Structure of PDB 2wl4 Chain B

Receptor sequence

>2wl4B (length=389) Species: 350 (Zoogloea ramigera)

SIVIASAARTAVGSFNGAFANTPAHELGATVISAVLERAGVAAGEVNEVI
LGQVLPAGEGQNPARQAAMKAGVPQEATAWGMNQLCGSGLRAVALGMQQI
ATGDASIIVAGGMESMSMAPHCAHLRGGVKMGDFKMIDTMIKDGLTDAFY
GYHMGTTAENVAKQWQLSRDEQDAFAVASQNKAEAAQKDGRFKDEIVPFI
VKGRKGDITVDADEYIRHGATLDSMAKLRPAFDKEGTVTAGNASGLNDGA
AAALLMSEAEASRRGIQPLGRIVSWATVGVDPKVMGTGPIPASRKALERA
GWKIGDLDLVEANEAFAAQACAVNKDLGWDPSIVNVNGGAIAIGAPIGAS
GARILNTLLFEMKRRGARKGLATLCIGGGMGVAMCIESL

3D structure

• PDB: 2wl4 The Thiolase Reaction Mechanism: The Importance of Asn316 and His348 for Stabilizing the Enolate Intermediate of the Claisen Condensation.
• Chain: B
• Resolution: 1.8 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): C89 A348 C378 G380
• Catalytic site (residue number reindexed from 1): C86 A345 C375 G377
• Enzyme Commision number: 2.3.1.9: acetyl-CoA C-acetyltransferase.

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	COA	B	C89 H156 M157 R220 S227 L231 A243 S247 L249 M288 F319 A378	C86 H153 M154 R217 S224 L228 A240 S244 L246 M285 F316 A375	MOAD: Kd=64uM

Gene Ontology

Molecular Function

• GO:0003985 acetyl-CoA C-acetyltransferase activity
• GO:0016746 acyltransferase activity
• GO:0016747 acyltransferase activity, transferring groups other than amino-acyl groups

Biological Process

• GO:0042619 poly-hydroxybutyrate biosynthetic process

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:2wl4, PDBe:2wl4, PDBj:2wl4
• PDBsum: 2wl4
• PubMed: 19842716
• UniProt: P07097|THIL_SHIZO Acetyl-CoA acetyltransferase (Gene Name=phaA)