PentaE

Other Autosomal STRs

PentaE is a pentanucleotide short tandem repeat (STR) locus on chromosome 15 (15q26.2), an autosomal STR outside the CODIS core set.

Basic Information

Chromosome

Cytogenetic Location

15q26.2

STRNaming template (FSSG)

TTTTC[n]

Type

Pentanucleotide

Reference Allele

Explore internal sequence structure

See how the STRNaming name of the reference allele maps onto its sequence: repeat blocks, flanking regions and flanking variants.

Open STR Motif Explorer

Genomic Coordinates

GRCh38/hg38

Repeat region

chr15:96,831,015-96,831,039 (25 bp)

GRCh37/hg19

Repeat region

chr15:97,374,245-97,374,269 (25 bp)

Motif and sequences are shown on the forward (+) strand of GRCh38.

Sequence structure (FSSG)

ISFG minimum range, bracketing and kit coverage from the Forensic Sequence Structure Guide, FSSG v6.1 (STRidER; distributed as FSSG_v6-1_beta.xlsx).

STRNaming Formatted ISFG Minimum Range for Common Alleles (FSSG)

TTTTC[n]

Reference allele (GRCh38) named with STRNaming 1.2.1

CE5_TTTTC[5]

Historical bracketing (2016-2023)

[TCTTT]5

ISFG minimum range (GRCh38)

chr15:96,831,008-96,831,044 (37 bp)

MPS kits covering this locus

PowerSeq 46GY
ForenSeq Signature Prep/Plus and MainstAY
Precision ID GlobalFiler NGS STR Panel v2
IDSeek OmniSTR Global (Does not cover the whole ISFG minimum range.)

Kit range does not cover the whole ISFG minimum range of this locus (chr15:96,831,008-96,831,044), according to the kit ranges in the FSSG. Bases of the minimum range outside a kit's range are not sequenced by that kit; bases filled in from the reference should be identified as such.

Notes from the FSSG

Originally characterized on the reverse strand

Allele frequencies at a glance

Most common allele per population group, with its frequency and the sample size, in the capillary electrophoresis data of pop.STR / SP-SMART.

Africa: Allele 13 (0.172, n = 99)
Native American: Allele 12 (0.151, n = 550)
East Asia: Allele 11 (0.149, n = 221)
Central and South Asia: Allele 11 (0.137, n = 201)
Europe: Allele 12 (0.154, n = 156)
Middle East: Allele 12 (0.216, n = 160)
Oceania: Allele 18 (0.148, n = 27)

Allele frequencies by population group (pop.STR, CE). Alleles absent from every group are omitted.
Allele	AFR	NAM	EAS	CSA	EUR	MES	OCE
5	0.091	0.061	0.034	0.077	0.087	0.091	0.037
7	0.040	0.080	0.002	0.122	0.144	0.138	0
8	0.162	0.089	0.002	0.005	0.019	0.056	0
9	0.056	0.018	0.014	0.027	0.010	0.019	0
10	0.081	0.075	0.045	0.052	0.096	0.072	0
11	0.071	0.092	0.149	0.137	0.093	0.081	0.037
12	0.091	0.151	0.129	0.134	0.154	0.216	0.074
13	0.172	0.095	0.057	0.095	0.090	0.100	0.111
14	0.071	0.078	0.052	0.050	0.064	0.028	0.093
15	0.051	0.074	0.124	0.080	0.054	0.028	0.074
16	0.071	0.059	0.084	0.060	0.058	0.025	0.130
17	0.030	0.055	0.077	0.082	0.032	0.056	0.037
18	0.005	0.024	0.070	0.030	0.032	0.050	0.148
19	0.005	0.015	0.059	0.022	0.032	0.016	0.093
20	0.005	0.008	0.041	0.020	0.019	0.019	0.037
21	0	0.018	0.018	0.007	0.016	0.006	0.056
22	0	0.005	0.018	0	0	0	0.037
23	0	0.002	0.020	0	0	0	0.037
24	0	0	0.005	0	0	0	0

Allele frequencies by population group (pop.STR, CE). Alleles absent from every group are omitted.

Variant Alleles

STRbase reports 84 sequence variants across 28 allele designations.

12.1

13.4

15.4

16.4

18.4

19.4

Related markers

Other autosomal STRs

Browse the full STR marker catalog