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QDPR
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PROTEIN STRUCTURE
ANTIBODIES
AND
VALIDATION
Protein structures
GENERAL INFORMATIONi

General description of the gene and the encoded protein(s) using information from HGNC and Ensembl, as well as predictions made by the Human Protein Atlas project.

Gene namei

Official gene symbol, which is typically a short form of the gene name, according to HGNC.

QDPR
Synonyms DHPR, PKU2, SDR33C1
Gene descriptioni

Full gene name according to HGNC.

Quinoid dihydropteridine reductase
Protein classi

Assigned HPA protein class(es) for the encoded protein(s).

Read more
Disease related genes
Enzymes
Human disease related genes
Metabolic proteins
Plasma proteins
Potential drug targets
Predicted locationi

All transcripts of all genes have been analyzed regarding the location(s) of corresponding protein based on prediction methods for signal peptides and transmembrane regions.

  • Genes with at least one transcript predicted to encode a secreted protein, according to prediction methods or to UniProt location data, have been further annotated and classified with the aim to determine if the corresponding protein(s) are secreted or actually retained in intracellular locations or membrane-attached.

  • Remaining genes, with no transcript predicted to encode a secreted protein, will be assigned the prediction-based location(s).

The annotated location overrules the predicted location, so that a gene encoding a predicted secreted protein that has been annotated as intracellular will have intracellular as the final location.

Read more
Intracellular
Protein evidence Evidence at protein level (all genes)
GENE INFORMATIONi

Gene information from Ensembl and Entrez, as well as links to available gene identifiers are displayed here. Information was retrieved from Ensembl if not indicated otherwise.

Chromosome 4
Cytoband p15.32
Chromosome location (bp) 17460261 - 17512206
Number of transcriptsi

Number of protein-coding transcripts from the gene as defined by Ensembl.

5
Ensembl ENSG00000151552 (version 103.38)
Entrez gene 5860
HGNC HGNC:9752
UniProt P09417 (UniProt - Evidence at protein level)
neXtProt NX_P09417
Antibodypedia QDPR antibodies


PROTEIN STRUCTUREi

The Structure section provides predicted structures from the Alphafold protein structure database and available experimental structures from Protein Data Bank (PDB).

In the Structure drop-down menu all experimental structures from PDB are available for selection and display. The structures are displayed using the NGL Viewer and can be zoomed-in and rotated either manually or by checking the Autorotate box. The Color scheme can be selected to show the residue index, chain name or confidence score (as B-factors and pLDDT score for experimental and predicted structures, respectively). The positions for available antigen sequences in the structure are shown if Antigens is turned to ON, and the Variants slider can be used to show the positions of clinical and population variants.https://github.com/nglviewer/ngl

Read more

Predicted


Description: Structure prediction from Alphafold project. Structure version 2

# Chains: 1      # Clinical variants: 5      # Population variants: 175

Experimental


Description: THE CRYSTALLOGRAPHIC STRUCTURE OF A HUMAN DIHYDROPTERIDINE REDUCTASE NADH BINARY COMPLEX EXPRESSED IN ESCHERICHIA COLI BY A CDNA CONSTRUCTED FROM ITS RAT HOMOLOGUE (X-ray)

# Chains: 1      # Clinical variants: 5      # Population variants: 175

Antigens:

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On

Variants:

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Clinical
Population

Color scheme:

Confidence
Residue index
Chain name

Autorotate:

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On



PROTEIN BROWSERi

The protein browser displays the antigen location on the target protein(s) and the features of the target protein. The tabs at the top of the protein view section can be used to switch between the different splice variants to which an antigen has been mapped.

At the top of the view, the position of the antigen (identified by the corresponding HPA identifier) is shown as a green bar. A yellow triangle on the bar indicates a <100% sequence identity to the protein target.

Below the antigens, the maximum percent sequence identity of the protein to all other proteins from other human genes is displayed, using a sliding window of 10 aa residues (HsID 10) or 50 aa residues (HsID 50). The region with the lowest possible identity is always selected for antigen design, with a maximum identity of 60% allowed for designing a single-target antigen (read more).

The curve in blue displays the predicted antigenicity i.e. the tendency for different regions of the protein to generate an immune response, with peak regions being predicted to be more antigenic.The curve shows average values based on a sliding window approach using an in-house propensity scale. (read more).

If a signal peptide is predicted by a majority of the signal peptide predictors SPOCTOPUS, SignalP 4.0, and Phobius (turquoise) and/or transmembrane regions (orange) are predicted by MDM, these are displayed.

Low complexity regions are shown in yellow and InterPro regions in green. Common (purple) and unique (grey) regions between different splice variants of the gene are also displayed (read more), and at the bottom of the protein view is the protein scale.
QDPR-201
QDPR-202
QDPR-204
QDPR-206
QDPR-208


PROTEIN INFORMATIONi

The protein information section displays alternative protein-coding transcripts (splice variants) encoded by this gene according to the Ensembl database.

