8G50

E. coli DHFR complex with NADP+ and folate: EF-X excited state model by Laue diffraction (electric field along b axis; 8-fold extrapolation of structure factor differences)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Dihydrofolate reductase-like	8032695	3001255	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Dihydrofolate reductase-like	8032695	3001255	SCOP2B (2022-06-29)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Dihydrofolate reductase	amide binding organic acid binding binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding methotrexate binding small molecule binding NADP+ binding nucleotide binding nucleoside phosphate binding purine nucleotide binding amide binding organic acid binding binding ion binding organic cyclic compound binding anion binding carboxylic acid binding heterocyclic compound binding methotrexate binding small molecule binding NADP+ binding nucleotide binding nucleoside phosphate binding purine nucleotide binding adenyl nucleotide binding NADP binding dihydrofolic acid binding modified amino acid binding NADPH binding vitamin binding folic acid binding dihydrofolate reductase activity oxidoreductase activity oxidoreductase activity, acting on the CH-NH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on the CH-NH group of donors catalytic activity	response to stimulus response to chemical response to xenobiotic stimulus response to methotrexate response to organic substance response to organonitrogen compound response to oxygen-containing compound response to nitrogen compound response to organic cyclic compound cellular metabolic process small molecule metabolic process metabolic process cellular process one-carbon metabolic process response to stimulus response to chemical response to xenobiotic stimulus response to methotrexate response to organic substance response to organonitrogen compound response to oxygen-containing compound response to nitrogen compound response to organic cyclic compound cellular metabolic process small molecule metabolic process metabolic process cellular process one-carbon metabolic process organonitrogen compound metabolic process oxoacid metabolic process dicarboxylic acid metabolic process dihydrofolate metabolic process carboxylic acid metabolic process organic acid metabolic process cellular modified amino acid metabolic process organic cyclic compound metabolic process organic substance metabolic process folic acid-containing compound metabolic process pteridine-containing compound metabolic process vitamin metabolic process amide metabolic process water-soluble vitamin metabolic process folic acid metabolic process response to antibiotic folic acid-containing compound biosynthetic process organonitrogen compound biosynthetic process biosynthetic process cellular modified amino acid biosynthetic process organic cyclic compound biosynthetic process pteridine-containing compound biosynthetic process organic substance biosynthetic process tetrahydrofolate biosynthetic process tetrahydrofolate metabolic process serine family amino acid metabolic process cellular biosynthetic process amino acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process glycine metabolic process glycine biosynthetic process small molecule biosynthetic process L-amino acid biosynthetic process primary metabolic process L-amino acid metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process proteinogenic amino acid biosynthetic process serine family amino acid biosynthetic process alpha-amino acid biosynthetic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017925	Dihydrofolate reductase conserved site	Conserved Site
A, B	IPR012259	Dihydrofolate reductase	Family
A, B	IPR024072	Dihydrofolate reductase-like domain superfamily	Homologous Superfamily
A, B	IPR001796	Dihydrofolate reductase domain	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSD	Parent Component: CYS RESID: AA0262 PSI-MOD : L-cysteine sulfinic acid MOD:00267

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.