4PYH

Phospho-glucan bound structure of starch phosphatase Starch EXcess4 reveals the mechanism for C6-specificty

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	AMPK1_CBM_1	e4pyhA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: AMPK1_CBM_1	ECOD (1.6)
A	DSPc	e4pyhA2	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Flavoproteins/Phosphotyrosine protein phosphatases-like	T: (Phosphotyrosine protein) phosphatases II	F: DSPc	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.190.10	Alpha Beta	Alpha-Beta Complex	Protein-Tyrosine Phosphatase	Chain A	CATH (4.3.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF16561	Glycogen recognition site of AMP-activated protein kinase (AMPK1_CBM)	Glycogen recognition site of AMP-activated protein kinase	-	Family
A	PF00782	Dual specificity phosphatase, catalytic domain (DSPc)	Dual specificity phosphatase, catalytic domain	Ser/Thr and Tyr protein phosphatases. The enzyme's tertiary fold is highly similar to that of tyrosine-specific phosphatases, except for a "recognition" region [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Phosphoglucan phosphatase DSP4, chloroplastic	phosphoric ester hydrolase activity phosphoprotein phosphatase activity catalytic activity, acting on a protein hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity catalytic activity binding polysaccharide binding carbohydrate binding carbohydrate phosphatase activity amylopectin binding carbohydrate derivative binding	carbohydrate metabolic process catabolic process glucan catabolic process carbohydrate catabolic process primary metabolic process macromolecule catabolic process polysaccharide metabolic process glucan metabolic process starch metabolic process polysaccharide catabolic process starch catabolic process metabolic process cellular process macromolecule metabolic process	membrane-bounded organelle intracellular anatomical structure plastid intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure plastid stroma organelle chloroplast stroma cytoplasm chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR029021	Protein-tyrosine phosphatase-like	Homologous Superfamily
A	IPR052832	Starch-Associated Glucan Phosphatase	Family
A	IPR032640	AMP-activated protein kinase, glycogen-binding domain	Domain
A	IPR000387	Tyrosine-specific protein phosphatases domain	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR014756	Immunoglobulin E-set	Homologous Superfamily
A	IPR045204	Laforin-like, dual specificity phosphatase domain	Domain
A	IPR020422	Dual specificity protein phosphatase domain	Domain
A	IPR000340	Dual specificity phosphatase, catalytic 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.