Annotations: 3N2O

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	Mtrc-MtrF_II-IV_dom	e3n2oD1	A: alpha arrays	X: Alpha-beta plaits	H: Pseudouridine synthase	T: Pseudouridine synthase	F: Mtrc-MtrF_II-IV_dom	ECOD (v295.2)
C	Mtrc-MtrF_II-IV_dom	e3n2oC1	A: alpha arrays	X: Alpha-beta plaits	H: Pseudouridine synthase	T: Pseudouridine synthase	F: Mtrc-MtrF_II-IV_dom	ECOD (v295.2)
B	Mtrc-MtrF_II-IV_dom	e3n2oB1	A: alpha arrays	X: Alpha-beta plaits	H: Pseudouridine synthase	T: Pseudouridine synthase	F: Mtrc-MtrF_II-IV_dom	ECOD (v295.2)
A	Orn_Arg_deC_N	e3n2oA1	A: alpha arrays	X: Spectrin repeat-like	H: TIM barrels	T: TIM barrels	F: Orn_Arg_deC_N	ECOD (v295.2)
A	Arg_decarb_HB	e3n2oA3	A: alpha arrays	X: Spectrin repeat-like	H: Helical bundle domain in arginine decarboxylase	T: Helical bundle domain in arginine decarboxylase	F: Arg_decarb_HB	ECOD (v295.2)
A	Arg_decarb_HB	e3n2oA4	A: alpha arrays	X: Glucocorticoid receptor-like	H: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	T: alpha-helical domain in beta-lactamase/transpeptidase-like proteins	F: Arg_decarb_HB	ECOD (v295.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.40.37.10	Mainly Beta	Beta Barrel	Lyase, Ornithine Decarboxylase	Chain A, domain 1	CATH (4.3.0)
D	3.20.20.10	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Alanine racemase	CATH (4.3.0)
D	1.20.58.930	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
D	1.10.287.3440	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
C	2.40.37.10	Mainly Beta	Beta Barrel	Lyase, Ornithine Decarboxylase	Chain A, domain 1	CATH (4.3.0)
C	3.20.20.10	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Alanine racemase	CATH (4.3.0)
C	1.20.58.930	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
C	1.10.287.3440	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
B	2.40.37.10	Mainly Beta	Beta Barrel	Lyase, Ornithine Decarboxylase	Chain A, domain 1	CATH (4.3.0)
B	3.20.20.10	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Alanine racemase	CATH (4.3.0)
B	1.20.58.930	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	1.10.287.3440	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)
A	2.40.37.10	Mainly Beta	Beta Barrel	Lyase, Ornithine Decarboxylase	Chain A, domain 1	CATH (4.3.0)
A	3.20.20.10	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Alanine racemase	CATH (4.3.0)
A	1.20.58.930	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
A	1.10.287.3440	Mainly Alpha	Orthogonal Bundle	Helix Hairpins		CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Biosynthetic arginine decarboxylase	arginine decarboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity	polyamine metabolic process amine metabolic process biogenic amine biosynthetic process spermidine metabolic process biosynthetic process amine biosynthetic process polyamine biosynthetic process metabolic process cellular process spermidine biosynthetic process biogenic amine metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process polyamine metabolic process amine metabolic process biogenic amine biosynthetic process spermidine metabolic process biosynthetic process amine biosynthetic process polyamine biosynthetic process metabolic process cellular process spermidine biosynthetic process biogenic amine metabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process amino acid metabolic process primary metabolic process arginine metabolic process proteinogenic amino acid metabolic process L-arginine catabolic process proteinogenic amino acid catabolic process carboxylic acid catabolic process small molecule metabolic process small molecule catabolic process amino acid catabolic process	-

Chains	Accession	Name	Type
A, B, C, D	IPR029066	PLP-binding barrel	Homologous Superfamily
A, B, C, D	IPR040634	Arginine decarboxylase, helical bundle domain	Domain
A, B, C, D	IPR002985	Arginine decarboxylase	Family
A, B, C, D	IPR009006	Alanine racemase/group IV decarboxylase, C-terminal	Homologous Superfamily
A, B, C, D	IPR041128	Arginine decarboxylase, C-terminal helical	Domain
A, B, C, D	IPR000183	Ornithine/DAP/Arg decarboxylase	Family
A, B, C, D	IPR022644	Orn/DAP/Arg decarboxylase 2, N-terminal	Domain

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.

3N2O | pdb_00003n2o