2XAM | pdb_00002xam

Inositol 1,3,4,5,6-pentakisphosphate 2-kinase from A. thaliana in complex with ADP and IP6.

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)
B		e2xamB1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Cytochrome_CBB3	F:	ECOD (20:10:01)
A		e2xamA1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Cytochrome_CBB3	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.200.110	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (4.3.0)
A	3.30.200.110	Alpha Beta	2-Layer Sandwich	Phosphorylase Kinase	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF06090	Inositol-pentakisphosphate 2-kinase (Ins_P5_2-kin)	Inositol-pentakisphosphate 2-kinase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	INOSITOL-PENTAKISPHOSPHATE 2-KINASE	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding inositol-1,3,4,5,6-pentakisphosphate 2-kinase activity inositol pentakisphosphate kinase activity kinase activity transferase activity inositol phosphate kinase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups inositol-1,3,4,6-tetrakisphosphate 2-kinase activity inositol tetrakisphosphate kinase activity inositol-1,4,5,6-tetrakisphosphate 2-kinase activity cation binding metal ion binding	phosphate ion homeostasis intracellular phosphate ion homeostasis cellular homeostasis inorganic ion homeostasis chemical homeostasis homeostatic process intracellular chemical homeostasis polyol metabolic process small molecule biosynthetic process alcohol metabolic process inositol phosphate metabolic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process phosphate ion homeostasis intracellular phosphate ion homeostasis cellular homeostasis inorganic ion homeostasis chemical homeostasis homeostatic process intracellular chemical homeostasis polyol metabolic process small molecule biosynthetic process alcohol metabolic process inositol phosphate metabolic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process inositol phosphate biosynthetic process phosphate-containing compound metabolic process polyol biosynthetic process alcohol biosynthetic process metabolic process cellular process small molecule metabolic process phosphorus metabolic process defense response to fungus biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response response to stress response to external stimulus response to fungus response to external biotic stimulus response to biotic stimulus myo-inositol hexakisphosphate biosynthetic process defense response to virus response to virus defense response to bacterium response to bacterium developmental process multicellular organismal process plant organ development post-embryonic root development multicellular organism development lateral root development anatomical structure development post-embryonic plant organ development post-embryonic development root development system development root system development	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR043001	Inositol-pentakisphosphate 2-kinase, N-terminal lobe	Homologous Superfamily
A, B	IPR009286	Inositol-pentakisphosphate 2-kinase	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.

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