PDB 3K2U

X-RAY DIFFRACTION2.35 Å4 chains5 ECOD domains

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

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Chain AHepatocyte growth factor activator long chainview chain

1 domain

Chain HAntibody, Fab fragment, Heavy Chainview chain

2 domains

Chain LAntibody, Fab fragment, Light Chainview chain

2 domains

#	Chain	Domain ID	Range	Family	Classification
1	A	e3k2uA1	A:16-243	Trypsin	1 → 1.1 → 1.1.17
2	H	e3k2uH1	H:1-113	V-set	11 → 11.1 → 11.1.1
3	H	e3k2uH2	H:114-216	C1-set	11 → 11.1 → 11.1.1
4	L	e3k2uL1	L:1-107	V-set	11 → 11.1 → 11.1.1
5	L	e3k2uL2	L:108-214	C1-set	11 → 11.1 → 11.1.1

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