6LZ0

Cryo-EM structure of human MCT1 in complex with Basigin-2 in the presence of lactate

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054855	3000071	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055618	3000071	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	MFS_1	e6lz0A2	A: alpha complex topology	X: Major facilitator superfamily (MFS) general substrate transporter (From Topology)	H: Major facilitator superfamily (MFS) general substrate transporter (From Topology)	T: Major facilitator superfamily (MFS) general substrate transporter	F: MFS_1	ECOD (1.6)
A	MFS_1_1	e6lz0A1	A: alpha complex topology	X: Major facilitator superfamily (MFS) general substrate transporter (From Topology)	H: Major facilitator superfamily (MFS) general substrate transporter (From Topology)	T: Major facilitator superfamily (MFS) general substrate transporter	F: MFS_1_1	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07690	Major Facilitator Superfamily (MFS_1)	Major Facilitator Superfamily	-	Family
B	PF13927	Immunoglobulin domain (Ig_3)	Immunoglobulin domain	This family contains immunoglobulin-like domains.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Monocarboxylate transporter 1	lactate transmembrane transporter activity organic hydroxy compound transmembrane transporter activity transporter activity monocarboxylic acid transmembrane transporter activity carboxylic acid transmembrane transporter activity organic acid transmembrane transporter activity transmembrane transporter activity organic anion transmembrane transporter activity dicarboxylic acid transmembrane transporter activity succinate transmembrane transporter activity C4-dicarboxylate transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity solute:monoatomic cation symporter activity lactate transmembrane transporter activity organic hydroxy compound transmembrane transporter activity transporter activity monocarboxylic acid transmembrane transporter activity carboxylic acid transmembrane transporter activity organic acid transmembrane transporter activity transmembrane transporter activity organic anion transmembrane transporter activity dicarboxylic acid transmembrane transporter activity succinate transmembrane transporter activity C4-dicarboxylate transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity solute:monoatomic cation symporter activity lactate:proton symporter activity secondary active transmembrane transporter activity secondary active monocarboxylate transmembrane transporter activity active monoatomic ion transmembrane transporter activity active transmembrane transporter activity inorganic molecular entity transmembrane transporter activity solute:proton symporter activity inorganic cation transmembrane transporter activity monoatomic ion transmembrane transporter activity symporter activity mevalonate transmembrane transporter activity binding organic cyclic compound binding identical protein binding protein binding	organic acid transmembrane transport organic anion transport carboxylic acid transmembrane transport carboxylic acid transport transport establishment of localization organic acid transport transmembrane transport pyruvate transport localization monocarboxylic acid transport pyruvate transmembrane transport cellular process primary metabolic process organic acid transmembrane transport organic anion transport carboxylic acid transmembrane transport carboxylic acid transport transport establishment of localization organic acid transport transmembrane transport pyruvate transport localization monocarboxylic acid transport pyruvate transmembrane transport cellular process primary metabolic process metabolic process lipid metabolic process behavior response to nutrient levels multicellular organismal process response to stimulus behavioral response to nutrient response to chemical response to nutrient protein localization regulation of localization establishment of protein localization nitrogen compound transport regulation of cellular process cell communication cellular macromolecule localization regulation of biological quality regulation of peptide hormone secretion regulation of biological process regulation of hormone levels establishment of protein localization to extracellular region protein secretion regulation of protein secretion regulation of secretion cellular localization regulation of hormone secretion regulation of protein localization regulation of peptide secretion signaling hormone secretion protein localization to extracellular region peptide secretion secretion by cell regulation of secretion by cell amide transport signal release regulation of signaling secretion regulation of transport regulation of peptide transport biological regulation regulation of establishment of protein localization cell-cell signaling export from cell regulation of protein transport peptide transport protein transport regulation of cellular localization regulation of insulin secretion peptide hormone secretion macromolecule localization hormone transport regulation of cell communication insulin secretion microtubule organizing center organization microtubule cytoskeleton organization cellular component organization organelle organization centrosome cycle microtubule-based process cell cycle cellular component organization or biogenesis cytoskeleton organization cell cycle process lactate transmembrane transport organic hydroxy compound transport lactate transport plasma membrane lactate transport system process circulatory system process vascular process in circulatory system vascular transport transport across blood-brain barrier pyruvate metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process organic acid metabolic process organic acid catabolic process cellular catabolic process monocarboxylic acid catabolic process carboxylic acid catabolic process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process pyruvate catabolic process succinate transport succinate transmembrane transport C4-dicarboxylate transport dicarboxylic acid transport mevalonate transport chemical homeostasis homeostatic process glucose homeostasis carbohydrate homeostasis response to food cellular response to stimulus cellular response to chemical stimulus cellular response to organic cyclic compound response to organic cyclic compound	cellular anatomical structure cell junction membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle cellular anatomical structure cell junction membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular organelle centrosome microtubule organizing center intracellular anatomical structure cytoskeleton membraneless organelle intracellular membraneless organelle microtubule cytoskeleton basolateral plasma membrane intracellular membrane-bounded organelle synapse lateral plasma membrane
B	Basigin	protein binding binding virus receptor activity exogenous protein binding molecular transducer activity signaling receptor activity D-mannose binding monosaccharide binding carbohydrate binding small molecule binding cell adhesion molecule binding cadherin binding	response to mercury ion response to stimulus response to metal ion response to chemical response to hormone response to endogenous stimulus response to peptide hormone response to oxygen-containing compound response to nitrogen compound positive regulation of locomotion regulation of biological process regulation of cell motility regulation of cellular process endothelial cell migration response to mercury ion response to stimulus response to metal ion response to chemical response to hormone response to endogenous stimulus response to peptide hormone response to oxygen-containing compound response to nitrogen compound positive regulation of locomotion regulation of biological process regulation of cell motility regulation of cellular process endothelial cell migration biological regulation positive regulation of biological process positive regulation of cell migration regulation of locomotion positive regulation of endothelial cell migration positive regulation of cell motility regulation of cell migration regulation of endothelial cell migration cell migration cellular process cell motility locomotion positive regulation of cellular process multicellular organismal process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of biosynthetic process regulation of cytokine production cytokine production regulation of multicellular organismal process positive regulation of macromolecule metabolic process regulation of vascular endothelial growth factor production regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression vascular endothelial growth factor production biosynthetic process positive regulation of gene expression positive regulation of multicellular organismal process positive regulation of vascular endothelial growth factor production regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process positive regulation of cytokine production regulation of metabolic process developmental process blood vessel morphogenesis tube development angiogenesis vasculature development circulatory system development multicellular organism development anatomical structure morphogenesis tube morphogenesis anatomical structure development anatomical structure formation involved in morphogenesis blood vessel development system development odontogenesis of dentin-containing tooth odontogenesis animal organ development animal organ morphogenesis interleukin-6 production positive regulation of interleukin-6 production regulation of interleukin-6 production protein localization regulation of localization establishment of protein localization cellular localization nitrogen compound transport regulation of protein localization transport matrix metallopeptidase secretion positive regulation of matrix metallopeptidase secretion positive regulation of establishment of protein localization positive regulation of secretion by cell protein localization to extracellular region positive regulation of protein transport localization secretion by cell regulation of secretion by cell positive regulation of secretion cellular macromolecule localization regulation of matrix metallopeptidase secretion secretion regulation of transport establishment of protein localization to extracellular region regulation of establishment of protein localization export from cell regulation of protein transport protein secretion establishment of localization positive regulation of protein secretion regulation of protein secretion regulation of secretion positive regulation of transport protein transport regulation of cellular localization macromolecule localization positive regulation of protein localization cell chemotaxis cellular response to stimulus chemotaxis neutrophil chemotaxis response to external stimulus neutrophil migration granulocyte migration leukocyte migration cellular response to chemical stimulus taxis immune system process granulocyte chemotaxis myeloid leukocyte migration leukocyte chemotaxis protein localization to cell periphery protein localization to plasma membrane localization within membrane protein localization to membrane epithelium development endothelium development morphogenesis of an endothelium endothelial