H-group (homology)

601.2 Cytochromes

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Ligands and drugs

1,018

Member domains

552

with ligand contacts (≤ 4 Å)

54.2% of members

451

with DrugDomain annotations

44.3% of members

417

with a DrugBank compound

41.0% of members

Aggregated over all current member domains of this group. Drug annotations come from DrugDomain; buffers and crystallization additives are excluded from the tables below.

Chemical profile

Chemical profiles are computed for X-groups. 601.2 belongs to X-group 601 Four-helical up-and-down bundle, which binds 8.5 ligand superclasses per 20 proteins, broader than 67% of the 256 X-groups with enough proteins to compare. View its chemical profile →

DrugBank compounds

DrugBank	PDB ligand	Name	Domains
DB03317	HEC	Ferroheme C	255
DB18267	HEM	Ferroheme	134
DB08440	PXX	N-1,10-phenanthrolin-5-ylacetamide	28
DB00551	HAE	Acetohydroxamic acid	25
DB11588	CMO	Carbon monoxide	11
DB00126	ASC	Ascorbic acid	9
DB04540	CLR	Cholesterol	5
DB03247	FMN	Flavin mononucleotide	4
DB00139	SIN	Succinic acid	2
DB00141	NAG	N-Acetylglucosamine	2
DB01826	NBN	N-Butyl Isocyanide	2
DB12529	NO2	Nitrite	2
DB00549	ZLK	Zafirlukast	1
DB01411	KNT	Pranlukast	1
DB02182	HEB	Hybrid Between B and C Type Hemes (Protoporphyrin Ixcontaining Fe)	1
DB02618	NDS	Ethyl Dimethyl Ammonio Propane Sulfonate	1
DB09459	TLA	L-tartaric acid	1

Most frequently bound compounds

PDB ligand	Name	Domains in contact
HEC	HEME C	233
ZNmetal	ZINC ION	172
HEM	PROTOPORPHYRIN IX CONTAINING FE	149
CL	CHLORIDE ION	54
CAmetal	CALCIUM ION	50
NImetal	NICKEL (II) ION	41
CUmetal	COPPER (II) ION	30
PXX	N-1,10-phenanthrolin-5-ylacetamide	28
COmetal	COBALT (II) ION	27
HAE	ACETOHYDROXAMIC ACID	25
MGmetal	MAGNESIUM ION	23
NO	NITRIC OXIDE	23
MNmetal	MANGANESE (II) ION	22
FEmetal	FE (III) ION	21
NAmetal	SODIUM ION	18
BS3metal	Bismuth(III) ION	12
CLR	CHOLESTEROL	11
CMO	CARBON MONOXIDE	11
ASC	ASCORBIC ACID	10
ME7	1,1'-ethane-1,2-diylbis(1H-pyrrole-2,5-dione)	8