Annotations: 5X6S

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PsaA_PsaB	e5x6sB1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: PsaA_PsaB	ECOD (v295.2)
A	Fer2_4	e5x6sA1	A: alpha arrays	X: TIM beta/alpha-barrel	H: TIM barrels	T: TIM barrels	F: Fer2_4	ECOD (v295.2)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Acetylxylan esterase A	hydrolase activity, acting on ester bonds carboxylic ester hydrolase activity acetylxylan esterase activity hydrolase activity catalytic activity	carbohydrate metabolic process xylan catabolic process catabolic process carbohydrate catabolic process hemicellulose catabolic process primary metabolic process macromolecule catabolic process xylan metabolic process polysaccharide metabolic process polysaccharide catabolic process metabolic process cellular process macromolecule metabolic process glucan catabolic process carbohydrate metabolic process xylan catabolic process catabolic process carbohydrate catabolic process hemicellulose catabolic process primary metabolic process macromolecule catabolic process xylan metabolic process polysaccharide metabolic process polysaccharide catabolic process metabolic process cellular process macromolecule metabolic process glucan catabolic process beta-glucan metabolic process glucan metabolic process beta-glucan catabolic process cellulose catabolic process cellulose metabolic process	cellular anatomical structure extracellular region

Chains	Accession	Name	Type
A, B	IPR050955	Plant Biomass Hydrolyzing Esterase	Family
A, B	IPR029058	Alpha/Beta hydrolase fold	Homologous Superfamily
A, B	IPR010126	Esterase, PHB depolymerase	Family

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.

5X6S | pdb_00005x6s