3ETC

2.1 A structure of acyl-adenylate synthetase from Methanosarcina acetivorans containing a link between Lys256 and Cys298

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	AMP-binding_3rd	e3etcA10	A: beta barrels	X: beta-barrel domain in acetyl-CoA synthetase-like proteins (From Topology)	H: beta-barrel domain in acetyl-CoA synthetase-like proteins (From Topology)	T: beta-barrel domain in acetyl-CoA synthetase-like proteins	F: AMP-binding_3rd	ECOD (1.6)
A	AMP-binding_C	e3etcA12	A: a+b two layers	X: Alpha-lytic protease prodomain-like	H: a+b domain in acetyl-CoA synthetase-like proteins (From Topology)	T: a+b domain in acetyl-CoA synthetase-like proteins	F: AMP-binding_C	ECOD (1.6)
A	AMP-binding_1st	e3etcA3	A: a/b three-layered sandwiches	X: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	H: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	T: Rossmann-like domain in Acetyl-CoA synthetase-like proteins	F: AMP-binding_1st	ECOD (1.6)
A	AMP-binding_2nd	e3etcA1	A: a/b three-layered sandwiches	X: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	H: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	T: Rossmann-like domain in Acetyl-CoA synthetase-like proteins	F: AMP-binding_2nd	ECOD (1.6)
B	AMP-binding_3rd	e3etcB6	A: beta barrels	X: beta-barrel domain in acetyl-CoA synthetase-like proteins (From Topology)	H: beta-barrel domain in acetyl-CoA synthetase-like proteins (From Topology)	T: beta-barrel domain in acetyl-CoA synthetase-like proteins	F: AMP-binding_3rd	ECOD (1.6)
B	AMP-binding_C	e3etcB8	A: a+b two layers	X: Alpha-lytic protease prodomain-like	H: a+b domain in acetyl-CoA synthetase-like proteins (From Topology)	T: a+b domain in acetyl-CoA synthetase-like proteins	F: AMP-binding_C	ECOD (1.6)
B	AMP-binding_1st	e3etcB7	A: a/b three-layered sandwiches	X: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	H: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	T: Rossmann-like domain in Acetyl-CoA synthetase-like proteins	F: AMP-binding_1st	ECOD (1.6)
B	AMP-binding_2nd	e3etcB5	A: a/b three-layered sandwiches	X: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	H: Rossmann-like domain in Acetyl-CoA synthetase-like proteins (From Topology)	T: Rossmann-like domain in Acetyl-CoA synthetase-like proteins	F: AMP-binding_2nd	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.12780	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	ANL, N-terminal domain	CATH (4.3.0)
A	3.30.300.30	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)
B	3.40.50.12780	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	ANL, N-terminal domain	CATH (4.3.0)
B	3.30.300.30	Alpha Beta	2-Layer Sandwich	GMP Synthetase	Chain A, domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00501	AMP-binding enzyme (AMP-binding)	AMP-binding enzyme	-	Family
A, B	PF13193	AMP-binding enzyme C-terminal domain (AMP-binding_C)	AMP-binding enzyme C-terminal domain	This is a small domain that is found C terminal to Pfam:PF00501. It has a central beta sheet core that is flanked by alpha helices.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	AMP-binding protein	fatty acid ligase activity ligase activity, forming carbon-sulfur bonds catalytic activity acid-thiol ligase activity ligase activity ATP-dependent activity fatty-acyl-CoA synthase activity acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity C-acyltransferase activity	nucleoside phosphate metabolic process primary metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process acyl-CoA metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process metabolic process cellular process sulfur compound metabolic process small molecule metabolic process amide metabolic process thioester metabolic process nucleoside phosphate metabolic process primary metabolic process purine-containing compound metabolic process nucleobase-containing compound metabolic process acyl-CoA metabolic process organophosphate metabolic process nucleobase-containing small molecule metabolic process phosphate-containing compound metabolic process metabolic process cellular process sulfur compound metabolic process small molecule metabolic process amide metabolic process thioester metabolic process phosphorus metabolic process fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process lipid biosynthetic process organic acid biosynthetic process organic acid metabolic process fatty acid biosynthetic process carboxylic acid biosynthetic process biosynthetic process monocarboxylic acid metabolic process lipid metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR045851	AMP-binding enzyme, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR042099	ANL, N-terminal domain	Homologous Superfamily
A, B	IPR025110	AMP-binding enzyme, C-terminal domain	Domain
A, B	IPR000873	AMP-dependent synthetase/ligase domain	Domain
A, B	IPR051087	Mitochondrial Acyl-CoA Synthetase Medium-Chain	Family

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.