PDB 1RIW

X-RAY DIFFRACTION2.04 Å4 chains3 ECOD domains

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

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Chain A-B-Cview chain

1 domain

Chain Bthrombin heavy chain, Bview chain

1 domain

Chain Cthrombin heavy chain, Cview chain

1 domain

#	Chain	Domain ID	Range	Family	Classification
1	A-B-C	e1riw.1	A:7-34,B:1-147,C:1-102	Trypsin,Thrombin_light	1 → 1.1 → 1.1.5
2	B	e1riwB01	B:37-183	1.1.17.0	1 → 1.1 → 1.1.17
3	C	e1riwC01	C:185-289	1.1.17.0	1 → 1.1 → 1.1.17

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