7E4I | pdb_00007e4i

Cryo-EM structure of the yeast mitochondrial SAM-Tom40/Tom5/Tom6 complex at 3.0 angstrom

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	HATPase_c	e7e4iD1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: HATPase_c	ECOD (develop294)
A	HATPase_c	e7e4iA1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: HATPase_c	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.160.50	Mainly Beta	Beta Barrel	Porin	membrane protein fhac: a member of the omp85/tpsb transporter family	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
D	PF01459	Eukaryotic porin (Porin_3)	Eukaryotic porin	-	Family
C	PF10568	Outer mitochondrial membrane transport complex protein (Tom37)	Outer mitochondrial membrane transport complex protein	-	Family
A	PF01103	Omp85 superfamily domain (Omp85)	Omp85 superfamily domain	The Omp85 protein superfamily contains bacterial outer membrane proteins, which can function as protein translocases or as membrane protein assembly factors [1]. The family includes the membrane bound beta barrel of proteins such as BamA and TamA fro ...	The Omp85 protein superfamily contains bacterial outer membrane proteins, which can function as protein translocases or as membrane protein assembly factors [1]. The family includes the membrane bound beta barrel of proteins such as BamA and TamA from E. coli.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
F	Mitochondrial import receptor subunit TOM6	-	establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization 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 outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane 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 protein-containing complex organization cellular component biogenesis cellular component assembly protein-containing complex assembly mitochondrial outer membrane translocase complex assembly	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane mitochondrial protein-containing complex protein-containing complex outer mitochondrial membrane protein complex membrane protein complex mitochondrial outer membrane translocase complex
E	Mitochondrial import receptor subunit TOM5	-	establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization 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 outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane 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 transmembrane transport protein transmembrane transport transport protein transport protein-containing complex organization cellular component biogenesis cellular component assembly protein-containing complex assembly mitochondrial outer membrane translocase complex assembly	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane mitochondrial protein-containing complex protein-containing complex outer mitochondrial membrane protein complex membrane protein complex mitochondrial outer membrane translocase complex
D	Mitochondrial import receptor subunit TOM40	wide pore channel activity passive transmembrane transporter activity channel activity porin activity transporter activity transmembrane transporter activity macromolecule transmembrane transporter activity protein transporter activity protein transmembrane transporter activity	localization transport monoatomic ion transport establishment of localization establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane localization transport monoatomic ion transport establishment of localization establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane localization within membrane organelle organization establishment of protein localization to organelle protein localization to organelle macromolecule localization protein localization to mitochondrion cellular process 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 protein-containing complex protein-containing complex mitochondrial membrane outer mitochondrial membrane protein complex membrane membrane protein complex membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial protein-containing complex protein-containing complex mitochondrial membrane outer mitochondrial membrane protein complex membrane membrane protein complex organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane mitochondrial outer membrane translocase complex outer membrane organelle membrane cytosol pore complex mitochondrial intermembrane space membrane-enclosed lumen intracellular organelle lumen organelle envelope lumen organelle lumen
C	Sorting assembly machinery 37 kDa subunit	-	localization transport macromolecule localization phospholipid transport lipid localization lipid transport establishment of localization organophosphate ester transport establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization transport macromolecule localization phospholipid transport lipid localization lipid transport establishment of localization organophosphate ester transport establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane localization within membrane organelle organization establishment of protein localization to organelle protein localization to organelle protein localization to mitochondrion cellular process protein import into mitochondrial matrix transmembrane transport protein transmembrane transport protein transport protein-containing complex organization cellular component biogenesis cellular component assembly protein-containing complex assembly mitochondrial outer membrane translocase complex assembly	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane protein-containing complex membrane protein complex mitochondrial protein-containing complex outer mitochondrial membrane protein complex SAM complex mitochondrial outer membrane translocase complex
B	Sorting assembly machinery 35 kDa subunit	-	establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization 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 outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane 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 protein-containing complex organization cellular component biogenesis cellular component assembly protein-containing complex assembly mitochondrial outer membrane translocase complex assembly	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane protein-containing complex membrane protein complex mitochondrial protein-containing complex outer mitochondrial membrane protein complex SAM complex mitochondrial outer membrane translocase complex
A	Sorting assembly machinery 50 kDa subunit	macromolecule transmembrane transporter activity protein transporter activity protein transmembrane transporter activity transporter activity transmembrane transporter activity protein carrier chaperone membrane insertase activity molecular carrier activity	establishment of protein localization cellular localization protein insertion into mitochondrial membrane outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization 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 outer mitochondrial membrane organization mitochondrial membrane organization cellular component organization localization establishment of localization in cell cellular component organization or biogenesis intracellular protein localization protein insertion into membrane mitochondrion organization membrane organization establishment of protein localization to membrane protein insertion into mitochondrial outer membrane 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 cellular component biogenesis cellular component assembly protein-containing complex organization protein-containing complex assembly 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 membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane membrane organelle outer membrane organelle envelope bounding membrane of organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane protein-containing complex membrane protein complex mitochondrial protein-containing complex outer mitochondrial membrane protein complex SAM complex mitochondrial outer membrane translocase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
F	IPR020266	Mitochondrial import receptor subunit Tom6	Family
E	IPR019603	Mitochondrial outer membrane translocase complex, subunit Tom5	Family
D	IPR005686	Mitochondrial import receptor subunit Tom40, fungi	Family
D	IPR023614	Porin domain superfamily	Homologous Superfamily
D	IPR037930	Tom40	Family
D	IPR027246	Eukaryotic porin/Tom40	Family
C	IPR050931	Mitochondrial Protein Transport Metaxin	Family
C	IPR019564	Mitochondrial outer membrane transport complex Sam37/metaxin, N-terminal domain	Domain
C	IPR031317	Tom37, C-terminal domain	Domain
B	IPR021211	Sorting assembly machinery 35kDa subunit	Family
A	IPR000184	Bacterial surface antigen (D15)	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F	OPM	Transmembrane	Beta-barrel transmembrane	Mitochondrial and plastid porins	Tom40 family (n=19,S=20)

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Mitochondrial Outer Membrane Beta Barrel Proteins	Translocase of outer mitochondrial membrane (TOM) complex, SAM-Tom40 complex

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.