Annotations: 4QQ1

Crystal structure of the isotype 1 Transferrin binding protein B (TbpB) from serogroup B Neisseria meningitidis

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2 Family	N-lobe and C-lobe of Tf-binding protein B-like	8047016	4006246	SCOP2 (2022-06-29)
C	SCOP2 Family	N-lobe and C-lobe of Tf-binding protein B-like	8048876	4006246	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8052202	3002098	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8047024	3002098	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052203	3002099	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052204	3002099	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052203	3002099	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8052202	3002098	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8047024	3002098	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052204	3002099	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8047024	3002098	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052203	3002099	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TbpB N-lobe and C-lobe beta-barrel domains-like	8052202	3002098	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	TbpB N-lobe and C-lobe handle domains-like	8052204	3002099	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)
C	VRR_NUC	e4qq1C1	A: beta barrels	X: HAD domain-like	H: Hemagglutinin HA2 chain	T: Hemagglutinin HA2 chain	F: VRR_NUC	ECOD (v294.2)
B	VRR_NUC	e4qq1B1	A: beta barrels	X: HAD domain-like	H: Hemagglutinin HA2 chain	T: Hemagglutinin HA2 chain	F: VRR_NUC	ECOD (v294.2)
A	DAO	e4qq1A1	A: beta barrels	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: DAO	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	2.40.128.250	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)
C	2.40.160.90	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)
C	2.40.128.240	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)
B	2.40.128.250	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)
B	2.40.160.90	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)
B	2.40.128.240	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)
A	2.40.128.250	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)
A	2.40.160.90	Mainly Beta	Beta Barrel	Porin		CATH (4.3.0)
A	2.40.128.240	Mainly Beta	Beta Barrel	Lipocalin		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Transferrin-binding protein 2	-	-	cell surface cellular anatomical structure cell outer membrane external encapsulating structure extracellular region membrane cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR011250	Outer membrane protein/outer membrane enzyme PagP, beta-barrel	Homologous Superfamily
A, B, C	IPR001677	Transferrin-binding protein B, C-lobe/N-lobe beta-barrel domain	Domain
A, B, C	IPR035313	Transferrin-binding protein B, N-lobe handle	Domain
A, B, C	IPR038669	TbpB, N-lobe handle domain superfamily	Homologous Superfamily
A, B, C	IPR038197	TbpB, C-lobe handle domain superfamily	Homologous Superfamily
A, B, C	IPR035316	Transferrin-binding protein B, C-lobe handle domain	Domain

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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.