Structure of PDB 5fl4 Chain A

Receptor sequence
>5fl4A (length=251) Species: 9606 (Homo sapiens) [Search protein sequence]
WRYGGDPPWPRVSPACAGRFQSPVDIRPQLAAFSPALRPLELLGFQLPPL
PELRLRNNGHSVQLTLPPGLEMALGPGREYRALQLHLHWGAAGRPGSEHT
VEGHRFPAEIHVVHLSTAFARVDEALGRPGGLAVLAAFLEEGPEENSAYE
QLLSRLEEIAEEGSETQVPGLDISALLPSDFSRYFQYEGSLTTPPCAQGV
IWTVFNQTVMLSAKQLHTLSDTLWGPGDSRLQLNFRATQPLNGRVIEASF
P
3D structure
PDB5fl4 An Efficient Expression and Crystallization System of the Cancer Asociated Carbonic Anhydrase Isoform Ix.
ChainA
Resolution1.82 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H68 H94 H96 E106 H119 T200
Catalytic site (residue number reindexed from 1) H60 H86 H88 E98 H111 T192
Enzyme Commision number 4.2.1.1: carbonic anhydrase.
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 ZN A H94 H96 H119 H86 H88 H111
BS02 9FK A H94 H119 V130 L134 L199 T200 T201 W210 H86 H111 V122 L126 L191 T192 T193 W202 MOAD: Ki=101nM
PDBbind-CN: -logKd/Ki=7.00,Ki=101nM
BindingDB: Ki=101nM
Gene Ontology
Molecular Function
GO:0004089 carbonate dehydratase activity
GO:0008270 zinc ion binding

View graph for
Molecular Function
External links
PDB RCSB:5fl4, PDBe:5fl4, PDBj:5fl4
PDBsum5fl4
PubMed26522624
UniProtQ16790|CAH9_HUMAN Carbonic anhydrase 9 (Gene Name=CA9)

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