Structure of PDB 1u3f Chain B

Receptor sequence
>1u3fB (length=164) Species: 2104 (Mycoplasmoides pneumoniae) [Search protein sequence]
MDKNALRKQILQKRMALSTIEKSHLDQKINQKLVAFLTPKPCIKTIALYE
PIKNEVTFVDFFFEFLKINQIRAVYPKVISDTEIIFIDQETNTFEPNQID
CFLIPLVGFNKDNYRLGFGKGYYDRYLMQLTRQQPKIGIAYSFQKGDFLA
DPWDVQLDLIINDE
3D structure
PDB1u3f Crystal structure of methenyltetrahydrofolate synthetase from Mycoplasma pneumoniae (GI: 13508087) at 2.2 A resolution
ChainB
Resolution2.5 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) R115 D124 D154
Catalytic site (residue number reindexed from 1) R115 D124 D154
Enzyme Commision number 6.3.3.2: 5-formyltetrahydrofolate cyclo-ligase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MG B D124 D154 D124 D154
BS02 ADP B K3 R7 L116 G117 G119 D124 R125 W153 K3 R7 L116 G117 G119 D124 R125 W153
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0030272 5-formyltetrahydrofolate cyclo-ligase activity
GO:0046872 metal ion binding
Biological Process
GO:0009396 folic acid-containing compound biosynthetic process
GO:0035999 tetrahydrofolate interconversion
Cellular Component
GO:0005737 cytoplasm

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1u3f, PDBe:1u3f, PDBj:1u3f
PDBsum1u3f
PubMed15281135
UniProtP75430|MTHFS_MYCPN 5-formyltetrahydrofolate cyclo-ligase (Gene Name=MPN_348)

[Back to BioLiP]