Table 1. Cellular locations for recombinant protein production in various plant host and types of proteases identified at these locations.

Host	Protein	Compartment		Protease			References
Solanum tuberosum cv Desireé	Sea anemone equistatin		Secretory pathway, lytic vacuole, ER		Arginine/lysine-specific, legumain-type Asn-specific cysteine	1
Nicotiana tabacum cv Samsun NN	Monoclonal mouse IgG1		Apoplast		Cysteine, aspartic	2
Nicotiana tabacum L. Cv. Samsun	Glutathione reductase		Cytosol		Cysteine	3
Solanum tuberosum plantlets, cv Kennebec	human α1-antichymotrypsin		Cytosol		Aspartic, serine	4
Oryza sativa L. cv Dongin	Human granulocyte–macrophage colony stimulating factor		Secretory pathway		Cysteine	5
Oryza sativa L. cv Dongin	Synthetic serine proteinase inhibitor II gene		Extracellular		Serine	6
Oryza sativa L. cv Dongin	Human granulocyte–macrophage colony stimulating factor		Extracellular		Serine	7
Solanum tuberosum L., cv Kennebec	Bovine aprotinin		Cytosol, ER, apoplast		Serine	8
Nicotiana tabacum cv BY-2	Human α1-antichymotrypsin		ER, Golgi, apoplast, extracellular		Serine	9
Nicotiana tabacum L.	Oryzacystatin-1		ER, chloroplast		Cysteine	10
Nicotiana tabacum (var. xanthi)	Human IgG1κ antibody		Apoplast		Cysteine, aspartic, serine	11 , 12
Solanum tuberosum L., cv Kennebec	Tomato cathepsin D inhibitor (CDI), Bovine aprotinin		Cytosol, ER		Serine	13
Nicotiana tabacum cv “81V9”	Spider dragline silk		ER		Serine	14
Solanum tuberosum L., cv Kennebec	Tomato cathepsin D inhibitor (SlCDI)		Cytosol		Aspartic, serine	15
Nicotiana tabacum	Monoclonal antibodies		Secretory pathway		Serine	16
Solanum lycopersium var PED	Human α1-proteinase inhibitor		ER, apoplast, vacuole, cytosol		Serine	17