Annotations: 5X56

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Psb27-like	8083118	4006150	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Psb27-like	8106714	3002869	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Psb27-like	8106714	3002869	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PSII_Pbs27	e5x56A1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Photosystem II lipoprotein Psb27 (From Topology)	T: Photosystem II lipoprotein Psb27	F: PSII_Pbs27	ECOD (1.6)
B	PSII_Pbs27	e5x56B1	A: alpha bundles	X: Four-helical up-and-down bundle	H: Photosystem II lipoprotein Psb27 (From Topology)	T: Photosystem II lipoprotein Psb27	F: PSII_Pbs27	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.58.810	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	1.20.58.810	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF13326	Photosystem II Pbs27 (PSII_Pbs27)	Photosystem II Pbs27	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Photosystem II repair protein PSB27-H1, chloroplastic	-	photosynthesis protein-containing complex organization photosynthesis, light reaction cellular metabolic process generation of precursor metabolites and energy photosystem II assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex assembly cellular process metabolic process cellular component organization or biogenesis cellular response to stimulus photosynthesis protein-containing complex organization photosynthesis, light reaction cellular metabolic process generation of precursor metabolites and energy photosystem II assembly cellular component organization cellular component biogenesis cellular component assembly protein-containing complex assembly cellular process metabolic process cellular component organization or biogenesis cellular response to stimulus response to light stimulus response to light intensity response to stimulus cellular response to light intensity cellular response to radiation cellular response to environmental stimulus cellular response to light stimulus response to radiation response to abiotic stimulus cellular response to abiotic stimulus organonitrogen compound metabolic process photosystem II repair photosynthesis, light harvesting primary metabolic process organic substance metabolic process protein repair protein metabolic process macromolecule metabolic process	protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle photosynthetic membrane thylakoid non-membrane-bounded organelle membrane-bounded organelle protein-containing complex photosystem intracellular anatomical structure photosystem II membrane membrane protein complex cellular anatomical entity intracellular organelle organelle intracellular non-membrane-bounded organelle photosynthetic membrane thylakoid non-membrane-bounded organelle membrane-bounded organelle plastid intracellular membrane-bounded organelle plastid thylakoid chloroplast thylakoid cytoplasm chloroplast chloroplast thylakoid membrane plastid membrane organelle outer membrane plastid thylakoid membrane organelle envelope bounding membrane of organelle plastid envelope thylakoid membrane outer membrane organelle membrane plastid thylakoid lumen chloroplast thylakoid lumen thylakoid lumen extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR025585	Photosystem II Psb27	Family
A, B	IPR038450	Photosystem II Psb27 superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.