Annotations: 4Q3G

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00560,PF11921	e4q3gA1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: PF00560,PF11921	ECOD (1.6)
B	PF00560,PF11921	e4q3gB1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: PF00560,PF11921	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.80.10.10	Alpha Beta	Alpha-Beta Horseshoe	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	Ribonuclease Inhibitor	CATH (4.3.0)
B	3.80.10.10	Alpha Beta	Alpha-Beta Horseshoe	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	Ribonuclease Inhibitor	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF08263	Leucine rich repeat N-terminal domain (LRRNT_2)	Leucine rich repeat N-terminal domain	-	Family
A, B	PF00560	Leucine Rich Repeat (LRR_1)	Leucine Rich Repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	OsSERK2	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein serine/threonine kinase activity catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process cellular process phosphorus metabolic process	membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017441	Protein kinase, ATP binding site	Binding Site
A, B	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily
A, B	IPR000719	Protein kinase domain	Domain
A, B	IPR001611	Leucine-rich repeat	Repeat
A, B	IPR013210	Leucine-rich repeat-containing N-terminal, plant-type	Domain
A, B	IPR001245	Serine-threonine/tyrosine-protein kinase, catalytic domain	Domain
A, B	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B	IPR008271	Serine/threonine-protein kinase, active site	Active Site

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 R01GM133198.