Detailed entry information

Protein Information (annotations from UniProt)

Database IDHIV0000123
UniProt IDO95445
Primary gene name(s)APOM
Synonym gene name(s)G3A, NG20
Protein nameApolipoprotein M
Protein functionProbably involved in lipid transport. Can bind sphingosine-1-phosphate, myristic acid, palmitic acid and stearic acid, retinol, all-trans-retinoic acid and 9-cis-retinoic acid. {ECO:0000269|PubMed:17525477, ECO:0000269|PubMed:19733574}.
Subcellular locationSecreted {ECO:0000269|PubMed:17525477, ECO:0000269|PubMed:18279674, ECO:0000269|PubMed:18460466}. Note=Present in high density lipoprotein, HDL and to a lesser extent in triglyceride-rich lipoproteins, TGRLP and low density lipoproteins, LDL.
ECO codeClick here for more information.
Amino acid sequence
FASTA format: O95445
Gene Ontology
(Biological Process)
Complete annatation
cholesterol efflux [GO:0033344];
cholesterol homeostasis [GO:0042632];
high-density lipoprotein particle assembly [GO:0034380];
high-density lipoprotein particle clearance [GO:0034384];
high-density lipoprotein particle remodeling [GO:0034375];
lipoprotein metabolic process [GO:0042157];
negative regulation of plasma lipoprotein particle oxidation [GO:0034445];
response to glucose [GO:0009749];
retinoid metabolic process [GO:0001523];
reverse cholesterol transport [GO:0043691]
Gene Ontology
(Molecular Function)
Complete annatation
antioxidant activity [GO:0016209];
lipid transporter activity [GO:0005319];
phospholipid binding [GO:0005543]
Gene Ontology
(Cellular Component)
Complete annatation
discoidal high-density lipoprotein particle [GO:0034365];
extracellular exosome [GO:0070062];
extracellular region [GO:0005576];
high-density lipoprotein particle [GO:0034364];
integral component of plasma membrane [GO:0005887];
low-density lipoprotein particle [GO:0034362];
spherical high-density lipoprotein particle [GO:0034366];
very-low-density lipoprotein particle [GO:0034361]
Protein-protein interaction121006
Phylogenetic treeO95445
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. CD30.1824501250865250.6002954686866760.704975323675049
AZA vs. DISU0.04063034387939720.8851721309230530.991918155184987
AZA vs. IL7-0.1218016121176050.6004696974394650.999311006273513
AZA vs. SAHA-0.3882484796160210.1672351643280070.521924059531339
DISU vs. CD3-0.1537885726961610.6863422706147450.779550674812505
DISU vs. IL7-0.1734725980348880.5347997441864670.846123218758665
DISU vs. SAHA-0.4272932212706160.181547328018920.547181555552091
DMSO vs. AZA-0.08023533310547360.7071018443191261
DMSO vs. CD3-0.2775424280863060.4131302743415110.527351938904835
DMSO vs. DISU-0.1249261048125060.6462240543015050.948718606753403
DMSO vs. IL7-0.03175836242218860.8851973909287220.975694109390159
DMSO vs. SAHA-0.3143070952179190.2466266684537690.594744571286846
HIV vs. Mock in Activation-0.225883914953470.7271450267548020.999983755607037
HIV vs. Mock in Latency-0.03930285598157990.8440195014963630.999834320637052
IL7 vs. CD3-0.2955441940961630.3878020372371640.524669249374003
SAHA vs. CD3-0.5958040598576960.1127486063067590.191926069924642
SAHA vs. IL7-0.2720488446278530.3303980357446040.580904419276887
(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) TRUE
(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 -0.418969 0.867514
(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
unknown unknown unknown unknown unknown
(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

Drugbank ID Drug Name Drug Status Pharmacological Action Drug Action
DB08231 MYRISTIC ACID experimental unknown unknown

Protein Secondary Structure       (annotations from PDB)      top

PDB Accession Method Resolution Chain Structure Preview
2WEW X-ray 1.9Å A=22-188.
2WEX X-ray 2.0Å A=22-188.
2YG2 X-ray 1.7Å A/B=22-188.

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

not found

Metabolic/Signalling Pathway       (annotations from KEGG database)      top

Pathway Accession Number Description
not found