Detailed entry information

Protein Information (annotations from UniProt)

Database IDHIV0002644
UniProt IDQ15637
Primary gene name(s)SF1
Synonym gene name(s)ZFM1, ZNF162
Protein nameSplicing factor 1
Protein functionNecessary for the ATP-dependent first step of spliceosome assembly. Binds to the intron branch point sequence, BPS 5'-UACUAAC-3' of the pre-mRNA. May act as transcription repressor. {ECO:0000269|PubMed:10449420, ECO:0000269|PubMed:8752089, ECO:0000269|PubMed:9660765}.
Subcellular locationNucleus.
ECO codeClick here for more information.
Amino acid sequence
FASTA format: Q15637
Gene Ontology
(Biological Process)
Complete annatation
Leydig cell differentiation [GO:0033327];
male sex determination [GO:0030238];
mRNA 3'-splice site recognition [GO:0000389];
mRNA splicing, via spliceosome [GO:0000398];
negative regulation of smooth muscle cell proliferation [GO:0048662];
regulation of steroid biosynthetic process [GO:0050810];
regulation of transcription, DNA-templated [GO:0006355];
spliceosomal complex assembly [GO:0000245];
transcription, DNA-templated [GO:0006351]
Gene Ontology
(Molecular Function)
Complete annatation
identical protein binding [GO:0042802];
poly(A RNA binding [GO:0044822];
RNA binding [GO:0003723];
transcription corepressor activity [GO:0003714];
zinc ion binding [GO:0008270]
Gene Ontology
(Cellular Component)
Complete annatation
nucleoplasm [GO:0005654];
nucleus [GO:0005634];
ribosome [GO:0005840];
spliceosomal complex [GO:0005681]
Protein-protein interaction113368
Phylogenetic treeQ15637
HIV replication factor status Zhou et al., Cell. Host. Microbe., 2008
Brass et al., Science, 2008
Smith et al., J. Immunol, 2010
gene status
Lu et al., J. Virol., 2011
      Folds changes 8h: unknown; Folds changes 16h: unknown; Tested: unknown;
Schoggins JW and Rice CM, Curr. Opin. Virol., 2011
      Targeted viruses: unknown
      Viral life cycle: unknown
      Mechanism related to antiviral activity: unknown
Anti-viral restriction factor Liu et al., Retrovirology, 2011
      unknown (Triplicates)

Gene Expression Profile       top

            Up-regulated;            Down-regulated

For brief introduction to each study, please go to the help page.

Gene expression during HIV latency

(1). Mohammadi et al., PLoS Pathog., 2014

Differentially expressed transcripts (Pairwise) during latency and subsequent viral reactivation using several agents - Primary CD4+ T-cell based model

DMSO: Dimethyl suloxyde (negative control) - 0.0033% final
SAHA: Vorinostat (Histone deacetylase inhibitor) - 0.5 μM
CD3: TCR Stimulation by IL-2+ antiCD3/anti-CD28 antibodies
IL7: Interleukin-7 based stimulation
DISU: Disulfiram (alcohol dehydrogenase inhibitor) - 0.5 μM
AZA: 5-azacytidine (AZA; DNA methylation inhibitor) - 1 μM
Experimental Condition Log2 Fold Change P value Adjusted P value
AZA vs. CD30.3615608498010210.2714498819052260.386664079016688
AZA vs. DISU-0.1274345312658760.6142828460221340.957895177103442
AZA vs. IL70.03830181331801740.8416020761421750.999311006273513
AZA vs. SAHA-0.09595113229385890.6936121875327230.913026645403651
DISU vs. CD3-0.5015612756621750.166951641429580.277406199615244
DISU vs. IL70.1563460047683520.5349512473034880.846210918478498
DISU vs. SAHA0.03382578133984190.907860554831790.978425480408773
DMSO vs. AZA0.05368876789061170.747683431824381
DMSO vs. CD3-0.3193123233413580.3205343502374630.433430570534725
DMSO vs. DISU0.1793519676942960.4625625225696250.893465421061811
DMSO vs. IL7-0.008013149399603420.9643369907666610.993369269778594
DMSO vs. SAHA-0.1551869141485490.5095555076133970.819244134430115
HIV vs. Mock in Activation0.2701146486752230.6639331474470580.999983755607037
HIV vs. Mock in Latency-0.004760465801877920.9768958492444850.999834320637052
IL7 vs. CD3-0.3173607442258830.325681780799290.463870606232511
SAHA vs. CD3-0.4810872505826210.1773637684238090.275298381928809
SAHA vs. IL7-0.1370677544891510.5727954106330150.778778571289083
(2). Iglesias-Ussel et al., J. Virol., 2013

