4HYG | pdb_00004hyg

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Cupin_7	e4hygD2	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Cupin_7	ECOD (v294.1)
C	Terminase_2	e4hygC1	A: a/b three-layered sandwiches	X: small terminase oligomerization domain	H: small terminase oligomerization domain	T: small terminase oligomerization domain	F: Terminase_2	ECOD (v294.1)
B	SPP	e4hygB1	A: a/b three-layered sandwiches	X: Repetitive alpha hairpins	H: Ribosomal protein L31e/gp120 outer domain	T: Ribosomal protein L31e/gp120 outer domain	F: SPP	ECOD (v294.1)
A	RimK	e4hygA2	A: a/b three-layered sandwiches	X: Fusion glycoprotein F2	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: RimK	ECOD (v294.1)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Putative uncharacterized protein	aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic endopeptidase activity, intramembrane cleaving aspartic-type endopeptidase activity catalytic activity endopeptidase activity identical protein binding protein binding binding	-	cellular anatomical structure endomembrane system membrane

Chains	Accession	Name	Type
A, B, C, D	IPR010545	Signal-peptide peptidase, presenilin aspartyl protease, archaea	Family
A, B, C, D	IPR006639	Presenilin/signal peptide peptidase	Family

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D	OPM	Transmembrane	Alpha-helical polytopic	Peptidase AD	Signal-peptide peptidase/presenelin

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

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

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Intramembrane Proteases	PSH presenilin/SPP homologue aspartate protease (C222 space group)

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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