Annotations: 8QEY

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Asc-type amino acid transporter 1	amino acid transmembrane transporter activity neutral L-amino acid transmembrane transporter activity transporter activity transmembrane transporter activity L-amino acid transmembrane transporter activity carboxylic acid transmembrane transporter activity organic acid transmembrane transporter activity organic anion transmembrane transporter activity organic cation transmembrane transporter activity L-serine transmembrane transporter activity	organic acid transmembrane transport nitrogen compound transport organic anion transport carboxylic acid transport carboxylic acid transmembrane transport transport organic substance transport neutral amino acid transport amino acid transmembrane transport establishment of localization organic cation transport D-amino acid transport organic acid transport amino acid transport transmembrane transport organic acid transmembrane transport nitrogen compound transport organic anion transport carboxylic acid transport carboxylic acid transmembrane transport transport organic substance transport neutral amino acid transport amino acid transmembrane transport establishment of localization organic cation transport D-amino acid transport organic acid transport amino acid transport transmembrane transport serine transport localization D-serine transmembrane transport cellular process developmental process fat cell differentiation regulation of biological process regulation of cellular process cellular developmental process regulation of developmental process negative regulation of developmental process biological regulation negative regulation of biological process regulation of cell differentiation negative regulation of fat cell differentiation regulation of brown fat cell differentiation brown fat cell differentiation cell differentiation negative regulation of cellular process negative regulation of brown fat cell differentiation negative regulation of cell differentiation regulation of fat cell differentiation positive regulation of cell communication signaling modulation of chemical synaptic transmission positive regulation of biological process synaptic transmission, glycinergic cell communication synaptic signaling positive regulation of synaptic transmission, glycinergic positive regulation of cellular process trans-synaptic signaling regulation of signaling regulation of synaptic transmission, glycinergic cell-cell signaling positive regulation of synaptic transmission chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication positive regulation of signaling glycine transport L-amino acid transport alanine transport D-alanine transmembrane transport	membrane cellular anatomical entity cell periphery plasma membrane
B	4F2 cell-surface antigen heavy chain	monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity calcium:monoatomic cation antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity calcium ion transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity calcium:sodium antiporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity calcium:monoatomic cation antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity calcium ion transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity calcium:sodium antiporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity RNA binding double-stranded RNA binding binding organic cyclic compound binding nucleic acid binding protein binding exogenous protein binding alanine transmembrane transporter activity L-amino acid transmembrane transporter activity organic cation transmembrane transporter activity carboxylic acid transmembrane transporter activity amino acid transmembrane transporter activity L-alanine transmembrane transporter activity neutral L-amino acid transmembrane transporter activity organic acid transmembrane transporter activity organic anion transmembrane transporter activity aromatic amino acid transmembrane transporter activity cell adhesion molecule binding cadherin binding virus receptor activity protein heterodimerization activity protein dimerization activity neutral L-amino acid secondary active transmembrane transporter activity identical protein binding protein homodimerization activity L-leucine transmembrane transporter activity branched-chain amino acid transmembrane transporter activity	nitrogen compound transport organic anion transport carboxylic acid transport transport organic substance transport neutral amino acid transport establishment of localization amino acid transport organic acid transport localization branched-chain amino acid transport isoleucine transport thyroid hormone transport regulation of hormone levels nitrogen compound transport organic anion transport carboxylic acid transport transport organic substance transport neutral amino acid transport establishment of localization amino acid transport organic acid transport localization branched-chain amino acid transport isoleucine transport thyroid hormone transport regulation of hormone levels biological regulation hormone transport regulation of biological quality methionine transport organic cation transport sulfur amino acid transport sulfur compound transport valine transport biological process involved in interspecies interaction between organisms symbiont entry into host cell viral process symbiont entry into host viral life cycle biological process involved in interaction with host biological process involved in symbiotic interaction aromatic amino acid transport tryptophan transport proline transport tyrosine transport L-amino acid transport carbohydrate metabolic process organic substance metabolic process primary metabolic process metabolic process phenylalanine transport response to organic substance response to stimulus response to chemical response to dsRNA response to nitrogen compound response to exogenous dsRNA response to organic cyclic compound import into cell carboxylic acid transmembrane transport amino acid transmembrane transport organic acid transmembrane transport L-alanine transmembrane transport import across plasma membrane L-alanine import across plasma membrane alanine transport transmembrane transport L-alanine transport L-alpha-amino acid transmembrane transport cellular process amino acid import across plasma membrane L-leucine transport L-leucine import across plasma membrane monoatomic ion transport monoatomic cation transport calcium ion transport metal ion transport L-histidine transport basic amino acid transport histidine transport	membrane cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cell periphery basal part of cell plasma membrane membrane cellular anatomical entity extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cell periphery basal part of cell plasma membrane basal plasma membrane plasma membrane region basolateral plasma membrane vacuolar membrane intracellular anatomical structure lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle lysosomal membrane cytoplasm organelle membrane lysosome somatodendritic compartment cell body cell pole apical pole of neuron neuronal cell body pigment granule intracellular vesicle melanosome cytoplasmic vesicle apical part of cell apical plasma membrane cell surface anchoring junction cell junction nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen synapse amino acid transport complex protein-containing complex plasma membrane protein complex membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002293	Amino acid/polyamine transporter I	Family
B	IPR042280	Amino acid transporter heavy chain SLC3A2	Family
B	IPR031984	Solute carrier family 3 member 2, N-terminal domain	Domain
B	IPR017853	Glycoside hydrolase superfamily	Homologous Superfamily
B	IPR006047	Glycosyl hydrolase, family 13, catalytic domain	Domain
B	IPR013780	Glycosyl hydrolase, all-beta	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9NS82	allergic rhinitis Crohn disease inflammatory bowel disease malignant ependymoma medulloblastoma ulcerative colitis asthma ductal breast carcinoma in situ invasive ductal breast carcinoma malignant glioma pilocytic astrocytoma atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma malignant mesothelioma allergic rhinitis Crohn disease inflammatory bowel disease malignant ependymoma medulloblastoma ulcerative colitis asthma ductal breast carcinoma in situ invasive ductal breast carcinoma malignant glioma pilocytic astrocytoma atypical teratoid rhabdoid tumor glioblastoma large cell medulloblastoma malignant mesothelioma schizophrenia
B	Pharos: P08195	breast cancer Lung Neoplasms polycystic ovary syndrome diabetes mellitus malignant ependymoma tuberculosis lung benign neoplasm

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Solute Carrier (SLC) Transporter Superfamily	Asc1/CD98hc amino acid transporter (SLC7A10/SLC3A2) in inward-facing semi-occluded state, apo form

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 R01GM133198.