ECOD: domain e1nekC1

Domain ID e1nekC1

A: alpha bundles
X: Transmembrane heme-binding four-helical bundle
H: Transmembrane heme-binding four-helical bundle
T: Fumarate reductase respiratory complex transmembrane subunits
F: Sdh_cyt

UID:	000004239
Type:	Manual and representative domain
Range:	C:1-129
Ligands:	CDN EPH HEM UQ2
PDB:	1nek
PDB Description:	SUCCINATE DEHYDROGENASE CYTOCHROME B-556 SUBUNIT
In assembly with:	e1nekD1
UniProt:	P69054
Species:	Escherichia coli

Domain
In chain context
In PDB context

Structure of domain e1nekC1 in assembly with e1nekD1

Domains in the same chain:

Download Pymol

e1nekC1	C:1-129	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits

Domains in the same PDB:

e1nekA3	A:3-235,A:356-450	Rossmann-like	Rossmann-related	FAD/NAD(P)-binding domain
e1nekA2	A:236-355	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain
e1nekA1	A:451-588	Spectrin repeat-like	Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain	Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain
e1nekB2	B:1-106	beta-Grasp	Ubiquitin-related	Ubiquitin-like
e1nekB1	B:107-238	alpha-helical ferredoxin-like	alpha-helical ferredoxin	alpha-helical ferredoxin
e1nekC1	C:1-129	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits
e1nekD1	D:3-115	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits

Structural contacts of domain e1nekC1 of H-group "Transmembrane heme-binding four-helical bundle":

The domain and its neighboring domains (both within the asymmetric unit and to crystallographic symmetry mates) are represented by spheres and linked by lines. Distances between the center of the domain and interfaces are shown for each contact.

Domain ID	Symmetry operator	H-group	Visualization
e1nekB1	C:x,y,z->B:X,Y,Z	alpha-helical ferredoxin	Interaction Interface Pymol
e1nekB2	C:x,y,z->B:X,Y,Z	Ubiquitin-related	Interaction Interface Pymol
e1nekD1	C:X,Y,Z->D:x,y,z	Transmembrane heme-binding four-helical bundle	Interaction Interface Pymol
e1nekC1	C:x,y,z->C:X-Y+2/3,-Y+4/3,-Z+1/3	Transmembrane heme-binding four-helical bundle	Interaction Interface Pymol
e1nekC1	C:X-Y+2/3,-Y+4/3,-Z+1/3->C:x,y,z	Transmembrane heme-binding four-helical bundle	Interaction Interface Pymol
e1nekB1	C:x,y,z->B:-Y+2,X-Y+1,Z	alpha-helical ferredoxin	Interaction Interface Pymol
e1nekA3	C:x,y,z->A:X,Y,Z	Rossmann-related	Interaction Interface Pymol