chr8-27921657-A-G

Variant names:

• chr8-27921657-A-G
• rs1163661724
• NM_173833.6:c.830T>C

Variant summary

Our verdict is Uncertain significance. The variant received 4 ACMG points: 4P and 0B. PM2 PP3_Moderate

The NM_173833.6(SCARA5):​c.830T>C​(p.Leu277Pro) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000155 in 1,609,280 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

• Frequency:
  • Genomes: 𝑓 0.000013 (0 hom., cov: 34)
  • Exomes 𝑓: 0.000016 (0 hom.)
• Consequence: SCARA5 NM_173833.6 missense
• Clinical Significance: Uncertain significance criteria provided, single submitter U:1
• Conservation: PhyloP100: 2.56
• Publications: 0 publications found

Genes affected

SCARA5 (HGNC:28701): (scavenger receptor class A member 5) Predicted to enable ferritin receptor activity. Predicted to be involved in several processes, including cellular iron ion homeostasis; iron ion transmembrane transport; and protein homotrimerization. Predicted to act upstream of or within cellular response to heat. Predicted to be located in cell surface. Predicted to be integral component of plasma membrane. Predicted to be active in external side of plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 4 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• PP3: MetaRNN computational evidence supports a deleterious effect, 0.893

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_173833.6. 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
	SCARA5	NM_173833.6	MANE Select	c.830T>C	p.Leu277Pro	missense	Exon 4 of 9	NP_776194.2
	SCARA5	NM_001413201.1		c.701T>C	p.Leu234Pro	missense	Exon 3 of 8	NP_001400130.1
	SCARA5	NM_001413202.1		c.830T>C	p.Leu277Pro	missense	Exon 4 of 7	NP_001400131.1	Q6ZMJ2-2

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SCARA5	ENST00000354914.8	TSL:2 MANE Select	c.830T>C	p.Leu277Pro	missense	Exon 4 of 9	ENSP00000346990.3	Q6ZMJ2-1
	SCARA5	ENST00000524352.5	TSL:1	c.830T>C	p.Leu277Pro	missense	Exon 4 of 7	ENSP00000428663.1	Q6ZMJ2-2
	SCARA5	ENST00000518030.1	TSL:1	c.701T>C	p.Leu234Pro	missense	Exon 2 of 5	ENSP00000430713.1	Q6ZMJ2-3

Frequencies

GnomAD3 genomes AF: 0.0000131 AC: 2 AN: 152230 Hom.: 0 Cov.: 34

Gnomad AFR AF: 0.00

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.00

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.00

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.0000294

Gnomad OTH AF: 0.00

GnomAD2 exomes AF: 0.00000412 AC: 1 AN: 242652 AF XY: 0.00000759

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00000918

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.0000158 AC: 23 AN: 1457050 Hom.: 0 Cov.: 31 AF XY: 0.0000152 AC XY: 11 AN XY: 724194

African (AFR) AF: 0.00 AC: 0 AN: 33304

American (AMR) AF: 0.00 AC: 0 AN: 44446

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 25998

East Asian (EAS) AF: 0.00 AC: 0 AN: 39512

South Asian (SAS) AF: 0.00 AC: 0 AN: 85340

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 52920

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5688

European-Non Finnish (NFE) AF: 0.0000198 AC: 22 AN: 1109660

Other (OTH) AF: 0.0000166 AC: 1 AN: 60182

GnomAD4 genome AF: 0.0000131 AC: 2 AN: 152230 Hom.: 0 Cov.: 34 AF XY: 0.00 AC XY: 0 AN XY: 74370

African (AFR) AF: 0.00 AC: 0 AN: 41468

American (AMR) AF: 0.00 AC: 0 AN: 15292

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 3472

East Asian (EAS) AF: 0.00 AC: 0 AN: 5184

South Asian (SAS) AF: 0.00 AC: 0 AN: 4834

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 10626

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 316

European-Non Finnish (NFE) AF: 0.0000294 AC: 2 AN: 68038

Other (OTH) AF: 0.00 AC: 0 AN: 2088

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.0000113

ClinVar

ClinVar submissions

Significance: Uncertain significance

Revision: criteria provided, single submitter

Pathogenic	VUS	Benign	Condition
-	1	-	not specified (1)

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
AlphaMissense	Pathogenic	0.98
BayesDel_addAF	Pathogenic	0.18	D
BayesDel_noAF	Uncertain	0.020
CADD	Pathogenic	29
DANN	Uncertain	1.0
DEOGEN2	Benign	0.033	T
Eigen	Uncertain	0.58
Eigen_PC	Uncertain	0.55
FATHMM_MKL	Uncertain	0.96	D
LIST_S2	Benign	0.81	T
M_CAP	Pathogenic	0.49	D
MetaRNN	Pathogenic	0.89	D
MetaSVM	Uncertain	0.73	D
MutationAssessor	Uncertain	2.0	M
PhyloP100		2.6
PrimateAI	Uncertain	0.59	T
PROVEAN	Benign	-0.98	N
REVEL	Pathogenic	0.77
Sift	Uncertain	0.0030	D
Sift4G	Uncertain	0.0070	D
Polyphen		1.0	D
Vest4		0.78
MutPred		0.68		Loss of helix (P = 0.0376)
MVP		0.99
MPC		1.1
ClinPred		0.78	D
GERP RS		4.5
Varity_R		0.61
gMVP		0.91
Mutation Taster		=25/75	disease causing

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: rs1163661724; hg19: chr8-27779174;