Incidental Mutation 'R8518:Adra2b'
ID 656238
Institutional Source Beutler Lab
Gene Symbol Adra2b
Ensembl Gene ENSMUSG00000058620
Gene Name adrenergic receptor, alpha 2b
Synonyms alpha2B, [a]2B, a2b-AR, Adra-2b
MMRRC Submission 067850-MU
Accession Numbers
Essential gene? Probably essential (E-score: 0.828) question?
Stock # R8518 (G1)
Quality Score 225.009
Status Not validated
Chromosome 2
Chromosomal Location 127205128-127209141 bp(+) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) T to C at 127206056 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Leucine to Proline at position 191 (L191P)
Ref Sequence ENSEMBL: ENSMUSP00000071798 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000071902] [ENSMUST00000104934]
AlphaFold no structure available at present
Predicted Effect probably damaging
Transcript: ENSMUST00000071902
AA Change: L191P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000071798
Gene: ENSMUSG00000058620
AA Change: L191P

DomainStartEndE-ValueType
Pfam:7tm_4 23 168 1.7e-9 PFAM
Pfam:7TM_GPCR_Srx 25 159 9.5e-10 PFAM
Pfam:7TM_GPCR_Srsx 28 218 1.2e-10 PFAM
Pfam:7tm_1 34 429 6.8e-73 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000104934
AA Change: L186P

PolyPhen 2 Score 1.000 (Sensitivity: 0.00; Specificity: 1.00)
SMART Domains Protein: ENSMUSP00000100539
Gene: ENSMUSG00000058620
AA Change: L186P

