Annotations: 9UAT

The structure of mCAT1 in complex with its substrate ornithine and the RBD of FrMLV.

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
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)
B	SCOP2B Superfamily	ENV polyprotein, receptor-binding domain	8041202	3001365	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)
B	Peptidase_S8	e9uatB1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Peptidase_S8	ECOD (v295.2)
A	Peptidase_S8	e9uatA1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: Peptidase_S8	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13906	C-terminus of AA_permease (AA_permease_C)	C-terminus of AA_permease	This is the C-terminus of AA-permease enzymes that is not captured by the models Pfam:PF00324 and Pfam:PF13520.	Domain
A	PF13520	Amino acid permease (AA_permease_2)	Amino acid permease	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Surface protein	cation binding ion binding binding metal ion binding small molecule binding	membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction symbiont entry into host cell symbiont entry into host	virion component viral membrane viral envelope host cell plasma membrane host cellular component cellular anatomical structure host cell part host cell membrane other organism part virion membrane
A	High affinity cationic amino acid transporter 1	L-amino acid transmembrane transporter activity amino acid transmembrane transporter activity transporter activity carboxylic acid transmembrane transporter activity basic amino acid transmembrane transporter activity transmembrane transporter activity L-lysine transmembrane transporter activity protein binding binding virus receptor activity exogenous protein binding L-arginine transmembrane transporter activity L-ornithine transmembrane transporter activity aromatic amino acid transmembrane transporter activity L-amino acid transmembrane transporter activity amino acid transmembrane transporter activity transporter activity carboxylic acid transmembrane transporter activity basic amino acid transmembrane transporter activity transmembrane transporter activity L-lysine transmembrane transporter activity protein binding binding virus receptor activity exogenous protein binding L-arginine transmembrane transporter activity L-ornithine transmembrane transporter activity aromatic amino acid transmembrane transporter activity azole transmembrane transporter activity L-histidine transmembrane transporter activity	nitrogen compound transport carboxylic acid transmembrane transport carboxylic acid transport transport amino acid transmembrane transport L-amino acid transport establishment of localization basic amino acid transmembrane transport L-arginine transmembrane transport transmembrane transport organic acid transport amino acid transport localization basic amino acid transport L-alpha-amino acid transmembrane transport nitrogen compound transport carboxylic acid transmembrane transport carboxylic acid transport transport amino acid transmembrane transport L-amino acid transport establishment of localization basic amino acid transmembrane transport L-arginine transmembrane transport transmembrane transport organic acid transport amino acid transport localization basic amino acid transport L-alpha-amino acid transmembrane transport cellular process import into cell import across plasma membrane L-arginine import across plasma membrane amino acid import across plasma membrane L-ornithine transmembrane transport ornithine transport L-histidine import across plasma membrane L-histidine transmembrane transport aromatic amino acid transport azole transmembrane transport cellular response to stimulus TOR signaling regulation of biological process regulation of signaling regulation of cellular process regulation of TOR signaling response to stimulus signaling biological regulation regulation of signal transduction intracellular signal transduction cell communication regulation of intracellular signal transduction regulation of response to stimulus regulation of cell communication signal transduction multicellular organismal process positive regulation of cell population proliferation regulation of leukocyte activation regulation of cell activation positive regulation of cell activation T cell activation lymphocyte proliferation positive regulation of leukocyte activation regulation of immune system process positive regulation of immune system process regulation of leukocyte proliferation cell population proliferation positive regulation of T cell activation positive regulation of lymphocyte proliferation positive regulation of T cell proliferation regulation of cell population proliferation mononuclear cell proliferation regulation of leukocyte cell-cell adhesion positive regulation of leukocyte proliferation positive regulation of multicellular organismal process positive regulation of biological process positive regulation of leukocyte cell-cell adhesion lymphocyte activation leukocyte proliferation leukocyte cell-cell adhesion leukocyte activation positive regulation of cell-cell adhesion positive regulation of lymphocyte activation cell adhesion cell-cell adhesion positive regulation of mononuclear cell proliferation regulation of multicellular organismal process regulation of cell-cell adhesion positive regulation of cellular process T cell proliferation regulation of lymphocyte proliferation positive regulation of cell adhesion regulation of cell adhesion cell activation regulation of T cell activation regulation of T cell proliferation immune system process regulation of mononuclear cell proliferation regulation of lymphocyte activation L-lysine transport lysine transport L-lysine transmembrane transport	cellular anatomical structure membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane basolateral plasma membrane protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR008981	F-MuLV receptor-binding	Homologous Superfamily
B	IPR018154	TLV/ENV coat polyprotein	Family
A	IPR002293	Amino acid/polyamine transporter I	Family
A	IPR029485	Cationic amino acid transporter, C-terminal	Domain
A	IPR004755	Cationic amino acid transport permease	Family