Annotations: 3N3U

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	CBS	e3n3uA1	A: alpha bundles	X: Thioredoxin-like	H: ClpP/crotonase	T: ClpP/crotonase	F: CBS	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.3290.10	Mainly Alpha	Orthogonal Bundle	Fic-like fold	Fido-like domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Adenosine monophosphate-protein transferase ibpA	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 cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity adenylyltransferase activity transferase activity nucleotidyltransferase activity AMPylase activity transferase activity, transferring phosphorus-containing groups	macromolecule modification metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process protein modification process proteolysis protein nucleotidylation protein adenylylation negative regulation of hydrolase activity regulation of biological process negative regulation of GTPase activity regulation of catalytic activity macromolecule modification metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process protein modification process proteolysis protein nucleotidylation protein adenylylation negative regulation of hydrolase activity regulation of biological process negative regulation of GTPase activity regulation of catalytic activity biological regulation negative regulation of molecular function negative regulation of biological process negative regulation of catalytic activity regulation of GTPase activity regulation of molecular function regulation of hydrolase activity symbiont-mediated suppression of host immunoglobulin-mediated immune response symbiont-mediated perturbation of host defense response symbiont-mediated suppression of host immune response biological process involved in interspecies interaction between organisms symbiont-mediated perturbation of host process symbiont-mediated perturbation of host immune response modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction	cellular anatomical structure extracellular region cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR012334	Pectin lyase fold	Homologous Superfamily
A	IPR024973	ESPR domain	Domain
A	IPR036597	Fido-like domain superfamily	Homologous Superfamily
A	IPR006473	Peptidase C58, YopT-type domain	Domain
A	IPR003812	Fido domain	Domain
A	IPR008638	Filamentous haemagglutinin FhaB/tRNA nuclease CdiA-like, TPS domain	Domain
A	IPR040198	Fido domain-containing protein	Family
A	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A	IPR025157	Hemagglutinin repeat	Repeat
A	IPR003951	Peptidase C58, Yersinia/Haemophilus virulence surface antigen	Family
A	IPR011050	Pectin lyase fold/virulence factor	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.