PDB 4ROE

X-RAY DIFFRACTION2.20 Å4 chains4 ECOD domains

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

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Chain ATranscription factor IIIB 50 kDa subunitview chain

2 domains

Chain BTATA-box-binding proteinview chain

2 domains

#	Chain	Domain ID	Range	Family	Classification
1	A	e4roeA1	A:64-165	TFIIB	101 → 101.1 → 101.1.10
2	A	e4roeA2	A:166-314	BRF2-like_C_cyclin_rpt	101 → 101.1 → 101.1.10
3	B	e4roeB1	B:158-256	TBP	331 → 331.1 → 331.1.1
4	B	e4roeB2	B:257-334	TBP	331 → 331.1 → 331.1.1

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