1H9I

COMPLEX OF EETI-II MUTANT WITH PORCINE TRYPSIN

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	E	TRYPSIN	polymer	223	23493.5	1	UniProt (P00761) Pfam (PF00089) In PDB	SUS SCROFA (PIG)
2	I	TRYPSIN INHIBITOR II	polymer	36	4035.7	1	UniProt (P12071) Pfam (PF00299) In PDB	ECBALLIUM ELATERIUM	EETI-II
3	E	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
4		water	water		18.0	135	Chemie (HOH)

Sequence modifications

I: 1 - 30 (UniProt: P12071)

PDB	External Database	Details
Thr 22	Gly 22	engineered mutation
Asn 23	Pro 23	engineered mutation
Lys 25	Gly 25	engineered mutation
Ile 7	Met 7	engineered mutation

I: 31 - 36 (PDB: 1H9I)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27529.2
Non-Polymers*	Number of molecules	1
	Total formula weight	40.1
All*	Total formula weight	27569.2

*Water molecules are not included.