antibiotic resistance	tag	protease site	special
Novagen
pET3a	amp	N-T7 tag
pET11a	amp	N-T7 tag
pET21a(+)	amp	C-histag, N-T7tag
pET21b(+)	amp	C-histag, N-T7tag
pET21c(+)	amp	C-histag, N-T7tag
pET21d(+)	amp	C-histag, N-T7tag
pET22b(+)	amp	C-histag		pelB signal sequence
pET24d(+)	kan	C-histag, N-T7tag
pET28b(+)	kan	N,C-histag, Int-T7tag	Thrombin
pET30b(+)	kan	N,C-histag, int-S-tag	Thrombin, Enterokinase
pET32a(+)	amp	Int,C-histag,Int-S-tag, N-Trx tag	Thrombin, Enterokinase
pET35b(+)	kan	C-histag,Int-S-tag, N-CBD tag	Thrombin, Factor Xa
pET39b(+)	kan	Int-, C-histag, Int-Stag, N-DSB tag	Thrombin, Enterokinase	DSB signal sequence
pET43.1a(+)	amp	Int-, C-histag, Int-Stag, C-HSV tag, N-Nustag	Thrombin, Enterokinase
pBAC-1	baculovirus vector
pBACgus-1	same
pBAC-8	same
pBACgus-8	same
pBAC4X-1	same
NEB
pMAL-C2X	amp	N-MBP	Factor Xa	cytoplasmic expression
pMAL-P2X	amp	N-MBP	Factor Xa	malE signal sequence
pTWIN-1	IMPACT-CN system (Intein Mediated Purification with an Affinity Chitin-binding Tag)
pTYB2	same
pTYB4	same
pTYB11	same
pTYB12	same
Pharmingen
pAcG1	baculovirus vector
pACGHLT-C	same
pACGP67A	baculovirus vector			GP67 secretion signal sequence
Pharmacia
pGEX-2T	amp	N-GST	Thrombin
pGEX-4T-2	amp	N-GST	Thrombin
pGEX-5X-1	amp	N-GST	Factor Xa
pGEX-6P-1	amp	N-GST	PreScission Protease
QIAGEN
pQE-80L	amp	N-HIS		cis-repressed
pQE-81L	amp	N-HIS		cis-repressed
pQE-82L	amp	N-HIS		cis-repressed