1XD4

Crystal structure of the DH-PH-cat module of Son of Sevenless (SOS)


ChainDomainClassArchitectureTopologyHomology
A, B
1.20.900.10 Mainly Alpha Up-down Bundle Dbl Homology Domain Chain A
A, B
2.30.29.30 Mainly Beta Roll PH-domain like Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)
A, B
1.20.870.10 Mainly Alpha Up-down Bundle Son of sevenless (SoS) protein Chain S, domain 1
A, B
1.10.840.10 Mainly Alpha Orthogonal Bundle Son of Sevenless (SoS) protein Chain S, domain 2
A, B
1.20.900.10 Mainly Alpha Up-down Bundle Dbl Homology Domain Chain A
A, B
2.30.29.30 Mainly Beta Roll PH-domain like Pleckstrin-homology domain (PH domain)/Phosphotyrosine-binding domain (PTB)
A, B
1.20.870.10 Mainly Alpha Up-down Bundle Son of sevenless (SoS) protein Chain S, domain 1
A, B
1.10.840.10 Mainly Alpha Orthogonal Bundle Son of Sevenless (SoS) protein Chain S, domain 2

Protein Family Annotation Pfam Database Homepage

ChainsAccessionIdentifierDescriptionCommentsSource
A, B
PF00617RasGEF domain (RasGEF)RasGEF domain- Family
A, B
PF00618RasGEF N-terminal motif (RasGEF_N)RasGEF N-terminal motifA subset of guanine nucleotide exchange factor for Ras-like small GTPases appear to possess this motif/domain N-terminal to the RasGef (Cdc25-like) domain.Domain
A, B
PF00169PH domain (PH)PH domainPH stands for pleckstrin homology.Domain
A, B
PF00621RhoGEF domain (RhoGEF)RhoGEF domainGuanine nucleotide exchange factor for Rho/Rac/Cdc42-like GTPases Also called Dbl-homologous (DH) domain. It appears that Pfam:PF00169 domains invariably occur C-terminal to RhoGEF/DH domains.Domain