Detailed entry information

Protein Information (annotations from UniProt)

Database IDHIV0001235
UniProt IDQ9BZE4
Primary gene name(s)GTPBP4
Synonym gene name(s)CRFG, NOG1
Protein nameNucleolar GTP-binding protein 1
Protein functionInvolved in the biogenesis of the 60S ribosomal subunit. {ECO:0000250}.
Subcellular locationNucleus, nucleolus {ECO:0000269|PubMed:11316846, ECO:0000269|PubMed:12429849, ECO:0000269|Ref.8}.
ECO codeClick here for more information.
Amino acid sequence
FASTA format: Q9BZE4
Gene Ontology
(Biological Process)
Complete annatation
maturation of LSU-rRNA from tricistronic rRNA transcript, SSU-rRNA, 5.8S rRNA, LSU-rRNA [GO:0000463];
negative regulation of cell-cell adhesion [GO:0022408];
negative regulation of cell migration [GO:0030336];
negative regulation of cell proliferation [GO:0008285];
negative regulation of collagen binding [GO:0033342];
negative regulation of DNA replication [GO:0008156];
negative regulation of protein ubiquitination [GO:0031397];
osteoblast differentiation [GO:0001649];
protein stabilization [GO:0050821];
regulation of cyclin-dependent protein serine/threonine kinase activity [GO:0000079]
Gene Ontology
(Molecular Function)
Complete annatation
GTPase activity [GO:0003924];
GTP binding [GO:0005525];
poly(A RNA binding [GO:0044822]
Gene Ontology
(Cellular Component)
Complete annatation
cytoplasm [GO:0005737];
Golgi apparatus [GO:0005794];
membrane [GO:0016020];
nuclear membrane [GO:0031965];
nucleolus [GO:0005730];
nucleus [GO:0005634];
perinuclear region of cytoplasm [GO:0048471]
Protein-protein interaction117104
Phylogenetic treeQ9BZE4
HIV replication factor status Zhou et al., Cell. Host. Microbe., 2008
      unknown
Brass et al., Science, 2008
      unknown
Smith et al., J. Immunol, 2010
      unknown
Interferon-stimulated
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. CD32.211728950574711.01580188704986e-101.78025186530413e-09
AZA vs. DISU-0.1067086144043660.6733328982796110.964359080090001
AZA vs. IL70.47037279697270.01473340566000540.402312723755907
AZA vs. SAHA-0.3314296309051220.175439819351290.534258552909364
DISU vs. CD3-2.331153729105578.76229866442202e-101.77054812422919e-08
DISU vs. IL70.5681461600540090.02454036447187160.199759995174858
DISU vs. SAHA-0.2234675469423050.443778381240110.788886999725135
DMSO vs. AZA-0.01088049472117020.9483800702534921
DMSO vs. CD3-2.233234736660722.47434295275184e-114.30936145470595e-10
DMSO vs. DISU0.09426420983459730.6994558768949690.958803444206224
DMSO vs. IL70.4884047390886150.006797139317524460.171924287267921
DMSO vs. SAHA-0.3275988470872560.1656365325281950.491980327499494
HIV vs. Mock in Activation-0.04919517203531660.9368863625860850.999983755607037
HIV vs. Mock in Latency-0.07848922671147580.6358187588891210.999834320637052
IL7 vs. CD3-1.733462394673031.52689365706671e-071.79803656976301e-06
SAHA vs. CD3-2.567916278431037.15660863903622e-121.88549112220762e-10
SAHA vs. IL7-0.8049930058640740.001030564694214030.0119131381906306
(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
unknown unknown unknown unknown unknown unknown
(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 0.252008 0.0660275
(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
0.984 0.882 0.801 0.758 0.801
(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

not found

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

HIV Partner Interaction Type PubMed
HIV-1 virus replication enhanced by expression of human gene 19460752

Metabolic/Signalling Pathway       (annotations from KEGG database)      top

Pathway Accession Number Description
hsa03008 Ribosome biogenesis in eukaryotes - Homo sapiens (human)
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