Annotations: 8T5M

SOS2 crystal structure with fragment bound (compound 14)

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	TRAF-mep_MATH	e8t5mA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: TRAF-mep_MATH	ECOD (v295)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00617	RasGEF domain (RasGEF)	RasGEF domain	-	Family
A	PF00618	RasGEF N-terminal motif (RasGEF_N)	RasGEF N-terminal motif	A 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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Son of sevenless homolog 2	GTPase regulator activity enzyme regulator activity guanyl-nucleotide exchange factor activity nucleoside-triphosphatase regulator activity molecular function regulator activity protein heterodimerization activity protein binding binding protein dimerization activity	cellular response to stimulus cellular response to nitrogen compound regulation of cellular process response to stimulus signaling response to peptide hormone insulin receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway cell communication cellular response to endogenous stimulus response to hormone signal transduction enzyme-linked receptor protein signaling pathway cellular response to hormone stimulus cellular response to stimulus cellular response to nitrogen compound regulation of cellular process response to stimulus signaling response to peptide hormone insulin receptor signaling pathway cell surface receptor protein tyrosine kinase signaling pathway cell communication cellular response to endogenous stimulus response to hormone signal transduction enzyme-linked receptor protein signaling pathway cellular response to hormone stimulus regulation of biological process cell surface receptor signaling pathway response to endogenous stimulus biological regulation response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus response to chemical response to insulin cellular process cellular response to insulin stimulus small GTPase-mediated signal transduction Ras protein signal transduction intracellular signal transduction intracellular signaling cassette	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol cell periphery plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR009072	Histone-fold	Homologous Superfamily
A	IPR001849	Pleckstrin homology domain	Domain
A	IPR008937	Ras-like guanine nucleotide exchange factor	Family
A	IPR019804	Ras guanine-nucleotide exchange factor, conserved site	Conserved Site
A	IPR000651	Ras-like guanine nucleotide exchange factor, N-terminal	Domain
A	IPR000219	Dbl homology domain	Domain
A	IPR036964	Ras guanine-nucleotide exchange factor, catalytic domain superfamily	Homologous Superfamily
A	IPR035899	Dbl homology (DH) domain superfamily	Homologous Superfamily
A	IPR011993	PH-like domain superfamily	Homologous Superfamily
A	IPR023578	Ras guanine nucleotide exchange factor domain superfamily	Homologous Superfamily
A	IPR001895	Ras guanine-nucleotide exchange factors catalytic domain	Domain
A	IPR055251	SOS1/NGEF-like, PH domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: Q07890	Noonan syndrome Noonan syndrome 9 atypical teratoid rhabdoid tumor Gaucher disease hydrops fetalis medulloblastoma osteosarcoma psoriasis cutaneous lupus erythematosus glioblastoma hypertensive disorder ovarian cancer rheumatoid arthritis dermatomyositis hereditary spastic paraplegia Noonan syndrome Noonan syndrome 9 atypical teratoid rhabdoid tumor Gaucher disease hydrops fetalis medulloblastoma osteosarcoma psoriasis cutaneous lupus erythematosus glioblastoma hypertensive disorder ovarian cancer rheumatoid arthritis dermatomyositis hereditary spastic paraplegia malignant ependymoma plasma cell myeloma ulcerative colitis

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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.