5N8W | pdb_00005n8w

CRYSTAL STRUCTURE OF STREPTAVIDIN with D-amino acid containing peptide GGwhdeatwkpG

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Avidin/streptavidin	8040372	3001465	SCOP2B (2022-06-29)
B	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)
A	Avidin	e5n8wA1	A: beta barrels	X: Lipocalins/Streptavidin	H: Avidin/Streptavidin (From Topology)	T: Avidin/Streptavidin	F: Avidin	ECOD (1.6)
B	Avidin	e5n8wB1	A: beta barrels	X: Lipocalins/Streptavidin	H: Avidin/Streptavidin (From Topology)	T: Avidin/Streptavidin	F: Avidin	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01382	Avidin family (Avidin)	Avidin family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	GLY-GLY-DTR-DHI-DAS-DGL-DAL-DTH-DTR-DLY	-	-	-
A, B	Streptavidin	biotin binding amide 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	IPR017889	Avidin-like, conserved site	Conserved Site
A, B	IPR036896	Avidin-like superfamily	Homologous Superfamily
A, B	IPR051764	Avidin/Streptavidin-related	Family
A, B	IPR005468	Avidin/streptavidin	Family
A, B	IPR005469	Avidin	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
C, D	DAL	RESID: AA0111 , AA0191 PSI-MOD : meso-lanthionine MOD:00120 , D-alanine (Ala) MOD:00198 , D-alanine (Ser) MOD:00858 , D-alanine MOD:00862
C, D	DAS	RESID: AA0111 , AA0191 , AA0190 PSI-MOD : meso-lanthionine MOD:00120 , D-alanine (Ala) MOD:00198 , D-alanine (Ser) MOD:00858 , D-alanine MOD:00862 , D-aspartic acid (Asp) MOD:01921 , D-aspartic acid (Asn) MOD:01930
C, D	DGL	RESID: AA0111 , AA0191 , AA0190
C, D	DHI	RESID: AA0111 , AA0191 , AA0190
C, D	DLY	RESID: AA0111 , AA0191 , AA0190
C, D	DPR	RESID: AA0111 , AA0191 , AA0190
C, D	DTH	RESID: AA0111 , AA0191 , AA0190 , AA0199 PSI-MOD : meso-lanthionine MOD:00120 , D-alanine (Ala) MOD:00198 , D-alanine (Ser) MOD:00858 , D-alanine MOD:00862 , D-aspartic acid (Asp) MOD:01921 , D-aspartic acid (Asn) MOD:01930 , D-allo-threonine MOD:00863
C, D	DTR	RESID: AA0111 , AA0191 , AA0190 , AA0199 , AA0198 PSI-MOD : meso-lanthionine MOD:00120 , D-alanine (Ala) MOD:00198 , D-alanine (Ser) MOD:00858 , D-alanine MOD:00862 , D-aspartic acid (Asp) MOD:01921 , D-aspartic acid (Asn) MOD:01930 , D-allo-threonine MOD:00863 , D-tryptophan MOD:00205

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.