6YCE

Structure the bromelain protease from Ananas comosus with a thiomethylated active cysteine

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
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	d6ycea_	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	(Ananas comosus ) [TaxId: 4615 ],	SCOPe (2.08)
B	d6yceb_	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	(Ananas comosus ) [TaxId: 4615 ],	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	Peptidase_C1	e6yceA1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C1	ECOD (1.6)
B	Peptidase_C1	e6yceB1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C1	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00112	Papain family cysteine protease (Peptidase_C1)	Papain family cysteine protease	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	FBSB	cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity	catabolic process proteolysis involved in protein catabolic process proteolysis metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process macromolecule catabolic process	extracellular region extracellular space cellular anatomical entity membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle lytic vacuole vacuole cytoplasm intracellular membrane-bounded organelle lysosome

InterPro: Protein Family Classification InterPro Database Homepage

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

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	SCH	Parent Component: CYS RESID: AA0101 PSI-MOD : L-cysteine methyl disulfide MOD:00110

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.