H-group (homology)

2003.4 Tryptophan synthase beta subunit-like PLP-dependent enzymes

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Ligands and drugs

4,599

Member domains

1,608

with ligand contacts (≤ 4 Å)

35.0% of members

1,619

with DrugDomain annotations

35.2% of members

1,325

with a DrugBank compound

28.8% 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. 2003.4 belongs to X-group 2003 Rossmann-like, which binds 8.9 ligand superclasses per 20 proteins, broader than 78% of the 256 X-groups with enough proteins to compare. View its chemical profile →

DrugBank compounds

DrugBank	PDB ligand	Name	Domains
DB00114	PLP	PYRIDOXAL-5'-PHOSPHATE	742
DB18267	HEM	PROTOPORPHYRIN IX CONTAINING FE	96
DB02849	5PA	N-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-Y-LMETHYL]-1-AMINO-CYCLOPROPANECARBOXYLIC ACID	64
DB07748	F9F	2-({[4-(TRIFLUOROMETHOXY)PHENYL]SULFONYL}AMINO)ETHYL DIHYDROGEN PHOSPHATE	42
DB00150	TRP	TRYPTOPHAN	38
DB00133	SER	SERINE	34
DB07745	F6F	2-{[4-(TRIFLUOROMETHOXY)BENZOYL]AMINO}ETHYL DIHYDROGEN PHOSPHATE	22
DB02142	PMP	4'-DEOXY-4'-AMINOPYRIDOXAL-5'-PHOSPHATE	18
DB02085	1AC	1-AMINOCYCLOPROPANECARBOXYLIC ACID	16
DB00119	PYR	PYRUVIC ACID	14
DB03709	BCN	BICINE	13
DB01837	OAS	O-ACETYLSERINE	12
DB03929	DSN	D-SERINE	12
DB00151	CYS	CYSTEINE	10
DB02175	MLA	MALONIC ACID	10
DB00134	MET	METHIONINE	8
DB00156	THR	THREONINE	8
DB02038	DCS	D-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-N,O-CYCLOSERYLAMIDE	8
DB03053	MLP	1-AMINOCYCLOPROPYLPHOSPHONATE	8
DB03787	LCS	[5-hydroxy-6-methyl-4-({[(4E)-3-oxo-1,2-oxazolidin-4-ylidene]amino}methyl)pyridin-3-yl]methyl dihydrogen phosphate	8

Most frequently bound compounds

PDB ligand	Name	Domains in contact
PLP	PYRIDOXAL-5'-PHOSPHATE	734
NAmetal	SODIUM ION	235
CSmetal	CESIUM ION	130
P1T	2-[({3-HYDROXY-2-METHYL-5-[(PHOSPHONOOXY)METHYL]PYRIDIN-4-YL}METHYL)AMINO]ACRYLIC ACID	116
CL	CHLORIDE ION	110
HEM	PROTOPORPHYRIN IX CONTAINING FE	96
0JO	2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid	70
BEN	BENZAMIDINE	70
5PA	N-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-Y-LMETHYL]-1-AMINO-CYCLOPROPANECARBOXYLIC ACID	64
PLS	[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL-PYRIDIN-4-YLMETHYL]-SERINE	52
CAmetal	CALCIUM ION	49
F9F	2-({[4-(TRIFLUOROMETHOXY)PHENYL]SULFONYL}AMINO)ETHYL DIHYDROGEN PHOSPHATE	42
Kmetal	POTASSIUM ION	40
TRP	TRYPTOPHAN	38
MGmetal	MAGNESIUM ION	37
SER	SERINE	29
F6F	2-{[4-(TRIFLUOROMETHOXY)BENZOYL]AMINO}ETHYL DIHYDROGEN PHOSPHATE	22
KOU	(E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine	20
AA5	N-[(3-HYDROXY-2-METHYL-5-{[(TRIHYDROXYPHOSPHORANYL)OXY]METHYL}PYRIDIN-4-YL)METHYLENE]METHIONINE	18
PMP	4'-DEOXY-4'-AMINOPYRIDOXAL-5'-PHOSPHATE	18