Crystal structure of Mycobacterial FtsX extracellular domain


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
DHemagglutinine4n8nD1 A: a/b three-layered sandwichesX: Outer membrane meander beta-barrelsH: PorinsT: PorinF: HemagglutininECOD (v294.1)
CHemagglutinine4n8nC1 A: a/b three-layered sandwichesX: Outer membrane meander beta-barrelsH: PorinsT: PorinF: HemagglutininECOD (v294.1)
BDSBAe4n8nB1 A: a/b three-layered sandwichesX: HTHH: Toll/Interleukin receptor TIR domainT: Toll/Interleukin receptor TIR domainF: DSBAECOD (v294.1)
AHemagglutinine4n8nA1 A: a/b three-layered sandwichesX: Outer membrane meander beta-barrelsH: PorinsT: PorinF: HemagglutininECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
D3.30.70.3040 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits CATH (4.3.0)
C3.30.70.3040 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits CATH (4.3.0)
B3.30.70.3040 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits CATH (4.3.0)
A3.30.70.3040 Alpha Beta 2-Layer Sandwich Alpha-Beta Plaits CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D
PF18075FtsX extracellular domain (FtsX_ECD)FtsX extracellular domainThis is the extracellular domain (ECD) found in FtsX enzyme, a homolog of the transmembrane PG-hydrolase regulator. The FtsX extracellular domain binds the PG peptidase Rv2190c/RipC N-terminal segment, causing a conformational change that activates t ...This is the extracellular domain (ECD) found in FtsX enzyme, a homolog of the transmembrane PG-hydrolase regulator. The FtsX extracellular domain binds the PG peptidase Rv2190c/RipC N-terminal segment, causing a conformational change that activates the enzyme leading to PG hydrolysis in Mycobacterium tuberculosis. Structural analysis of FtsX ECD reveals fold containing two lobes connected by a flexible hinge. Mutations in the hydrophobic cleft between the lobes showed reduction in RipC binding in vitro and inhibition of FtsX function in Mycobacterium smegmatis [1].
Domain