PDB 4S21

X-RAY DIFFRACTION3.20 Å0 chains6 ECOD domains

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

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3 domains

3 domains

#	Chain	Domain ID	Range	Family	Classification
1	A	e4s21A1	A:13-126	PAS_2	223 → 223.1 → 223.1.1
2	A	e4s21A2	A:128-318	GAF	223 → 223.1 → 223.1.1
3	A	e4s21A3	A:319-503	PHY	223 → 223.1 → 223.1.1
4	B	e4s21B1	B:14-126	PAS_2	223 → 223.1 → 223.1.1
5	B	e4s21B2	B:319-502	PHY	223 → 223.1 → 223.1.1
6	B	e4s21B3	B:130-318	GAF	223 → 223.1 → 223.1.1

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