Annotations: 4W5C

Crystal structure analysis of cruzain with three Fragments: 1 (N-(1H-benzimidazol-2-yl)-1,3-dimethyl-pyrazole-4-carboxamide), 6 (2-amino-4,6-difluorobenzothiazole) and 9 (N-(1H-benzimidazol-2-yl)-3-(4-fluorophenyl)-1H-pyrazole-4-carboxamide).

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)
B	SCOP2B Superfamily	Cysteine proteinases	8043440	3001808	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Cysteine proteinases	8043440	3001808	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Cysteine proteinases	8043440	3001808	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Cysteine proteinases	8043440	3001808	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Cysteine proteinases	8043440	3001808	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)
B	Paramyxo_ncap	e4w5cB1	A: beta barrels	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Paramyxo_ncap	ECOD (v294.2)
E	Paramyxo_ncap	e4w5cE1	A: beta barrels	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Paramyxo_ncap	ECOD (v294.2)
D	Paramyxo_ncap	e4w5cD1	A: beta barrels	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Paramyxo_ncap	ECOD (v294.2)
C	Paramyxo_ncap	e4w5cC1	A: beta barrels	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Paramyxo_ncap	ECOD (v294.2)
A	Paramyxo_ncap	e4w5cA1	A: beta barrels	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Paramyxo_ncap	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)
E	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)
D	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)
C	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)
A	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Cruzipain	cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR021981	Domain of unknown function DUF3586	Domain
A, B, C, D, E	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A, B, C, D, E	IPR025661	Cysteine peptidase, asparagine active site	Active Site
A, B, C, D, E	IPR000169	Cysteine peptidase, cysteine active site	Active Site
A, B, C, D, E	IPR025660	Cysteine peptidase, histidine active site	Active Site
A, B, C, D, E	IPR013128	Peptidase C1A	Family
A, B, C, D, E	IPR000668	Peptidase C1A, papain C-terminal	Domain
A, B, C, D, E	IPR013201	Cathepsin propeptide inhibitor domain (I29)	Domain
A, B, C, D, E	IPR039417	Papain-like cysteine endopeptidase	Domain

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