2CIU | pdb_00002ciu

Structure of the IMS domain of the mitochondrial import protein Tim21 from S. cerevisiae

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	TIM21	e2ciuA1	A: alpha bundles	X: Rubredoxin-like	H: Surp module (SWAP domain)	T: Surp module (SWAP domain)	F: TIM21	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.450.320	Alpha Beta	Roll	Nuclear Transport Factor 2	Chain: A,	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF08294	TIM21 (TIM21)	TIM21	TIM21 interacts with the outer mitochondrial TOM complex and promotes the insertion of proteins into the inner mitochondrial membrane [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM21 MITOCHONDRIAL	-	establishment of protein localization cellular localization protein insertion into mitochondrial membrane mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into mitochondrial inner membrane protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane establishment of protein localization cellular localization protein insertion into mitochondrial membrane mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into mitochondrial inner membrane protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane inner mitochondrial membrane organization localization within membrane establishment of localization organelle organization establishment of protein localization to organelle protein localization to organelle macromolecule localization protein localization to mitochondrion cellular process transport protein import into mitochondrial matrix transmembrane transport protein transmembrane transport protein transport	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane mitochondrial protein-containing complex protein-containing complex TIM23 mitochondrial import inner membrane translocase complex membrane protein complex inner mitochondrial membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013261	Mitochondrial import inner membrane translocase subunit Tim21	Family
A	IPR038552	Tim21 IMS domain superfamily	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.

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