Annotations: 4S3H

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F_UNCLASSIFIED	e4s3hA1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: F_UNCLASSIFIED	ECOD (1.6)
B	F_UNCLASSIFIED	e4s3hB1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: F_UNCLASSIFIED	ECOD (1.6)
C	F_UNCLASSIFIED	e4s3hC1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: F_UNCLASSIFIED	ECOD (1.6)
D	F_UNCLASSIFIED	e4s3hD1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: F_UNCLASSIFIED	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Mdb1	-	cellular response to stimulus regulation of cellular process regulation of cell cycle phase transition DNA damage checkpoint signaling response to stimulus signaling G2/M transition of mitotic cell cycle mitotic G2 DNA damage checkpoint signaling negative regulation of biological process negative regulation of cell cycle cell cycle phase transition intracellular signal transduction mitotic cell cycle negative regulation of mitotic cell cycle mitotic G2/M transition checkpoint cellular response to stimulus regulation of cellular process regulation of cell cycle phase transition DNA damage checkpoint signaling response to stimulus signaling G2/M transition of mitotic cell cycle mitotic G2 DNA damage checkpoint signaling negative regulation of biological process negative regulation of cell cycle cell cycle phase transition intracellular signal transduction mitotic cell cycle negative regulation of mitotic cell cycle mitotic G2/M transition checkpoint cell communication regulation of mitotic cell cycle mitotic DNA integrity checkpoint signaling cellular response to stress response to stress mitotic DNA damage checkpoint signaling negative regulation of cellular process negative regulation of cell cycle phase transition signal transduction cell cycle regulation of cell cycle cell cycle process cell cycle G2/M phase transition regulation of biological process negative regulation of mitotic cell cycle phase transition regulation of G2/M transition of mitotic cell cycle regulation of cell cycle process biological regulation DNA integrity checkpoint signaling regulation of cell cycle G2/M phase transition negative regulation of cell cycle process cell cycle checkpoint signaling regulation of mitotic cell cycle phase transition mitotic cell cycle checkpoint signaling mitotic cell cycle process DNA damage response negative regulation of cell cycle G2/M phase transition signal transduction in response to DNA damage cellular process negative regulation of G2/M transition of mitotic cell cycle mitotic cell cycle phase transition	intracellular anatomical structure mitotic spindle spindle cellular anatomical entity intracellular organelle mitotic spindle midzone cytoskeleton organelle intracellular non-membrane-bounded organelle spindle midzone microtubule cytoskeleton non-membrane-bounded organelle cytoplasm site of double-strand break intracellular anatomical structure mitotic spindle spindle cellular anatomical entity intracellular organelle mitotic spindle midzone cytoskeleton organelle intracellular non-membrane-bounded organelle spindle midzone microtubule cytoskeleton non-membrane-bounded organelle cytoplasm site of double-strand break site of DNA damage chromosome membrane-bounded organelle nucleus intracellular membrane-bounded organelle