CCNT1


Summary: This gene encodes a member of the highly conserved cyclin C subfamily. The encoded protein tightly associates with cyclin-dependent kinase 9, and is a major subunit of positive transcription elongation factor b (p-TEFb). In humans, there are multiple forms of positive transcription elongation factor b, which may include one of several different cyclins along with cyclin-dependent kinase 9. The complex containing the encoded cyclin and cyclin-dependent kinase 9 acts as a cofactor of human immunodeficiency virus type 1 (HIV-1) Tat protein, and is both necessary and sufficient for full activation of viral transcription. This cyclin and its kinase partner are also involved in triggering transcript elongation through phosphorylation of the carboxy-terminal domain of the largest RNA polymerase II subunit. Overexpression of this gene is implicated in tumor growth. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Apr 2013].

NameOMIM IDEnsembl IDHGNC IDPHARMGKB IDMap Location
cyclin T1MIM:143055Ensembl:ENSG00000129315HGNC:HGNC:1599PA2616312q13.11-q13.12

GO terms in CCNT1


Term TypeEvidence TypeGO Term IDGO Des.
CCIBAGO:0000307cyclin-dependent protein kinase holoenzyme complex
CCIBAGO:0005634nucleus
CCIDAGO:0005634nucleus
CCIDAGO:0005654nucleoplasm
CCTASGO:0005654nucleoplasm
CCIDAGO:0005730nucleolus
CCIDAGO:0008024cyclin/CDK positive transcription elongation factor complex
BPTASGO:0000079regulation of cyclin-dependent protein serine/threonine kinase activity
BPTASGO:0006366transcription by RNA polymerase II
BPTASGO:0006368transcription elongation from RNA polymerase II promoter
BPIPIGO:0006468protein phosphorylation
BPIEAGO:0007049cell cycle
BPIEAGO:0016032viral process
BPTASGO:0042795snRNA transcription by RNA polymerase II
BPNASGO:0043923positive regulation by host of viral transcription
BPIBAGO:0045737positive regulation of cyclin-dependent protein serine/threonine kinase activity
BPIBAGO:0045944positive regulation of transcription by RNA polymerase II
BPIDAGO:0045944positive regulation of transcription by RNA polymerase II
BPTASGO:0045944positive regulation of transcription by RNA polymerase II
BPTASGO:0050434positive regulation of viral transcription
BPIEAGO:0051301cell division
BPIMPGO:1900364negative regulation of mRNA polyadenylation
BPIBAGO:1901409positive regulation of phosphorylation of RNA polymerase II C-terminal domain
MFIDAGO:0003677DNA binding
MFIEAGO:0003682chromatin binding
MFTASGO:0004674protein serine/threonine kinase activity
MFIPIGO:0005515protein binding
MFIPIGO:0008134transcription factor binding
MFIBAGO:0016538cyclin-dependent protein serine/threonine kinase regulator activity
MFIEAGO:0019901protein kinase binding
MFIEAGO:0044212transcription regulatory region DNA binding
MFIPIGO:0070063RNA polymerase binding
MFIDAGO:00973227SK snRNA binding

