7G0W

Crystal Structure of apo human FABP1i monoclinic form II, twinned with beta=90deg

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Lipocalins	8040616	3001332	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Lipocalins	8040616	3001332	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Lipocalins	8040616	3001332	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Lipocalins	8040616	3001332	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)
C	PF14651	e7g0wC1	A: beta barrels	X: Lipocalins/Streptavidin	H: Lipocalins (From Topology)	T: Lipocalins	F: PF14651	ECOD (1.6)
A	PF14651	e7g0wA1	A: beta barrels	X: Lipocalins/Streptavidin	H: Lipocalins (From Topology)	T: Lipocalins	F: PF14651	ECOD (1.6)
B	PF14651	e7g0wB1	A: beta barrels	X: Lipocalins/Streptavidin	H: Lipocalins (From Topology)	T: Lipocalins	F: PF14651	ECOD (1.6)
D	PF14651	e7g0wD1	A: beta barrels	X: Lipocalins/Streptavidin	H: Lipocalins (From Topology)	T: Lipocalins	F: PF14651	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF14651	Lipocalin / cytosolic fatty-acid binding protein family (Lipocalin_7)	Lipocalin / cytosolic fatty-acid binding protein family	Lipocalins are transporters for small hydrophobic molecules, such as lipids, steroid hormones, bilins, and retinoids. The family also encompasses the enzyme prostaglandin D synthase (EC:5.3.99.2).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Fatty acid-binding protein, liver	antioxidant activity bile acid binding organic acid binding binding ion binding anion binding carboxylic acid binding monocarboxylic acid binding small molecule binding fatty acid binding lipid binding protein-containing complex binding chromatin binding phospholipid binding antioxidant activity bile acid binding organic acid binding binding ion binding anion binding carboxylic acid binding monocarboxylic acid binding small molecule binding fatty acid binding lipid binding protein-containing complex binding chromatin binding phospholipid binding long-chain fatty acid binding oleic acid binding heterocyclic compound binding long-chain fatty acid transmembrane transporter activity lipid transporter activity lipid transmembrane transporter activity fatty acid 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	negative regulation of hydrolase activity regulation of cellular process negative regulation of proteolysis regulation of catalytic activity negative regulation of biological process negative regulation of catalytic activity regulation of programmed cell death negative regulation of endopeptidase activity regulation of primary metabolic process negative regulation of peptidase activity regulation of cysteine-type endopeptidase activity involved in apoptotic process organic substance metabolic process regulation of proteolysis proteolysis regulation of endopeptidase activity negative regulation of hydrolase activity regulation of cellular process negative regulation of proteolysis regulation of catalytic activity negative regulation of biological process negative regulation of catalytic activity regulation of programmed cell death negative regulation of endopeptidase activity regulation of primary metabolic process negative regulation of peptidase activity regulation of cysteine-type endopeptidase activity involved in apoptotic process organic substance metabolic process regulation of proteolysis proteolysis regulation of endopeptidase activity negative regulation of cellular process negative regulation of cysteine-type endopeptidase activity involved in apoptotic process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of cysteine-type endopeptidase activity regulation of biological process organonitrogen compound metabolic process negative regulation of programmed cell death regulation of protein metabolic process regulation of apoptotic process negative regulation of metabolic process regulation of peptidase activity biological regulation negative regulation of molecular function primary metabolic process regulation of macromolecule metabolic process cell death regulation of molecular function negative regulation of apoptotic process regulation of hydrolase activity negative regulation of cysteine-type endopeptidase activity metabolic process cellular process macromolecule metabolic process apoptotic process regulation of metabolic process programmed cell death oxoacid metabolic process regulation of lipid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process regulation of fatty acid oxidation positive regulation of metabolic process positive regulation of fatty acid beta-oxidation monocarboxylic acid catabolic process cellular ketone metabolic process regulation of small molecule metabolic process carboxylic acid catabolic process positive regulation of lipid metabolic process small molecule metabolic process regulation of cellular ketone metabolic process cellular metabolic process regulation of fatty acid beta-oxidation regulation of cellular metabolic process regulation of lipid catabolic process positive regulation of fatty acid oxidation cellular lipid metabolic process regulation of fatty acid metabolic process monocarboxylic acid metabolic process small molecule catabolic process catabolic process positive regulation of biological process positive regulation of cellular metabolic process fatty acid oxidation positive regulation of lipid catabolic process fatty acid beta-oxidation lipid oxidation positive regulation of cellular process positive regulation of fatty acid metabolic process fatty acid metabolic process lipid catabolic process carboxylic acid metabolic process lipid modification regulation of catabolic process fatty acid catabolic process positive regulation of catabolic process regulation of cellular catabolic process positive regulation of cellular catabolic process positive regulation of small molecule metabolic process organic substance catabolic process lipid metabolic process response to decreased oxygen levels cellular response to stimulus response to stimulus cellular response to oxygen levels cellular response to hypoxia cellular response to decreased oxygen levels cellular response to chemical stimulus cellular response to stress response to hypoxia response to stress response to chemical response to oxygen levels response to abiotic stimulus multicellular organismal process system process digestion intestinal absorption digestive system process response to nutrient levels response to nutrient response to vitamin B3 response to vitamin cellular response to oxidative stress response to oxygen-containing compound cellular response to chemical stress cellular response to oxygen-containing compound cellular response to hydrogen peroxide response to reactive oxygen species response to inorganic substance response to hydrogen peroxide response to oxidative stress cellular response to reactive oxygen species organic anion transport carboxylic acid transport transport organic substance transport lipid localization lipid transport establishment of localization organic acid transport localization monocarboxylic acid transport fatty acid transport macromolecule localization	extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol nucleus extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space cellular anatomical entity vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle nucleoplasm organelle lumen nuclear lumen protein-containing complex peroxisomal matrix peroxisome microbody lumen microbody cell periphery cell cortex apical part of cell cell cortex region cytoplasmic region apical cortex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR012674	Calycin	Homologous Superfamily
A, B, C, D	IPR000463	Cytosolic fatty-acid binding	Domain
A, B, C, D	IPR031259	Intracellular lipid binding protein	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P07148	acute kidney tubular necrosis chronic kidney disease Lipoidosis nephrosclerosis ulcerative colitis lysosomal lipid storage disorder pancreatic ductal adenocarcinoma Crohn disease malignant colon neoplasm psoriasis

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.