Annotations: 3QO6

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	Radical_SAM	e3qo6C1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Radical_SAM	ECOD (develop294)
B	Radical_SAM	e3qo6B1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Radical_SAM	ECOD (develop294)
A	TetR_N	e3qo6A1	A: alpha bundles	X: Cupredoxin-like	H: Cupredoxin-related	T: Cupredoxin-related	F: TetR_N	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
C	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
B	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
B	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)
A	2.40.10.10	Mainly Beta	Beta Barrel	Thrombin, subunit H	Trypsin-like serine proteases	CATH (4.3.0)
A	2.30.42.10	Mainly Beta	Roll	Pdz3 Domain	PDZ domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF13180	PDZ domain (PDZ_2)	PDZ domain		Domain
A, B, C	PF13365	Trypsin-like peptidase domain (Trypsin_2)	Trypsin-like peptidase domain	This family includes trypsin-like peptidase domains.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
G	peptide	-	-	-
F	peptide	-	-	-
E, H, I	peptide	-	-	-
D	peptide	-	-	-
A, B, C	Protease Do-like 1, chloroplastic	peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity identical protein binding protein binding binding	photosynthesis photosynthesis, light reaction photosystem II repair photosynthesis, light harvesting primary metabolic process generation of precursor metabolites and energy protein repair metabolic process cellular process protein metabolic process macromolecule metabolic process catabolic process protein catabolic process macromolecule catabolic process photosynthesis photosynthesis, light reaction photosystem II repair photosynthesis, light harvesting primary metabolic process generation of precursor metabolites and energy protein repair metabolic process cellular process protein metabolic process macromolecule metabolic process catabolic process protein catabolic process macromolecule catabolic process proteolysis	chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope chloroplast thylakoid membrane membrane-bounded organelle plastid membrane intracellular anatomical structure plastid organelle outer membrane plastid thylakoid membrane plastid thylakoid intracellular organelle organelle envelope cellular anatomical structure bounding membrane of organelle membraneless organelle plastid envelope thylakoid chloroplast membrane intracellular membraneless organelle intracellular membrane-bounded organelle thylakoid membrane organelle chloroplast thylakoid outer membrane cytoplasm photosynthetic membrane organelle membrane plastid thylakoid lumen chloroplast thylakoid lumen thylakoid lumen cytosol nucleus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR009003	Peptidase S1, PA clan	Homologous Superfamily
A, B, C	IPR001940	Peptidase S1C	Family
A, B, C	IPR036034	PDZ superfamily	Homologous Superfamily
A, B, C	IPR051201	Chloroplastic and Bacterial Serine Proteases	Family
A, B, C	IPR001478	PDZ domain	Domain
A, B, C	IPR039382	Protease Do-like 1/8, PDZ domain	Domain
A, B, C	IPR043504	Peptidase_S1_PA_chymotrypsin	Unknown

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.