Gene expression in normal tissue: CCNT1

Gene-model tissue-cancer distribution: Bubble Plot

Gene-drug pathway distribution

Pathways in CCNT1


DatabasePathway IDPathway Des.
reactomeR-HSA-112382Formation of RNA Pol II elongation complex
reactomeR-HSA-162582Signal Transduction
reactomeR-HSA-162587HIV Life Cycle
reactomeR-HSA-162587HIV Life Cycle
reactomeR-HSA-162599Late Phase of HIV Life Cycle
reactomeR-HSA-162599Late Phase of HIV Life Cycle
reactomeR-HSA-162906HIV Infection
reactomeR-HSA-162906HIV Infection
reactomeR-HSA-162909Host Interactions of HIV factors
reactomeR-HSA-1643685Disease
reactomeR-HSA-1643685Disease
reactomeR-HSA-167152Formation of HIV elongation complex in the absence of HIV Tat
reactomeR-HSA-167169HIV Transcription Elongation
reactomeR-HSA-167169HIV Transcription Elongation
reactomeR-HSA-167172Transcription of the HIV genome
reactomeR-HSA-167172Transcription of the HIV genome
reactomeR-HSA-167200Formation of HIV-1 elongation complex containing HIV-1 Tat
reactomeR-HSA-167200Formation of HIV-1 elongation complex containing HIV-1 Tat
reactomeR-HSA-167238Pausing and recovery of Tat-mediated HIV elongation
reactomeR-HSA-167243Tat-mediated HIV elongation arrest and recovery
reactomeR-HSA-167246Tat-mediated elongation of the HIV-1 transcript
reactomeR-HSA-167246Tat-mediated elongation of the HIV-1 transcript
reactomeR-HSA-167287HIV elongation arrest and recovery
reactomeR-HSA-167290Pausing and recovery of HIV elongation
reactomeR-HSA-170834Signaling by TGF-beta Receptor Complex
reactomeR-HSA-176034Interactions of Tat with host cellular proteins
reactomeR-HSA-212436Generic Transcription Pathway
reactomeR-HSA-2173793Transcriptional activity of SMAD2/SMAD3:SMAD4 heterotrimer
reactomeR-HSA-2173796SMAD2/SMAD3:SMAD4 heterotrimer regulates transcription
reactomeR-HSA-3700989Transcriptional Regulation by TP53
reactomeR-HSA-5663205Infectious disease
reactomeR-HSA-5663205Infectious disease
reactomeR-HSA-674695RNA Polymerase II Pre-transcription Events
reactomeR-HSA-6796648TP53 Regulates Transcription of DNA Repair Genes
reactomeR-HSA-6807505RNA polymerase II transcribes snRNA genes
reactomeR-HSA-6807505RNA polymerase II transcribes snRNA genes
reactomeR-HSA-73857RNA Polymerase II Transcription
reactomeR-HSA-73857RNA Polymerase II Transcription
reactomeR-HSA-74160Gene expression (Transcription)
reactomeR-HSA-74160Gene expression (Transcription)
reactomeR-HSA-75955RNA Polymerase II Transcription Elongation
reactomeR-HSA-8939211ESR-mediated signaling
reactomeR-HSA-9006931Signaling by Nuclear Receptors
reactomeR-HSA-9006936Signaling by TGF-beta family members
reactomeR-HSA-9018519Estrogen-dependent gene expression
netpathPathway_TNFalphaTNFalpha
kegghsa05202Transcriptional misregulation in cancer - Homo sapiens (human)
wikipathwaysWP3414Initiation of transcription and translation elongation at the HIV-1 LTR

Gene-Drug: Aster Plot


Drug IDDrug NameModel Num.
iGMDRD60Quinoclamine2
iGMDRD886Compound 1541A3
iGMDRD887Compound 23 citrate3
iGMDRD100Zebularine4
iGMDRD188Piperlongumine3
iGMDRD286Nsc 6328392
iGMDRD562Navitoclax1
iGMDRD780PP-303
iGMDRD506Fedratinib1
iGMDRD577BIX012942
iGMDRD782DC-45-A21
iGMDRD289Parthenolide3
iGMDRD294Batimastat1
iGMDRD187BRD98761
iGMDRD77Itraconazole2
iGMDRD318PAC-12
iGMDRD474Avrainvillamide4
iGMDRD513BML-2591
iGMDRD298L-6854582
iGMDRD123Isoevodiamine3
iGMDRD297Austocystin D3
iGMDRD945ML2143
iGMDRD446LY 21832403
iGMDRD210AC556491

Gene in drug-gene network: Network Plot

Gene-drug targets distribution

Gene Structure: PDB

Models in CCNT1

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