PDB 4O3U

X-RAY DIFFRACTION3.04 Å0 chains3 ECOD domains

3D Structure(domains colored, ligands/nucleic acids shown)

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1 domain

2 domains

#	Chain	Domain ID	Range	Family	Classification
1	A	e4o3uA1	A:504-722	Trypsin	1 → 1.1 → 1.1.17
2	B	e4o3uB1	B:516-564	PSI	355 → 355.1 → 355.1.1
3	B	e4o3uB2	B:39-515	Sema	5 → 5.1 → 5.1.4

ECOD domains (colored by index)Unclassified protein regionsNucleic acids (RNA/DNA)Ligands/cofactors