NM_177551.4:c.960G>C

Variant names:

• chr12-122702324-C-G
• rs1228597849
• NM_177551.4:c.960G>C

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_177551.4(HCAR2):​c.960G>C​(p.Glu320Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000205 in 1,461,824 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another nucleotide change resulting in the same amino acid substitution has been previously reported as Uncertain significance in ClinVar.

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 0.0000021 (0 hom.)
• Consequence: HCAR2 NM_177551.4 missense
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.998
• Publications: 0 publications found

Genes affected

HCAR2 (HGNC:24827): (hydroxycarboxylic acid receptor 2) Predicted to enable nicotinic acid receptor activity. Involved in neutrophil apoptotic process and positive regulation of neutrophil apoptotic process. Located in cell junction and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000256249 (HGNC:):

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• BP4: Computational evidence support a benign effect (MetaRNN=0.07325187).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_177551.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	HCAR2	NM_177551.4	MANE Select	c.960G>C	p.Glu320Asp	missense	Exon 1 of 1	NP_808219.1	Q8TDS4

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	HCAR2	ENST00000328880.6	TSL:6 MANE Select	c.960G>C	p.Glu320Asp	missense	Exon 1 of 1	ENSP00000375066.2	Q8TDS4
	ENSG00000256249	ENST00000543611.1	TSL:4	n.401+994C>G		intron	N/A

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome AF: 0.00000205 AC: 3 AN: 1461824 Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0 AN XY: 727208

African (AFR) AF: 0.00 AC: 0 AN: 33478

American (AMR) AF: 0.00 AC: 0 AN: 44720

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26134

East Asian (EAS) AF: 0.00 AC: 0 AN: 39700

South Asian (SAS) AF: 0.00 AC: 0 AN: 86252

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53418

Middle Eastern (MID) AF: 0.000520 AC: 3 AN: 5768

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111964

Other (OTH) AF: 0.00 AC: 0 AN: 60390

GnomAD4 genome Cov.: 32

Alfa AF: 0.00 Hom.: 0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Benign	0.071
BayesDel_addAF	Benign	-0.19	T
BayesDel_noAF	Benign	-0.51
CADD	Benign	0.29
DANN	Benign	0.97
DEOGEN2	Benign	0.053	T
Eigen	Benign	-0.97
Eigen_PC	Benign	-1.0
FATHMM_MKL	Benign	0.17	N
LIST_S2	Benign	0.43	T
M_CAP	Benign	0.011	T
MetaRNN	Benign	0.073	T
MetaSVM	Benign	-1.0	T
MutationAssessor	Benign	1.9	L
PhyloP100		-1.0
PrimateAI	Benign	0.37	T
PROVEAN	Benign	-0.52	N
REVEL	Benign	0.042
Sift	Benign	0.42	T
Sift4G	Benign	0.21	T
Polyphen		0.16	B
Vest4		0.13
MutPred		0.28		Loss of ubiquitination at K316 (P = 0.0952)
MVP		0.27
MPC		0.66
ClinPred		0.29	T
GERP RS		2.7
Varity_R		0.037
gMVP		0.21
Mutation Taster		=92/8	polymorphism

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.0		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Other links and lift over

dbSNP: rs1228597849; hg19: chr12-123186871;