2X3T

Glutaraldehyde-crosslinked wheat germ agglutinin isolectin 1 crystal soaked with a synthetic glycopeptide

External Resource: Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2x3ta1	Small proteins	Knottins (small inhibitors, toxins, lectins)	Plant lectins/antimicrobial peptides	Hevein-like agglutinin (lectin) domain	Wheat germ agglutinin (WGA)	(Triticum aestivum ) [TaxId: 4565 ],	SCOPe (2.08)
C	d2x3tc1	Small proteins	Knottins (small inhibitors, toxins, lectins)	Plant lectins/antimicrobial peptides	Hevein-like agglutinin (lectin) domain	Wheat germ agglutinin (WGA)	(Triticum aestivum ) [TaxId: 4565 ],	SCOPe (2.08)
D	d2x3td1	Small proteins	Knottins (small inhibitors, toxins, lectins)	Plant lectins/antimicrobial peptides	Hevein-like agglutinin (lectin) domain	Wheat germ agglutinin (WGA)	(Triticum aestivum ) [TaxId: 4565 ],	SCOPe (2.08)
B	d2x3tb1	Small proteins	Knottins (small inhibitors, toxins, lectins)	Plant lectins/antimicrobial peptides	Hevein-like agglutinin (lectin) domain	Wheat germ agglutinin (WGA)	(Triticum aestivum ) [TaxId: 4565 ],	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	Chitin_bind_1	e2x3tA1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: Plant lectins/antimicrobial peptides	F: Chitin_bind_1	ECOD (1.6)
C	Chitin_bind_1	e2x3tC1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: Plant lectins/antimicrobial peptides	F: Chitin_bind_1	ECOD (1.6)
D	Chitin_bind_1	e2x3tD1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: Plant lectins/antimicrobial peptides	F: Chitin_bind_1	ECOD (1.6)
B	Chitin_bind_1	e2x3tB1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: Plant lectins/antimicrobial peptides	F: Chitin_bind_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.60.10	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
C	3.30.60.10	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
D	3.30.60.10	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
B	3.30.60.10	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00187	Chitin recognition protein (Chitin_bind_1)	Chitin recognition protein	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	AGGLUTININ ISOLECTIN 1	binding carbohydrate binding catalytic activity chitin binding carbohydrate derivative binding	-	-
E, F [auth M]	GLYCOPEPTIDE	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR001002	Chitin-binding, type 1	Domain
A, B, C, D	IPR018371	Chitin-binding, type 1, conserved site	Conserved Site
A, B, C, D	IPR036861	Endochitinase-like superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	PCA	Parent Component: GLN RESID: AA0031 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420
E, F [auth M]	BAL	RESID: AA0031
E, F [auth M]	DBB	RESID: AA0031 , AA0112 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420 , (2S,3S,2'R)-3-methyllanthionine MOD:00121
E, F [auth M]	DVA	RESID: AA0031 , AA0112 , AA0200 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420 , (2S,3S,2'R)-3-methyllanthionine MOD:00121 , D-valine MOD:00705

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.