The ENSP identifier links to the Ensembl website protein summary, while the ENST identifier links to the Ensembl website transcript summary for the selected splice variant. The data in the UniProt column can be expanded to show links to all matching UniProt identifiers for this protein.

The protein classes assigned to this protein are shown if expanding the data in the protein class column. Parent protein classes are in bold font and subclasses are listed under the parent class.

The Gene Ontology terms assigned to this protein are listed if expanding the Gene ontology column. The length of the protein (amino acid residues according to Ensembl), molecular mass (kDalton), predicted signal peptide (according to a majority of the signal peptide predictors SPOCTOPUS, SignalP 4.0, and Phobius) and the number of predicted transmembrane region(s) (according to MDM) are also reported.
Splice variant UniProt Protein class Gene ontology Length & mass Signal peptide
(predicted)
Transmembrane regions
(predicted)
QDPR-201
ENSP00000281243
ENST00000281243
P09417 [Direct mapping]
Dihydropteridine reductase
A0A140VKA9 [Target identity:100%; Query identity:100%]
Testis secretory sperm-binding protein Li 236P
Show all
Enzymes
   ENZYME proteins
   Oxidoreductases
Metabolic proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Plasma proteins
Disease related genes
Potential drug targets
Human disease related genes
   Congenital disorders of metabolism
   Congenital disorders of amino acid metabolism
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0001889 [liver development]
GO:0004155 [6,7-dihydropteridine reductase activity]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0006520 [cellular amino acid metabolic process]
GO:0006559 [L-phenylalanine catabolic process]
GO:0006729 [tetrahydrobiopterin biosynthetic process]
GO:0009055 [electron transfer activity]
GO:0010044 [response to aluminum ion]
GO:0010288 [response to lead ion]
GO:0016491 [oxidoreductase activity]
GO:0022900 [electron transport chain]
GO:0033762 [response to glucagon]
GO:0035690 [cellular response to drug]
GO:0042802 [identical protein binding]
GO:0043005 [neuron projection]
GO:0051066 [dihydrobiopterin metabolic process]
GO:0055114 [oxidation-reduction process]
GO:0070062 [extracellular exosome]
GO:0070402 [NADPH binding]
GO:0070404 [NADH binding]
Show all
244 aa
25.8 kDa
No 0
QDPR-202
ENSP00000390944
ENST00000428702
P09417 [Direct mapping]
Dihydropteridine reductase
Show all
Enzymes
   ENZYME proteins
   Oxidoreductases
Metabolic proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Plasma proteins
Disease related genes
Potential drug targets
Human disease related genes
   Congenital disorders of metabolism
   Congenital disorders of amino acid metabolism
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0004155 [6,7-dihydropteridine reductase activity]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0006520 [cellular amino acid metabolic process]
GO:0006559 [L-phenylalanine catabolic process]
GO:0006729 [tetrahydrobiopterin biosynthetic process]
GO:0009055 [electron transfer activity]
GO:0016491 [oxidoreductase activity]
GO:0022900 [electron transport chain]
GO:0051066 [dihydrobiopterin metabolic process]
GO:0055114 [oxidation-reduction process]
GO:0070062 [extracellular exosome]
GO:0070402 [NADPH binding]
GO:0070404 [NADH binding]
Show all
213 aa
22.4 kDa
No 0
QDPR-204
ENSP00000420873
ENST00000505710
H0Y8F7 [Direct mapping]
Dihydropteridine reductase
Show all
Metabolic proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Human disease related genes
   Congenital disorders of metabolism
   Congenital disorders of amino acid metabolism
Protein evidence (Ezkurdia et al 2014)
Show all
128 aa
13.6 kDa
No 0
QDPR-206
ENSP00000426377
ENST00000508623
D6RGG7 [Direct mapping]
Dihydropteridine reductase
Show all
Metabolic proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Human disease related genes
   Congenital disorders of metabolism
   Congenital disorders of amino acid metabolism
Protein evidence (Ezkurdia et al 2014)
Show all
162 aa
17 kDa
No 0
QDPR-208
ENSP00000422759
ENST00000513615
B7Z415 [Direct mapping]
Dihydropteridine reductase; Quinoid dihydropteridine reductase, isoform CRA_c; cDNA FLJ55000, highly similar to Dihydropteridine reductase
Show all
Metabolic proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Human disease related genes
   Congenital disorders of metabolism
   Congenital disorders of amino acid metabolism
Protein evidence (Ezkurdia et al 2014)
Show all
152 aa
16 kDa
No 0

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The Human Protein Atlas project is funded
by the Knut & Alice Wallenberg Foundation.