3QRX | pdb_00003qrx

Chlamydomonas reinhardtii centrin bound to melittin

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	EF-hand	8034253	3001983	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	SQAPI	e3qrxA1	A: a/b three-layered sandwiches	X: Cystatin-like	H: Cystatin/monellin	T: Cystatin/monellin	F: SQAPI	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Melittin	wide pore channel activity passive transmembrane transporter activity channel activity porin activity transporter activity transmembrane transporter activity enzyme regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity protein kinase regulator activity kinase inhibitor activity kinase regulator activity wide pore channel activity passive transmembrane transporter activity channel activity porin activity transporter activity transmembrane transporter activity enzyme regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity protein kinase regulator activity kinase inhibitor activity kinase regulator activity binding lipid binding toxin activity	localization transport monoatomic ion transport establishment of localization biological process involved in interspecies interaction between organisms cellular process disruption of cell in another organism disruption of anatomical structure in another organism killing of cells of another organism cell killing	other organism cell membrane cellular anatomical structure other organism part extracellular region protein-containing complex membrane pore complex membrane protein complex
A	Centrin	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding dynein heavy chain binding	cellular process cell division	membrane-bounded organelle protein-containing complex inner dynein arm intracellular anatomical structure catalytic complex axoneme ciliary plasm axonemal dynein complex dynein complex intracellular membraneless organelle cilium plasma membrane bounded cell projection intracellular organelle cell projection membrane-bounded organelle protein-containing complex inner dynein arm intracellular anatomical structure catalytic complex axoneme ciliary plasm axonemal dynein complex dynein complex intracellular membraneless organelle cilium plasma membrane bounded cell projection intracellular organelle cell projection cellular anatomical structure cytoskeleton organelle membraneless organelle microtubule associated complex cytoplasm microtubule cytoskeleton

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR002116	Melittin/ Api allergen	Family
A	IPR050230	Calmodulin/Myosin light chain/Troponin C-like	Family
A	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A	IPR002048	EF-hand domain	Domain
A	IPR011992	EF-hand domain pair	Homologous Superfamily

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.