Annotations: 5N99

CRYSTAL STRUCTURE OF STREPTAVIDIN with cyclic peptide NQpWQ

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)
X [auth Y]	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
U	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
S	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
Q	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
O	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	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)
X [auth Y]	Ig_3	e5n99Y1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
U	Ig_3	e5n99U1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
S	Ig_3	e5n99S1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
Q	Ig_3	e5n99Q1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
O	Ig_3	e5n99O1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
M	Ig_3	e5n99M1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
K	Ig_3	e5n99K1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
I	Ig_3	e5n99I1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
G	Ig_3	e5n99G1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
D	Ig_3	e5n99D1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
B	Ig_3	e5n99B1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)
A	Ig_3	e5n99A1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Ig_3	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
X [auth Y]	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
U	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
S	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
Q	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
O	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
M	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
K	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
I	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
G	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
D	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
B	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)
A	2.40.128.30	Mainly Beta	Beta Barrel	Lipocalin	Avidin-like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, E, F, H, J, C, E, F, H, J, L, N, P, R, T, V, W [auth X]	ASN-GLN-DPR-TRP-GLN	-	-	-
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	Streptavidin	biotin binding organic acid binding binding vitamin binding ion binding anion binding carboxylic acid binding heterocyclic compound binding monocarboxylic acid binding small molecule binding sulfur compound binding	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	IPR017889	Avidin-like, conserved site	Conserved Site
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	IPR036896	Avidin-like superfamily	Homologous Superfamily
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	IPR051764	Avidin/Streptavidin-related	Family
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	IPR005468	Avidin/streptavidin	Family
A, B, D, G, I, A, B, D, G, I, K, M, O, Q, S, U, X [auth Y]	IPR005469	Avidin	Family