C 6: 90,324,302 (GRCm39) L442P probably damaging Het
Zfp1005 C T 2: 150,111,394 (GRCm39) H695Y possibly damaging Het
Znrf3 A G 11: 5,239,006 (GRCm39) probably benign Het
Zswim2 C A 2: 83,755,527 (GRCm39) D125Y possibly damaging Het
Other mutations in Has2
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01631:Has2 APN 15 56,545,072 (GRCm39) missense possibly damaging 0.51
IGL02027:Has2 APN 15 56,531,567 (GRCm39) missense probably damaging 1.00
IGL02178:Has2 APN 15 56,545,456 (GRCm39) missense probably damaging 1.00
IGL02493:Has2 APN 15 56,531,320 (GRCm39) missense probably damaging 1.00
IGL02533:Has2 APN 15 56,545,091 (GRCm39) missense probably benign 0.00
IGL03142:Has2 APN 15 56,545,491 (GRCm39) missense possibly damaging 0.92
IGL03240:Has2 APN 15 56,531,656 (GRCm39) missense probably damaging 1.00
R0189:Has2 UTSW 15 56,531,831 (GRCm39) missense probably damaging 1.00
R0362:Has2 UTSW 15 56,545,057 (GRCm39) missense probably damaging 1.00
R1377:Has2 UTSW 15 56,545,202 (GRCm39) missense probably damaging 1.00
R1762:Has2 UTSW 15 56,545,006 (GRCm39) missense probably benign 0.13
R1845:Has2 UTSW 15 56,531,974 (GRCm39) missense probably damaging 1.00
R2012:Has2 UTSW 15 56,531,264 (GRCm39) missense probably damaging 1.00
R2190:Has2 UTSW 15 56,531,183 (GRCm39) missense probably benign 0.00
R2656:Has2 UTSW 15 56,545,224 (GRCm39) missense possibly damaging 0.90
R2966:Has2 UTSW 15 56,545,533 (GRCm39) missense probably damaging 1.00
R4361:Has2 UTSW 15 56,545,344 (GRCm39) missense probably damaging 1.00
R5826:Has2 UTSW 15 56,531,498 (GRCm39) missense probably damaging 1.00
R5883:Has2 UTSW 15 56,531,459 (GRCm39) missense possibly damaging 0.49
R5942:Has2 UTSW 15 56,531,192 (GRCm39) nonsense probably null
R6433:Has2 UTSW 15 56,531,194 (GRCm39) missense possibly damaging 0.79
R6560:Has2 UTSW 15 56,531,660 (GRCm39) missense probably damaging 1.00
R6603:Has2 UTSW 15 56,531,968 (GRCm39) missense probably damaging 1.00
R7094:Has2 UTSW 15 56,545,017 (GRCm39) missense probably damaging 1.00
R7597:Has2 UTSW 15 56,531,817 (GRCm39) missense probably damaging 1.00
R7738:Has2 UTSW 15 56,531,108 (GRCm39) missense possibly damaging 0.89
R8060:Has2 UTSW 15 56,533,341 (GRCm39) missense probably benign 0.00
R8145:Has2 UTSW 15 56,545,175 (GRCm39) missense probably benign
R8915:Has2 UTSW 15 56,531,885 (GRCm39) missense probably damaging 1.00
R8964:Has2 UTSW 15 56,531,061 (GRCm39) missense probably damaging 0.96
R9144:Has2 UTSW 15 56,545,588 (GRCm39) missense probably benign 0.03
R9411:Has2 UTSW 15 56,531,306 (GRCm39) missense possibly damaging 0.62
R9416:Has2 UTSW 15 56,531,684 (GRCm39) missense probably damaging 1.00
R9551:Has2 UTSW 15 56,531,090 (GRCm39) missense probably benign 0.00
R9552:Has2 UTSW 15 56,531,090 (GRCm39) missense probably benign 0.00
Z1177:Has2 UTSW 15 56,544,979 (GRCm39) missense probably benign 0.01
Predicted Primers PCR Primer
(F):5'- AAAGCATGACCCAGTAGCATG -3'
(R):5'- GTCATCCAGCTCTTCTACAGG -3'

Sequencing Primer
(F):5'- TGACCCAGTAGCATGCATAG -3'
(R):5'- CAGCTCTTCTACAGGGGTAAAATCTG -3'
Posted On 2017-01-03