Annotations: 5X4U

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Guanylate_cyc	e5x4uA2	A: a+b two layers	X: Alpha-beta plaits	H: Adenylyl and guanylyl cyclase catalytic domain-like	T: Adenylyl and guanylyl cyclase catalytic domain-like	F: Guanylate_cyc	ECOD (1.6)
A	BLUF	e5x4uA1	A: a+b two layers	X: Alpha-beta plaits	H: Acylphosphatase-like (From Topology)	T: Acylphosphatase-like	F: BLUF	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF04940	Sensors of blue-light using FAD (BLUF)	Sensors of blue-light using FAD	The BLUF domain has been shown to bind FAD in the AppA protein (Swiss:Q53119). AppA is involved in the repression of photosynthesis genes in response to blue-light.	Domain
A	PF00211	Adenylate and Guanylate cyclase catalytic domain (Guanylate_cyc)	Adenylate and Guanylate cyclase catalytic domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Photoactivated adenylyl cyclase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding phosphorus-oxygen lyase activity cyclase activity lyase activity adenylate cyclase activity catalytic activity blue light photoreceptor activity molecular transducer activity photoreceptor activity signaling receptor activity FAD binding flavin adenine dinucleotide binding cation binding metal ion binding	nucleoside phosphate metabolic process nucleotide biosynthetic process primary metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process cyclic nucleotide metabolic process nucleobase-containing compound metabolic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleobase-containing small molecule metabolic process cyclic nucleotide biosynthetic process nucleoside phosphate biosynthetic process phosphate-containing compound metabolic process nucleoside phosphate metabolic process nucleotide biosynthetic process primary metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process cyclic nucleotide metabolic process nucleobase-containing compound metabolic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleobase-containing small molecule metabolic process cyclic nucleotide biosynthetic process nucleoside phosphate biosynthetic process phosphate-containing compound metabolic process metabolic process cellular process small molecule metabolic process phosphorus metabolic process	cell projection cellular anatomical structure

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR007024	BLUF domain	Domain
A	IPR050697	Adenylyl/Guanylyl Cyclase Class-3/4	Family
A	IPR036046	Acylphosphatase-like domain superfamily	Homologous Superfamily
A	IPR001054	Adenylyl cyclase class-3/4/guanylyl cyclase	Domain
A	IPR029787	Nucleotide cyclase	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.