Structure of PDB 5xnk Chain A

Receptor sequence
>5xnkA (length=227) Species: 267872 (Microcystis aeruginosa PCC 7806) [Search protein sequence]
LPILGVLGGMGPVVTAEFLKSIYEYNPFIDKEQESPNVIVFSFPSAPDRT
GSIDSGKEREFIDFIQVNLEHLNKLADCIVIGSCTAHYALPQIPENLKDK
LISLIKIADQELQEYNEPTLLLASTGTYQKKLFQEGCTTADLIISLSESD
QKLIHEMIYKVLKRGHDPLSILRDIEALLEKYNTRSYISGCTEFHLLTKS
LKLKGIDSIKAIDPLSTIAQNFSQLII
3D structure
PDB5xnk Structure-function Analyses of a Cyanobacterial Aspartate Racemase Reveal Its Catalytic Mechanism and Substrate Specificity
ChainA
Resolution3.4 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R53 S87 T89 T129 K167 C195
Catalytic site (residue number reindexed from 1) R49 S83 T85 T125 K163 C191
Enzyme Commision number ?
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 2AS A M14 R53 S87 C88 T89 C195 T196 E197 M10 R49 S83 C84 T85 C191 T192 E193
BS02 ACB A R53 S87 C88 T89 K167 C195 T196 R49 S83 C84 T85 K163 C191 T192
Gene Ontology
Molecular Function
GO:0016853 isomerase activity
GO:0016855 racemase and epimerase activity, acting on amino acids and derivatives
GO:0036361 racemase activity, acting on amino acids and derivatives

View graph for
Molecular Function
External links
PDB RCSB:5xnk, PDBe:5xnk, PDBj:5xnk
PDBsum5xnk
PubMed
UniProtQ9RNB4

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