4TOZ

MppA Periplasmic Murein Tripeptide Binding Protein, Unliganded Open Form

External Resource: Annotation

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

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4toza_	Alpha and beta proteins (a/b)	Periplasmic binding protein-like II	Periplasmic binding protein-like II	automated matches	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d4tozb1	Alpha and beta proteins (a/b)	Periplasmic binding protein-like II	Periplasmic binding protein-like II	automated matches	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d4tozb2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Phosphate binding protein-like	8072682	4000229	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Type 2 solute binding protein-like	8072683	3000083	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Type 2 solute binding protein-like	8072683	3000083	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	SBP_bac_5_1st	e4tozA3	A: a+b two layers	X: Alpha-beta plaits	H: Oligo-peptide binding protein (OPPA) insertion domain (From Topology)	T: Oligo-peptide binding protein (OPPA) insertion domain	F: SBP_bac_5_1st	ECOD (1.6)
A	SBP_bac_5_3rd	e4tozA2	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_5_3rd	ECOD (1.6)
A	SBP_bac_5_2nd	e4tozA1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_5_2nd	ECOD (1.6)
B	SBP_bac_5_1st	e4tozB3	A: a+b two layers	X: Alpha-beta plaits	H: Oligo-peptide binding protein (OPPA) insertion domain (From Topology)	T: Oligo-peptide binding protein (OPPA) insertion domain	F: SBP_bac_5_1st	ECOD (1.6)
B	SBP_bac_5_3rd	e4tozB1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_5_3rd	ECOD (1.6)
B	SBP_bac_5_2nd	e4tozB2	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_5_2nd	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
A	3.90.76.10	Alpha Beta	Alpha-Beta Complex	Dipeptide-binding Protein	domain 1	CATH (4.3.0)
A	3.10.105.10	Alpha Beta	Roll	Dipeptide-binding Protein	domain 3	CATH (4.3.0)
B	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
B	3.90.76.10	Alpha Beta	Alpha-Beta Complex	Dipeptide-binding Protein	domain 1	CATH (4.3.0)
B	3.10.105.10	Alpha Beta	Roll	Dipeptide-binding Protein	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00496	Bacterial extracellular solute-binding proteins, family 5 Middle (SBP_bac_5)	Bacterial extracellular solute-binding proteins, family 5 Middle	The borders of this family are based on the PDBSum definitions of the domain edges for Swiss:P06202.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Periplasmic murein peptide-binding protein	peptide transmembrane transporter activity transporter activity transmembrane transporter activity amide binding binding oligopeptide binding	tripeptide transport localization nitrogen compound transport amide transport transport oligopeptide transport organic substance transport establishment of localization import into cell import across plasma membrane tripeptide transmembrane transport transmembrane transport oligopeptide transmembrane transport oligopeptide import across plasma membrane tripeptide transport localization nitrogen compound transport amide transport transport oligopeptide transport organic substance transport establishment of localization import into cell import across plasma membrane tripeptide transmembrane transport transmembrane transport oligopeptide transmembrane transport oligopeptide import across plasma membrane tripeptide import across plasma membrane cellular process peptide transport protein localization establishment of protein localization cellular localization protein transport cellular macromolecule localization macromolecule localization dipeptide transport heme transmembrane transport monoatomic ion transmembrane transport iron ion transport iron ion transmembrane transport inorganic ion transmembrane transport metal ion transport inorganic cation transmembrane transport monoatomic cation transmembrane transport transition metal ion transport monoatomic ion transport heme transport monoatomic cation transport iron coordination entity transport	membrane cellular anatomical entity ATPase dependent transmembrane transport complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing protein-containing complex plasma membrane protein complex plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery transmembrane transporter complex periplasmic space outer membrane-bounded periplasmic space membrane cellular anatomical entity ATPase dependent transmembrane transport complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing protein-containing complex plasma membrane protein complex plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery transmembrane transporter complex periplasmic space outer membrane-bounded periplasmic space cell envelope

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR030678	Peptide/nickel binding protein, MppA-type	Family
A, B	IPR023765	Solute-binding protein family 5, conserved site	Conserved Site
A, B	IPR000914	Solute-binding protein family 5 domain	Domain
A, B	IPR039424	Solute-binding protein family 5	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.