Annotations: 8DJK

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Cytochromes	8057879	3001526	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	UbiA	e8djkB1	A: alpha bundles	X: Terpenoid synthases (From Topology)	H: Terpenoid synthases (From Topology)	T: Terpenoid synthases	F: UbiA	ECOD (1.6)
C	Cytochrom_B562_1	e8djkC1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Cytochromes (From Topology)	T: Cytochromes	F: Cytochrom_B562_1	ECOD (1.6)
D [auth L]	V-set	e8djkL1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set	ECOD (1.6)
E [auth H]	V-set_8	e8djkH1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_8	ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth L]	Light Chain	IGKV5	Kappa	ubia prenyltransferase domain-containing protein 1 \| 3-hydroxy-3-methylglutaryl-coenzyme a reductase	SAbDab (2024-11-08)
E [auth H]	Heavy Chain	IGHV1	-	ubia prenyltransferase domain-containing protein 1 \| 3-hydroxy-3-methylglutaryl-coenzyme a reductase	SAbDab (2024-11-08)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF12349	Sterol-sensing domain of SREBP cleavage-activation (Sterol-sensing)	Sterol-sensing domain of SREBP cleavage-activation	-	Family
B	PF01040	UbiA prenyltransferase family (UbiA)	UbiA prenyltransferase family	-	Family
C	PF07361	Cytochrome b562 (Cytochrom_B562)	Cytochrome b562	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	3-hydroxy-3-methylglutaryl-coenzyme A reductase	binding nucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding heterocyclic compound binding NADPH binding NADP binding small molecule binding GTPase regulator activity enzyme regulator activity binding nucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding heterocyclic compound binding NADPH binding NADP binding small molecule binding GTPase regulator activity enzyme regulator activity nucleoside-triphosphatase regulator activity molecular function regulator activity coenzyme A binding amide binding sulfur compound binding oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors hydroxymethylglutaryl-CoA reductase (NADPH) activity catalytic activity	negative regulation of protein transport protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of cellular process regulation of protein localization transport negative regulation of biological process negative regulation of transport protein localization to extracellular region localization negative regulation of secretion regulation of secretion by cell negative regulation of protein transport protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of cellular process regulation of protein localization transport negative regulation of biological process negative regulation of transport protein localization to extracellular region localization negative regulation of secretion regulation of secretion by cell secretion by cell cellular macromolecule localization negative regulation of cellular process negative regulation of secretion by cell negative regulation of protein localization regulation of biological process regulation of transport secretion biological regulation regulation of establishment of protein localization establishment of protein localization to extracellular region negative regulation of establishment of protein localization export from cell regulation of protein transport protein secretion establishment of localization regulation of secretion regulation of protein secretion negative regulation of protein secretion protein transport regulation of cellular localization macromolecule localization cellular process isoprenoid biosynthetic process cellular biosynthetic process cellular metabolic process lipid biosynthetic process primary metabolic process biosynthetic process cellular lipid metabolic process metabolic process lipid metabolic process isoprenoid metabolic process response to light stimulus multicellular organismal process system process learning learning or memory nervous system process response to stimulus visual learning visual behavior cognition associative learning behavior response to radiation response to abiotic stimulus secondary alcohol biosynthetic process small molecule biosynthetic process cholesterol biosynthetic process organic hydroxy compound metabolic process sterol metabolic process steroid metabolic process cholesterol metabolic process alcohol metabolic process secondary alcohol metabolic process sterol biosynthetic process organic hydroxy compound biosynthetic process alcohol biosynthetic process small molecule metabolic process steroid biosynthetic process cellular response to stimulus regulation of signaling signaling regulation of signal transduction regulation of MAPK cascade intracellular signal transduction cell communication regulation of intracellular signal transduction regulation of response to stimulus intracellular signaling cassette MAPK cascade regulation of cell communication ERK1 and ERK2 cascade signal transduction regulation of ERK1 and ERK2 cascade nucleoside phosphate metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process sulfur compound metabolic process amide metabolic process phosphorus metabolic process coenzyme A metabolic process negative regulation of catabolic process catabolic process regulation of protein metabolic process negative regulation of metabolic process protein catabolic