E. coli aconitase B structure reveals a HEAT-like domain with implications for protein-protein recognition.

139555 Biological Macromolecular Structures Enabling Breakthroughs in Research and Education

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species
A1-160	d1l5ja1	All alpha proteins	alpha-alpha superhelix	Aconitase B, N-terminal domain	Aconitase B, N-terminal domain	Aconitase B, N-terminal domain	Escherichia coli [TaxId: 562]
A161-372	d1l5ja2	Alpha and beta proteins (a/b)	The "swivelling" beta/beta/alpha domain	LeuD/IlvD-like	LeuD-like	Aconitase B, second N-terminal domain	Escherichia coli [TaxId: 562]
A373-862	d1l5ja3	Alpha and beta proteins (a/b)	Aconitase iron-sulfur domain	Aconitase iron-sulfur domain	Aconitase iron-sulfur domain	Aconitase B, C-terminal domain	Escherichia coli [TaxId: 562]
B1-160	d1l5jb1	All alpha proteins	alpha-alpha superhelix	Aconitase B, N-terminal domain	Aconitase B, N-terminal domain	Aconitase B, N-terminal domain	Escherichia coli [TaxId: 562]
B161-372	d1l5jb2	Alpha and beta proteins (a/b)	The "swivelling" beta/beta/alpha domain	LeuD/IlvD-like	LeuD-like	Aconitase B, second N-terminal domain	Escherichia coli [TaxId: 562]
B373-862	d1l5jb3	Alpha and beta proteins (a/b)	Aconitase iron-sulfur domain	Aconitase iron-sulfur domain	Aconitase iron-sulfur domain	Aconitase B, C-terminal domain	Escherichia coli [TaxId: 562]

Chains	Domain	Class	Architecture	Topology	Homology
A2	1l5jA02	Alpha Beta	Alpha-Beta Barrel	Aconitase; domain 4	Aconitase, domain 4
A3	1l5jA03	Alpha Beta	3-Layer(aba) Sandwich	Aconitase; Domain 2	Aconitase, Domain 2
A4	1l5jA04	Alpha Beta	2-Layer Sandwich	Aconitase; domain 3	Aconitase, domain 3
A5	1l5jA05	Alpha Beta	2-Layer Sandwich	Aconitase; domain 3	Aconitase, domain 3
B2	1l5jB02	Alpha Beta	Alpha-Beta Barrel	Aconitase; domain 4	Aconitase, domain 4
B3	1l5jB03	Alpha Beta	3-Layer(aba) Sandwich	Aconitase; Domain 2	Aconitase, Domain 2
B4	1l5jB04	Alpha Beta	2-Layer Sandwich	Aconitase; domain 3	Aconitase, domain 3
B5	1l5jB05	Alpha Beta	2-Layer Sandwich	Aconitase; domain 3	Aconitase, domain 3

Chains	Pfam Accession	Pfam Identifier	Pfam Description	Type	Source

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A,B	Aconitate hydratase 2 (1L5J:A,B)	RNA Binding MRNA Binding MRNA 3' Utr Binding Aconitate Hydratase Activity Protein Binding Lyase Activity Metal Ion Binding 2 Methylisocitrate Dehydratase Activity Iron Sulfur Cluster Binding 4 Iron 4 Sulfur Cluster Binding	Glyoxylate Cycle Tricarboxylic Acid Cycle Regulation of Translation Metabolic Process Propionate Catabolic Process 2 Methylcitrate Cycle	Cytosol

Type	PDB Residue Nr.	Description