3AUI - Sequence, Chains, Asymmetric and Biological Units

• Title: A SIMPLIFIED BPTI VARIANT WITH POLY GLU AMINO ACID TAG (C3E) TERMINUS
• Keywords: SERINE PROTEASE INHIBITOR, INHIBITS SERINE PROTEASE, TRYPSIN HYDROLASE INHIBITOR
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	3AUI	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	BOVINE PANCREATIC TRYPSIN INHIBITOR	A	58	422	0
2	Protein	BOVINE PANCREATIC TRYPSIN INHIBITOR	B	57	417	0
3	Ligand	BOVINE PANCREATIC TRYPSIN INHIBITOR	A	1	0	5
4	Ligand	BOVINE PANCREATIC TRYPSIN INHIBITOR	B	1	0	5
5	Water			157	0	157
total				274	839	167

Proteins

Unit 1	ARG 1 PRO 2 ALA 3 PHE 4 CYS 5 LEU 6 GLU 7 PRO 8 PRO 9 TYR 10 ALA 11 GLY 12 PRO 13 GLY 14 LYS 15 ALA 16 ARG 17 ILE 18 ILE 19 ARG 20 TYR 21 PHE 22 TYR 23 ASN 24 ALA 25 ALA 26 ALA 27 GLY 28 ALA 29 ALA 30 GLN 31 ALA 32 PHE 33 VAL 34 TYR 35 GLY 36 GLY 37 VAL 38 ARG 39 ALA 40 LYS 41 ARG 42 ASN 43 ASN 44 PHE 45 ALA 46 SER 47 ALA 48 ALA 49 ASP 50 ALA 51 LEU 52 ALA 53 ALA 54 CYS 55 ALA 56 ALA 57 ALA 58
Unit 2	ARG 1 PRO 2 ALA 3 PHE 4 CYS 5 LEU 6 GLU 7 PRO 8 PRO 9 TYR 10 ALA 11 GLY 12 PRO 13 GLY 14 LYS 15 ALA 16 ARG 17 ILE 18 ILE 19 ARG 20 TYR 21 PHE 22 TYR 23 ASN 24 ALA 25 ALA 26 ALA 27 GLY 28 ALA 29 ALA 30 GLN 31 ALA 32 PHE 33 VAL 34 TYR 35 GLY 36 GLY 37 VAL 38 ARG 39 ALA 40 LYS 41 ARG 42 ASN 43 ASN 44 PHE 45 ALA 46 SER 47 ALA 48 ALA 49 ASP 50 ALA 51 LEU 52 ALA 53 ALA 54 CYS 55 ALA 56 ALA 57

Ligands

Unit 3	SO4 64
Unit 4	SO4 64