Hs01099239_m1

• Gene Symbol: DHX15
• Gene Name: DEAH-box helicase 15
• Gene Aliases: DBP1, DDX15, HRH2, PRP43, PRPF43, PrPp43p
• Chromosome Location: Chr.4: 24527464 - 24584603 on Build GRCh38
• Species: Human
• Species Specific ID (Flybase ID): -

Assay Details

Gene Symbol: DHX15
Interrogated Sequence		Translated Protein	Exon Boundary	Assay Location	IMAGE Clone ID	Amplicon Length
RefSeq	NM_001358.2	NP_001349.2	8 - 9	1648		105
GenBank mRNA	AB001636.1	-	8 - 9	1641		105
	AF279891.1	-	8 - 9	1480		105
	AK303506.1	-	8 - 9	1588		105
	BC035974.1	-	8 - 9	1635	4806964	105

More Information

Updated Mapping Information

This assay targets the same location as Clariom D transcript cluster(s) TC0400010251.hg.1
This assay targets the same location as HTA transcript cluster(s) TC04001086.hg.1

• Set Membership: Ambion siRNA available, Amplicon length greater than or equal to 101, Mammalian Gene Collection, Homo sapiens, Probe spans exons

Matching Ambion siRNAs:

Click here to find siRNAs for Gene DHX15

Panther Classification:

Molecular Function -

RNA helicase

Gene Ontology Categories:

Process(es)

mRNA splicing, via spliceosome
mRNA processing
RNA splicing
response to toxic substance
response to alkaloid

Function(s)

RNA helicase activity
double-stranded RNA binding
ATP-dependent RNA helicase activity
protein binding
ATP binding
poly(A) RNA binding

MicroArray Probes:

Array Name	Probe IDs	Targets	Target Type
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000476316.3	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	PSR04014935.hg.1	TC04001086.hg.1	HTA TC
Affymetrix Human Transcriptome Array 2.0	PSR04014935.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	PSR04014935.hg.1	ENST00000535946.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	PSR04014935.hg.1	NM_001358.2	Refseq
Affymetrix Human Transcriptome Array 2.0	PSR04014936.hg.1	TC04001086.hg.1	HTA TC
Affymetrix Human Transcriptome Array 2.0	PSR04014936.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Transcriptome Array 2.0	PSR04014936.hg.1	ENST00000535946.1	Ensembl
Affymetrix Human Transcriptome Array 2.0	PSR04014936.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	PSR0400170153.hg.1	TC0400010251.hg.1	Clariom D TC
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	PSR0400170154.hg.1	TC0400010251.hg.1	Clariom D TC
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000336812.4	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000476316.3	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000503562.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000504279.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508032.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000508368.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000510645.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000511553.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000512903.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513036.5	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	ENST00000513092.1	Ensembl
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq
Affymetrix Human Clariom D Assay	TC0400010251.hg.1	NM_001358.2	Refseq