3PHZ | pdb_00003phz

Crystal Structure Analysis of Polyporus squamosus lectin bound to human-type influenza-binding epitope Neu5Aca2-6Galb1-4GlcNAc

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3phza1	All beta proteins	beta-Trefoil	Ricin B-like lectins	automated matches	automated matches	(Cerioporus squamosus ) [TaxId: 2829415 ],	SCOPe (2.08)
A	d3phza2	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	(Cerioporus squamosus ) [TaxId: 2829415 ],	SCOPe (2.08)
B	d3phzb1	All beta proteins	beta-Trefoil	Ricin B-like lectins	automated matches	automated matches	(Cerioporus squamosus ) [TaxId: 2829415 ],	SCOPe (2.08)
B	d3phzb2	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	(Cerioporus squamosus ) [TaxId: 2829415 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RicinB_lectin_2	e3phzA2	A: beta duplicates or obligate multimers	X: beta-Trefoil (From Topology)	H: beta-Trefoil (From Topology)	T: beta-Trefoil	F: RicinB_lectin_2	ECOD (1.6)
A	EUF08534	e3phzA1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: EUF08534	ECOD (1.6)
B	RicinB_lectin_2	e3phzB1	A: beta duplicates or obligate multimers	X: beta-Trefoil (From Topology)	H: beta-Trefoil (From Topology)	T: beta-Trefoil	F: RicinB_lectin_2	ECOD (1.6)
B	EUF08534	e3phzB2	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: EUF08534	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
A	3.30.460.70	Alpha Beta	2-Layer Sandwich	Beta Polymerase	domain 2	CATH (4.3.0)
B	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
B	3.30.460.70	Alpha Beta	2-Layer Sandwich	Beta Polymerase	domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Ricin B-related lectin	binding carbohydrate binding cation binding ion binding metal ion binding small molecule binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A, B	IPR035992	Ricin B-like lectins	Homologous Superfamily
A, B	IPR040600	Agglutinin, C-terminal	Domain
A, B	IPR000772	Ricin B, lectin domain	Domain

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.