tube morphogenesis morphogenesis of an epithelium tissue development tissue morphogenesis epithelial tube morphogenesis multi-multicellular organism process reproductive process female pregnancy embryo implantation multi-organism reproductive process cell surface receptor signaling pathway signaling signal transduction cell communication multicellular organismal-level homeostasis homeostatic process anatomical structure homeostasis tissue homeostasis retina homeostasis photoreceptor cell maintenance placenta development maternal process involved in female pregnancy multicellular organismal reproductive process developmental process involved in reproduction maternal placenta development decidualization biological process involved in interspecies interaction between organisms positive regulation of viral life cycle positive regulation of viral process viral life cycle modulation by symbiont of entry into host biological process involved in interaction with host biological process involved in symbiotic interaction regulation of viral entry into host cell regulation of viral life cycle regulation of viral process symbiont entry into host cell viral process symbiont entry into host positive regulation of viral entry into host cell positive regulation by symbiont of entry into host regulation of biological process involved in symbiotic interaction response to organophosphorus response to purine-containing compound response to cAMP response to organic cyclic compound sensory organ development eye development retina development in camera-type eye visual system development neural retina development camera-type eye development sensory system development	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle anchoring junction cell junction focal adhesion cell-substrate junction membrane pigment granule membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle anchoring junction cell junction focal adhesion cell-substrate junction membrane pigment granule intracellular vesicle melanosome cytoplasmic vesicle vesicle photoreceptor inner segment extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space extracellular membrane-bounded organelle cell periphery sarcolemma plasma membrane basal part of cell basal plasma membrane plasma membrane region basolateral plasma membrane non-motile cilium 9+0 non-motile cilium cilium neuron projection photoreceptor outer segment plasma membrane bounded cell projection cell projection photoreceptor cell cilium organelle subcompartment endomembrane system endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum organelle membrane endoplasmic reticulum membrane endosome Golgi membrane Golgi apparatus bounding membrane of organelle acrosomal vesicle acrosomal membrane cytoplasmic vesicle membrane vesicle membrane secretory granule secretory vesicle secretory granule membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011701	Major facilitator superfamily	Family
A	IPR020846	Major facilitator superfamily domain	Domain
A	IPR050327	Proton-linked Monocarboxylate Transporter	Family
A	IPR004743	Monocarboxylate transporter	Family
A	IPR036259	MFS transporter superfamily	Homologous Superfamily
B	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
B	IPR003598	Immunoglobulin subtype 2	Domain
B	IPR003599	Immunoglobulin domain subtype	Domain
B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B	IPR007110	Immunoglobulin-like domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P53985	ketoacidosis due to monocarboxylate transporter-1 deficiency exercise-induced hyperinsulinism metabolic myopathy due to lactate transporter defect malignant colon neoplasm hyperinsulinemic hypoglycemia inborn errors of metabolism medulloblastoma adrenal cortex carcinoma Neoplastic Cell Transformation atypical teratoid rhabdoid tumor ovarian cancer breast cancer pancreatic intraductal papillary-mucinous neoplasm Crohn disease Down syndrome ketoacidosis due to monocarboxylate transporter-1 deficiency exercise-induced hyperinsulinism metabolic myopathy due to lactate transporter defect malignant colon neoplasm hyperinsulinemic hypoglycemia inborn errors of metabolism medulloblastoma adrenal cortex carcinoma Neoplastic Cell Transformation atypical teratoid rhabdoid tumor ovarian cancer breast cancer pancreatic intraductal papillary-mucinous neoplasm Crohn disease Down syndrome hereditary spastic paraplegia interstitial cystitis large cell medulloblastoma malignant ependymoma adrenoleukodystrophy non-small cell lung carcinoma Barrett esophagus pancreatic ductal adenocarcinoma psoriasis cutaneous lupus erythematosus endometriosis exocrine pancreatic carcinoma invasive ductal breast carcinoma lung cancer malignant pancreatic neoplasm nasopharyngeal carcinoma astrocytic tumor osteosarcoma benign colon neoplasm pancreatic intraductal papillary-mucinous carcinoma colonic neoplasm ulcerative colitis dermatomyositis esophageal adenocarcinoma glioblastoma
B	Pharos: P35613	Neoplasm Metastasis amyotrophic lateral sclerosis type 1 rheumatoid arthritis COVID-19 Down syndrome large cell medulloblastoma schizophrenia Crohn disease malignant ependymoma plasma cell myeloma ulcerative colitis atypical teratoid rhabdoid tumor dermatomyositis glioblastoma ovarian cancer

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Major Facilitator Superfamily (MFS)	Glycerol-3-phosphate transporter

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

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	Monocarboxylate transporter 1 (MCT1; SLC16 family) in complex with Basigin-2, in the presence of lactate

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.