ECOD: domain e1yq3D1

Domain ID e1yq3D1

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: CybS

UID:	000159237
Type:	Automatic domain
Parent:	e3sfdD1
Range:	D:2-103
Ligands:	HEM PEE UNL UQ
PDB:	1yq3
PDB Description:	SUCCINATE DEHYDROGENASE CYTOCHROME B, SMALL SUBUNIT
UniProt:	Q5ZIS0
Hsap BLAST neighbor:	O14521
Species:	Gallus gallus

Domain
In chain context
In PDB context

Structure of domain e1yq3D1

Domains in the same chain:

Download Pymol

e1yq3D1	D:2-103	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits

Domains in the same PDB:

e1yq3A5	A:8-246,A:376-461	Rossmann-like	Rossmann-related	FAD/NAD(P)-binding domain
e1yq3A4	A:247-375	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain	Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain
e1yq3A6	A:462-621	Spectrin repeat-like	Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain	Succinate dehydrogenase/fumarate reductase flavoprotein C-terminal domain
e1yq3B2	B:6-114	beta-Grasp	Ubiquitin-related	Ubiquitin-like
e1yq3B1	B:115-247	alpha-helical ferredoxin-like	alpha-helical ferredoxin	alpha-helical ferredoxin
e1yq3C1	C:2-141	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits
e1yq3D1	D:2-103	Transmembrane heme-binding four-helical bundle	Transmembrane heme-binding four-helical bundle	Fumarate reductase respiratory complex transmembrane subunits

Structural contacts of domain e1yq3D1 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
e1yq3C1	D:X,Y,Z->C:x,y,z	Transmembrane heme-binding four-helical bundle	Interaction Interface Pymol
e1yq3B1	D:x,y,z->B:X,Y,Z	alpha-helical ferredoxin	Interaction Interface Pymol
e1yq3C1	D:-X,Y-1/2,-Z+1/2->C:x,y,z	Transmembrane heme-binding four-helical bundle	Interaction Interface Pymol