Annotations: 3SSN

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	TAL_FSA	e3ssnD1	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: TAL_FSA	ECOD (v294.2)
D	Cobalamin_bind	e3ssnD2	A: beta barrels	X: RuvA-C	H: post-HMGL domain-like	T: post-HMGL domain-like	F: Cobalamin_bind	ECOD (v294.2)
C	PI3_PI4_kinase	e3ssnC1	A: beta barrels	X: Transmembrane heme-binding four-helical bundle	H: Anticodon-binding domain of Class II aaRS	T: Anticodon-binding domain of Class II aaRS	F: PI3_PI4_kinase	ECOD (v294.2)
B	TAL_FSA	e3ssnB2	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: TAL_FSA	ECOD (v294.2)
B	Cobalamin_bind	e3ssnB1	A: beta barrels	X: RuvA-C	H: post-HMGL domain-like	T: post-HMGL domain-like	F: Cobalamin_bind	ECOD (v294.2)
A	TAL_FSA	e3ssnA1	A: beta barrels	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: TAL_FSA	ECOD (v294.2)
A	Cobalamin_bind	e3ssnA2	A: beta barrels	X: RuvA-C	H: post-HMGL domain-like	T: post-HMGL domain-like	F: Cobalamin_bind	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.30.1050.30	Alpha Beta	2-Layer Sandwich	Nonspecific Lipid-transfer Protein	Chain A	CATH (4.3.0)
D	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
C	3.30.1050.30	Alpha Beta	2-Layer Sandwich	Nonspecific Lipid-transfer Protein	Chain A	CATH (4.3.0)
C	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
B	3.30.1050.30	Alpha Beta	2-Layer Sandwich	Nonspecific Lipid-transfer Protein	Chain A	CATH (4.3.0)
B	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)
A	3.30.1050.30	Alpha Beta	2-Layer Sandwich	Nonspecific Lipid-transfer Protein	Chain A	CATH (4.3.0)
A	3.40.50.150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Vaccinia Virus protein VP39	CATH (4.3.0)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Methyltransferase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding O-methyltransferase activity transferase activity, transferring one-carbon groups transferase activity methyltransferase activity catalytic activity mycinamicin VI 2''-O-methyltransferase activity	methylation metabolic process cellular process protein-containing complex organization protein homotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis antibiotic metabolic process methylation metabolic process cellular process protein-containing complex organization protein homotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly protein homooligomerization cellular component organization or biogenesis antibiotic metabolic process biosynthetic process antibiotic biosynthetic process	-

Chains	Accession	Name	Type
A, B, C, D	IPR040800	Methyltransferase MycE, N-terminal	Domain
A, B, C, D	IPR029063	S-adenosyl-L-methionine-dependent methyltransferase superfamily	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.

3SSN | pdb_00003ssn