process regulation of macromolecule metabolic process regulation of catabolic process macromolecule catabolic process negative regulation of protein catabolic process regulation of primary metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein catabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process negative regulation of amyloid-beta clearance regulation of multicellular organismal process amyloid-beta clearance regulation of amyloid-beta clearance negative regulation of multicellular organismal process positive regulation of cell communication modulation of chemical synaptic transmission positive regulation of biological process long-term synaptic potentiation synaptic signaling regulation of biological quality positive regulation of cellular process regulation of synaptic plasticity trans-synaptic signaling cell-cell signaling positive regulation of synaptic transmission chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling positive regulation of signaling	membrane-bounded organelle intracellular anatomical structure organelle subcompartment membrane cellular anatomical entity intracellular membrane-bounded organelle endomembrane system endoplasmic reticulum subcompartment intracellular organelle organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum cytoplasm organelle membrane membrane-bounded organelle intracellular anatomical structure organelle subcompartment membrane cellular anatomical entity intracellular membrane-bounded organelle endomembrane system endoplasmic reticulum subcompartment intracellular organelle organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum cytoplasm organelle membrane endoplasmic reticulum membrane peroxisome microbody membrane bounding membrane of organelle peroxisomal membrane microbody
B	UbiA prenyltransferase domain-containing protein 1	prenyltransferase activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity antioxidant activity	vitamin K metabolic process small molecule biosynthetic process fat-soluble vitamin metabolic process cellular biosynthetic process cellular metabolic process vitamin biosynthetic process vitamin metabolic process cellular ketone metabolic process biosynthetic process vitamin K biosynthetic process fat-soluble vitamin biosynthetic process small molecule metabolic process metabolic process cellular process vitamin K metabolic process small molecule biosynthetic process fat-soluble vitamin metabolic process cellular biosynthetic process cellular metabolic process vitamin biosynthetic process vitamin metabolic process cellular ketone metabolic process biosynthetic process vitamin K biosynthetic process fat-soluble vitamin biosynthetic process small molecule metabolic process metabolic process cellular process ketone biosynthetic process menaquinone metabolic process menaquinone biosynthetic process ubiquinone biosynthetic process via 3,4-dihydroxy-5-polyprenylbenzoate ubiquinone biosynthetic process quinone metabolic process quinone biosynthetic process ubiquinone metabolic process	membrane-bounded organelle Golgi membrane intracellular anatomical structure Golgi apparatus membrane cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle bounding membrane of organelle organelle cytoplasm organelle membrane nucleus membrane-bounded organelle Golgi membrane intracellular anatomical structure Golgi apparatus membrane cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle bounding membrane of organelle organelle cytoplasm organelle membrane nucleus endoplasmic reticulum
C	Soluble cytochrome b562	binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	cellular metabolic process electron transport chain metabolic process cellular process generation of precursor metabolites and energy	periplasmic space cellular anatomical entity
D [auth L]	Fab 15B2 Light Chain	-	-	-
E [auth H]	Fab 15B2 Heavy Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR004816	Hydroxymethylglutaryl-CoA reductase, metazoan	Family
A	IPR000731	Sterol-sensing domain	Domain
A	IPR053958	HMGCR/SNAP/NPC1-like, sterol-sensing domain	Domain
A	IPR002202	Hydroxymethylglutaryl-CoA reductase, class I/II	Family
A	IPR009023	Hydroxymethylglutaryl-CoA reductase, class I/II, NAD/NADP-binding domain superfamily	Homologous Superfamily
A	IPR004554	Hydroxymethylglutaryl-CoA reductase, eukaryotic/archaeal type	Family
A	IPR023282	Hydroxymethylglutaryl-CoA reductase, N-terminal	Homologous Superfamily
A	IPR009029	Hydroxymethylglutaryl-CoA reductase, class I/II, substrate-binding domain superfamily	Homologous Superfamily
A	IPR023074	Hydroxymethylglutaryl-CoA reductase, class I/II, catalytic domain superfamily	Homologous Superfamily
A	IPR023076	Hydroxymethylglutaryl-CoA reductase, class I/II, conserved site	Conserved Site
B	IPR044878	UbiA prenyltransferase superfamily	Homologous Superfamily
B	IPR000537	UbiA prenyltransferase	Family
B	IPR026046	UbiA prenyltransferase domain containing protein 1	Family
C	IPR010980	Cytochrome c/b562	Homologous Superfamily
C	IPR009155	Cytochrome b562	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C	OPM				Hydroxymethylglutaryl-coenzyme A reductase

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	HMG CoA Reductase	HMG CoA Reductase (HMG CoA) in complex with UBIAD1, state 1

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 R01GM157729.