PDB 1YST

X-RAY DIFFRACTION0 chains4 ECOD domains

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

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2 domains

1 domain

1 domain

#	Chain	Domain ID	Range	Family	Classification
1	H	e1ystH1	H:36-253	Photosynthetic reaction centre, H-chain N-terminal region / PRC-barrel domain	4 → 4.6 → 4.6.1
2	H	e1ystH2	H:1-35	PRCH	5002 → 5002.1 → 5002.1.1
3	L	e1ystL1	L:1-273	Photo_RC	5037 → 5037.1 → 5037.1.1
4	M	e1ystM1	M:1-303	Photo_RC	5037 → 5037.1 → 5037.1.1

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