Host Protein General Information (ID: PT0625)
  Protein Name
Malate dehydrogenase, mitochondrial (MDH2)
  Gene Name
MDH2
  Host Species
Homo sapiens
  Uniprot Entry Name
MDHM_HUMAN
  Protein Families
LDH/MDH superfamily
  EC Number
1.1.1.37
  Subcellular Location
Mitochondrion matrix
  External Link
NCBI Gene ID
4191
Uniprot ID
P40926
Ensembl ID
ENSG00000146701
HGNC ID
HGNC:6971
  Related KEGG Pathway
Cysteine and methionine metabolism hsa00270            Pathway Map 
Citrate cycle (TCA cycle) hsa00020            Pathway Map 
Pyruvate metabolism hsa00620            Pathway Map 
Glyoxylate and dicarboxylate metabolism hsa00630            Pathway Map 
Metabolic pathways hsa01100            Pathway Map 
Carbon metabolism hsa01200            Pathway Map 
  3D Structure

Function of This Protein During Virus Infection
Virus NameSARS-COV-2 Protein Function Anti-viral [1]
Infected TissueLung Infection Time7-9 Days
Infected CellCalu-3 Cells (Human epithelial cell line) Cellosaurus IDCVCL_0609 
Method DescriptionTo detect the role of host protein MDH2 in viral infection, MDH2 protein knockout Calu-3 Cells were infected with SARS-COV-2 for 7 - 9 Days , and the effects on infection was detected through CRISPR-based genome-wide gene-knockout screen.
ResultsIt is reported that knockout of MDH2 increases SARS-CoV-2 RNA levels compared with control group.

Host Protein - Virus RNA Network

 Full List of Virus RNA Interacting with This Protien
            RNA Region: 3'-UTR (hCoV-19/IPBCAMS-YL01/2020 )
              RNA Region Details RNA Info Click to show the detail information of this RNA binding region [2]
              Strains Name
hCoV-19/IPBCAMS-YL01/2020
              Strains Family
Beta (B.1.351)
              RNA Binding Region
3'-UTR
              Virus Name
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
              Interaction Type Unlikely to be direct binder
              Infection Cells Huh7.5.1 cells (Hepatocyte derived cellular carcinoma cell)  (CVCL_E049 )
              Cell Originated Tissue Liver
              Infection Time 30 h
              Interaction Score MIST = 0.646340198
              Method Description comprehensive identification of RNA-binding proteins by massspectrometry (ChIRP-MS)
           RNA Region: Not Specified Virus Region (hCoV-19/England/02/2020 )
              RNA Region Details RNA Info Click to show the detail information of this RNA binding region [3]
              Strains Name
hCoV-19/England/02/2020
              Strains Family
Beta (B.1.351)
              RNA Binding Region
Not Specified Virus Region
              Virus Name
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
              Infection Cells Calu-3 cells (Human lung cancer cell) Calu-3 cells (Human lung cancer cell)  (CVCL_0609 )
              Cell Originated Tissue Lung
              Infection Time 24 h
              Interaction Score P-adjust = 0.070
              Method Description UV protein-RNA crosslinking; RNA interactome capture (cRIC); RNA antisense purification coupled with mass spectrometry (RAP-MS)

Differential Gene Expression During SARS-COV-2 Infection
GEO Accession: GSE152641
Sample Type: Blood
Samples Details: Healthy Control: 24; COVID-19: 62
Platform: GPL24676 Illumina NovaSeq 6000
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GEO Accession: GSE162835
Sample Type: Nasopharyngeal Swabs
Samples Details: COVID-19 (Mild Symptoms): 37; COVID-19 (Moderate Symptoms): 10; COVID-19 (Severe Symptoms): 3
Platform: GPL24676 Illumina NovaSeq 6000
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GEO Accession: GSE175779
Sample Type: Human Bronchial Epithelial Cells
Samples Details: Healthy Control: 4 (0, 24, 48, 72 and 96 h); COVID-19: 4 (24, 48, 72 and 96 h)
Platform: GPL18573 Illumina NextSeq 500
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Protein Sequence Information
MLSALARPASAALRRSFSTSAQNNAKVAVLGASGGIGQPLSLLLKNSPLVSRLTLYDIAHTPGVAADLSHIETKAAVKGYLGPEQLPDCLKGCDVVVIPAGVPRKPGMTRDDLFNTNATIVATLTAACAQHCPEAMICVIANPVNSTIPITAEVFKKHGVYNPNKIFGVTTLDIVRANTFVAELKGLDPARVNVPVIGGHAGKTIIPLISQCTPKVDFPQDQLTALTGRIQEAGTEVVKAKAGAGSATLSMAYAGARFVFSLVDAMNGKEGVVECSFVKSQETECTYFSTPLLLGKKGIEKNLGIGKVSSFEEKMISDAIPELKASIKKGEDFVKTLK
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References
1 Genome-wide CRISPR screens identify GATA6 as a proviral host factor for SARS-CoV-2 via modulation of ACE2. Nat Commun. 2022 Apr 25;13(1):2237.
2 Comparison of viral RNA-host protein interactomes across pathogenic RNA viruses informs rapid antiviral drug discovery for SARS-CoV-2. Cell Res. 2022 Jan;32(1):9-23.
3 Global analysis of protein-RNA interactions in SARS-CoV-2-infected cells reveals key regulators of infection. Mol Cell. 2021 Jul 1;81(13):2851-2867.e7.