Annotations: 8YPU

Cryo-EM structure of ButCD complex

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	WD40	e8ypuD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
C	DncV-like_NTFase	e8ypuC01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: DncV-like_NTFase	ECOD (v294.2)
B	WD40	e8ypuB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)
A	WD40	e8ypuA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: WD40	ECOD (v294.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	SusC/RagA family TonB-linked outer membrane protein	-	-	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane
A, B	Membrane protein	-	-	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR039426	TonB-dependent receptor-like	Family
C, D	IPR037066	TonB-dependent receptor, plug domain superfamily	Homologous Superfamily
C, D	IPR036942	TonB-dependent receptor-like, beta-barrel domain superfamily	Homologous Superfamily
C, D	IPR023997	TonB-dependent outer membrane protein SusC/RagA, conserved site	Conserved Site
C, D	IPR023996	TonB-dependent outer membrane protein, SusC/RagA	Family
C, D	IPR012910	TonB-dependent receptor, plug domain	Domain
C, D	IPR008969	Carboxypeptidase-like, regulatory domain superfamily	Homologous Superfamily
A, B	IPR012944	RagB/SusD domain	Domain
A, B	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
A, B	IPR033985	SusD-like, N-terminal	Domain

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Monomeric/Dimeric	ButCD TonB-dependent ubiquitin homologues (BUbb) transporter (SusCD variant)

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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.