DomainStartEndE-ValueType
Pfam:7TM_GPCR_Srx 20 154 4e-9 PFAM
Pfam:7TM_GPCR_Srsx 23 213 1.9e-10 PFAM
Pfam:7tm_1 29 424 7e-77 PFAM
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.7%
  • 20x: 99.2%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] This intronless gene encodes a seven-pass transmembrane protein. This protein is a member of a subfamily of G protein-coupled receptors that regulate neurotransmitter release from sympathetic nerves and from adrenergic neurons in the central nervous system. [provided by RefSeq, Apr 2014]
PHENOTYPE: Homozygous null mice exhibit poor survival and breeding, lack the vasoconstrictor response to alpha2-adrenergic receptor agonists, and display background strain dependent postnatal respiratory failure. Heterozygotes show an attenuated hypertensive response to subtotal nephrectomy and salt loading. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 48 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
Abcc5 A G 16: 20,223,398 (GRCm39) V170A possibly damaging Het
Adamts2 A G 11: 50,666,957 (GRCm39) E418G probably damaging Het
Ampd2 C A 3: 107,987,432 (GRCm39) V134L probably benign Het
Bag2 T C 1: 33,787,358 (GRCm39) I55V probably benign Het
Bltp2 T C 11: 78,156,064 (GRCm39) L192P possibly damaging Het
Bmpr1b T C 3: 141,563,343 (GRCm39) I200M possibly damaging Het
Cacna1i C A 15: 80,243,095 (GRCm39) Y417* probably null Het
Cdc7 T A 5: 107,120,864 (GRCm39) I162N probably damaging Het
Chchd1 T C 14: 20,754,211 (GRCm39) I89T probably benign Het
Cxcl16 T C 11: 70,346,510 (GRCm39) N224S probably benign Het
Dync1i1 T G 6: 5,913,330 (GRCm39) L188V probably damaging Het
Dync2h1 A G 9: 7,051,452 (GRCm39) V3161A probably benign Het
E2f3 T A 13: 30,097,453 (GRCm39) K303N probably damaging Het
Fermt1 T C 2: 132,748,635 (GRCm39) T663A probably benign Het
Fhod3 A G 18: 25,189,390 (GRCm39) R611G probably damaging Het
Frem3 A T 8: 81,339,224 (GRCm39) S506C probably damaging Het
Gm10318 T A 10: 77,688,712 (GRCm39) M6K unknown Het
Gm6563 T A 19: 23,653,480 (GRCm39) V90E probably damaging Het
Gpc6 T C 14: 117,163,384 (GRCm39) S13P probably benign Het
Gpr107 C A 2: 31,066,939 (GRCm39) H196Q probably benign Het
Heatr1 T G 13: 12,425,415 (GRCm39) D618E probably benign Het
Lrrc27 T C 7: 138,808,690 (GRCm39) V391A probably benign Het
Mindy3 T G 2: 12,360,154 (GRCm39) K349N probably damaging Het
Mllt10 T C 2: 18,151,670 (GRCm39) V261A probably damaging Het
Mrpl48 G A 7: 100,232,269 (GRCm39) probably benign Het
Msantd5f5 T A 4: 73,542,641 (GRCm39) L47Q probably damaging Het
Muc16 T C 9: 18,430,927 (GRCm39) I8062V probably benign Het
Myo7a T C 7: 97,740,270 (GRCm39) N575D possibly damaging Het
Nfrkb T C 9: 31,311,261 (GRCm39) L370P probably damaging Het
Numbl T C 7: 26,964,361 (GRCm39) V57A probably benign Het
Or51t4 T C 7: 102,597,804 (GRCm39) V44A probably damaging Het
Or5b12 G A 19: 12,896,959 (GRCm39) T238I probably damaging Het
Or6y1 T A 1: 174,276,742 (GRCm39) C184* probably null Het
Pdia2 A T 17: 26,417,144 (GRCm39) L100* probably null Het
Prpf31 A T 7: 3,635,742 (GRCm39) N105I probably damaging Het
Rbm20 A G 19: 53,839,923 (GRCm39) N971D probably benign Het
Rnf213 T A 11: 119,353,043 (GRCm39) M3980K Het
Skint6 A G 4: 113,095,465 (GRCm39) F65L possibly damaging Het
Smpd4 T A 16: 17,458,884 (GRCm39) C536S possibly damaging Het
Tcof1 G C 18: 60,962,123 (GRCm39) A702G possibly damaging Het
Tfpt A G 7: 3,632,065 (GRCm39) F15S possibly damaging Het
Tnp2 A G 16: 10,606,372 (GRCm39) C32R possibly damaging Het
Tns3 A T 11: 8,442,971 (GRCm39) V464E probably damaging Het
Tpp2 T A 1: 44,019,545 (GRCm39) L824H probably damaging Het
Trav15-1-dv6-1 A G 14: 53,797,666 (GRCm39) D105G probably benign Het
Ttc3 T C 16: 94,258,238 (GRCm39) S1679P probably benign Het
Xpo7 A G 14: 70,944,837 (GRCm39) Y19H probably damaging Het
Zswim4 G A 8: 84,938,586 (GRCm39) R1099W probably damaging Het
Other mutations in Adra2b
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL03181:Adra2b APN 2 127,205,903 (GRCm39) missense probably benign 0.09
R0081:Adra2b UTSW 2 127,206,212 (GRCm39) missense probably benign
R1964:Adra2b UTSW 2 127,205,734 (GRCm39) missense probably damaging 1.00
R2265:Adra2b UTSW 2 127,205,791 (GRCm39) missense probably damaging 1.00
R3156:Adra2b UTSW 2 127,205,570 (GRCm39) missense probably damaging 1.00
R3818:Adra2b UTSW 2 127,205,755 (GRCm39) nonsense probably null
R4818:Adra2b UTSW 2 127,206,012 (GRCm39) nonsense probably null
R5893:Adra2b UTSW 2 127,206,402 (GRCm39) missense probably benign 0.01
R8197:Adra2b UTSW 2 127,206,578 (GRCm39) missense possibly damaging 0.94
R8706:Adra2b UTSW 2 127,206,487 (GRCm39) missense probably benign
R8787:Adra2b UTSW 2 127,206,417 (GRCm39) missense probably benign 0.02
R8955:Adra2b UTSW 2 127,205,504 (GRCm39) missense probably benign
R9104:Adra2b UTSW 2 127,205,858 (GRCm39) missense probably damaging 1.00
R9574:Adra2b UTSW 2 127,206,283 (GRCm39) missense probably benign 0.01
Z1176:Adra2b UTSW 2 127,205,958 (GRCm39) missense probably benign 0.13
Predicted Primers PCR Primer
(F):5'- GCCGAGCATTGGAGTACAAC -3'
(R):5'- CATTAGCCTCTCCGACAGAAGATAG -3'

Sequencing Primer
(F):5'- TCCACGCCGCATCAAATG -3'
(R):5'- CCTCTCCGACAGAAGATAGAGGAG -3'
Posted On 2020-10-20