D7S820

CODIS Core

D7S820 is an STR locus on chromosome 7.

Basic Information

Chromosome

Cytogenetic Location

7q21.11

Motif

[TATC]n

Type

Tetranucleotide

Alternative Motifs

[TATC]n rs7789995, [TATC]n rs7789995, rs16887642

Allele Range

6-18

Reference Allele

Explore internal sequence structure

Understand how canonical motifs, internal variants and flanking regions define the allele.

See the reads at this locus

Open the built-in IGV viewer on the hg38 window of this marker with a 1000 Genomes sample.

Genomic Coordinates

Position

84160226 - 84160277

Strand

Position

83,789,542-83,789,593

Strand