Annotations: 3KK4

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RHH_4	e3kk4A1	A: beta barrels	X: HTH	H: HTH	T: Ribbon-helix-helix	F: RHH_4	ECOD (v294.2)
B	ATP-synt_ab_N	e3kk4B1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: ATP-synt_ab_N	ECOD (v294.2)
C	ATP-synt_ab_N	e3kk4C1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: ATP-synt_ab_N	ECOD (v294.2)
D	ATP-synt_ab_N	e3kk4D1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: ATP-synt_ab_N	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.3990.20	Mainly Alpha	Orthogonal Bundle	Ribbon-helix-helix fold	protein bp1543	CATH (4.3.0)
B	1.10.3990.20	Mainly Alpha	Orthogonal Bundle	Ribbon-helix-helix fold	protein bp1543	CATH (4.3.0)
C	1.10.3990.20	Mainly Alpha	Orthogonal Bundle	Ribbon-helix-helix fold	protein bp1543	CATH (4.3.0)
D	1.10.3990.20	Mainly Alpha	Orthogonal Bundle	Ribbon-helix-helix fold	protein bp1543	CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF13467	Ribbon-helix-helix domain (RHH_4)	Ribbon-helix-helix domain	This short bacterial protein contains a ribbon-helix-helix domain that is likely to be DNA-binding.	Domain