ECODEvolutionary Classification of Protein Domains

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PDB 4F9L

X-RAY DIFFRACTION3.14 Å4 chains8 ECOD domains

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

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Domains by Chain

Chain AButyrophilin subfamily 3 member A1view chain

2 domains

e4f9lA1(A:-2-112)e4f9lA2(A:113-206)

Chain BButyrophilin subfamily 3 member A1view chain

2 domains

e4f9lB1(B:-2-112)e4f9lB2(B:113-206)

Chain C20.1 anti-BTN3A1 antibody fragmentview chain

2 domains

e4f9lC3(C:132-254)e4f9lC4(C:1-109)

Chain D20.1 anti-BTN3A1 antibody fragmentview chain

2 domains

e4f9lD1(D:1-109)e4f9lD3(D:132-254)

All Domains (8)

#	Chain	Domain ID	Range	Family	Classification
1	A	e4f9lA1	A:-2-112	V-set	11 → 11.1 → 11.1.1
2	A	e4f9lA2	A:113-206	C2-set_3	11 → 11.1 → 11.1.1
3	B	e4f9lB1	B:-2-112	V-set	11 → 11.1 → 11.1.1
4	B	e4f9lB2	B:113-206	C2-set_3	11 → 11.1 → 11.1.1
5	C	e4f9lC3	C:132-254	V-set	11 → 11.1 → 11.1.1
6	C	e4f9lC4	C:1-109	V-set	11 → 11.1 → 11.1.1
7	D	e4f9lD1	D:1-109	V-set	11 → 11.1 → 11.1.1
8	D	e4f9lD3	D:132-254	V-set	11 → 11.1 → 11.1.1

Visualization Legend

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