Up and Downregulated transcripts during Latency (Latently infected CD4+ T cells vs Uninfected)- Primary CD4+Tcell based model
Log2 Fold Change P Value
unknown unknown

Gene expression during HIV infection and replication

(1). Imbeault et al., PloS Pathog., 2012

Transcriptomic profiling of HIV-1 infected CD4+ T cells - Primary CD4+ T cells
Experiment type Log2 Fold Change P Value Adjusted P Value
Infected vs. Mock unknown unknown unknown
Infected vs. Bystander unknown unknown unknown
(2). Lefebvre et al., J. Virol., 2011

Transcriptome analysis of T-cell line (Sup T1)
Log2 Fold Change unknown
(3). Li et al., J. Immunol., 2013

Lymphatic tissue
Acute Fold Change Acute P Value Asymt Fold Change Asypt P Value AIDS Fold Change AIDS P Value
1.7 0.001688875 1.2 0.094624757 1.6 0.107999986
(4). Chang et al., MBio., 2011

Transcriptome analysis of T-cell line (Sup T1)

Derived from Sherrill-Mix et al., BMC Retrovirol., 2015 cross validation
Up-regulated (True) FALSE
(5). Sherrill-Mix et al., BMC Retrovirol., 2015

Deep RNA-seq analysis of primary human T cell infected with low passage HIV isolate HIV89.6 - Primary CD4+ T cell based
Test Status Log2 Fold Change P Value
OK 1.69778 0.000305467
(6). Rotger et al., PLoS Pathog., 2010

Genome-wide mRNA expression of CD4+ T cells from HIV-infected patient
(Genes differentially expressed (at adjusted p<0.01) according to the empirical Bayes approach)
Log2 Fold Change P Value
unknown unknown

Proteomic/Transcriptomics studies indicating differentially expressed genes mediated by HIV

(1). Greenwood et al., Elife, 2016

Activated (CD3/CD28) Primary human CD4+ T cells infected with pNL4-3-dE-EGFP. The table shows the complete (unfiltered) TMT (tandem mass tag)-based proteomic time course dataset
6 h 24 h 48 h 72 h RTi
0.956 0.848 0.777 0.812 0.898
(2). Navare et al., Virology, 2012

SUP-T1 cell line
FC-4hpi P-value FC-8hpi P-value FC-20hpi P-value Category
unknown unknown unknown unknown unknown unknown unknown
(3). Hyrcza et al., J. Virolo., 2007

Primary human CD4+ and CD8+ T Cells
Affymetrix Prob ID Fold Change In CD8? Category
unknown unknown unknown unknown

Protein Overview       top

Drug-protein Interaction       (annotations from DrugBank)      top

not found

Protein Secondary Structure       (annotations from PDB)      top

PDB Accession Method Resolution Chain Structure Preview
1K1G NMR - A=133-260.
1O0P NMR - B=13-25.
1OPI NMR - B=13-25.
2M09 NMR - A=27-145.
2M0G NMR - A=1-145.
4FXW X-ray 2.2Å B/D=14-132.
4FXX X-ray 2.4Å A/B/C/D=26-132.

HIV-1 Interaction       (annotations from NCBI HIV-1 Interaction Database)      top

HIV Partner Interaction Type PubMed
capsid interacts with 25505242

Metabolic/Signalling Pathway       (annotations from KEGG database)      top

Pathway Accession Number Description
not found