GO:0005905; C:coated pit; IEA:Compara.
GO:0016023; C:cytoplasmic membrane-bounded vesicle; ISO:MGI.
GO:0005768; C:endosome; IDA:MGI.
GO:0009897; C:external side of plasma membrane; IDA:MGI.
GO:0070062; C:extracellular vesicular exosome; IDA:MGI.
GO:0048471; C:perinuclear region of cytoplasm; IDA:MGI.
GO:0005381; F:iron ion transmembrane transporter activity; TAS:MGI.
GO:0008233; F:peptidase activity; IEA:InterPro.
GO:0004998; F:transferrin receptor activity; TAS:MGI.
GO:0006879; P:cellular iron ion homeostasis; IMP:MGI.
GO:0006508; P:proteolysis; IEA:InterPro.