Structure of PDB 5ajx Chain A

Receptor sequence
>5ajxA (length=441) Species: 9606 (Homo sapiens) [Search protein sequence]
PLELTQSRVQKIWVPVDHRPSLPRSCGPNSPTVIVMVGLPARGKTYISKK
LTRYLNWIGVPTKVFNVGEYRREAVKQYSSYNFFRPDNEEAMKVRKQCAL
AALRDVKSYLAKEGGQIAVFDATNTTRERRHMILHFAKENDFKAFFIESV
CDDPTVVASNIMEVKISSPDYKDCNSAEAMDDFMKRISCYEASYQPLDPD
KCDRDLSLIKVIDVGRRFLVNRVQDHIQSRIVYYLMNIHVQPRTIYLCRH
GENEHNLQGRIGGDSGLSSRGKKFASALSKFVEEQNLKDLRVWTSQLKST
IQTAEALRLPYEQWKALNEIDAGVCEELTYEEIRDTYPEEYALREQDKYY
YRYPTGESYQDLVQRLEPVIMELERQENVLVICHQAVLRCLLAYFLDKSA
EEMPYLKCPLHTVLKLTPVAYGCRVESIYLNVESVCTHRER
3D structure
PDB5ajx Structure-Based Design of Potent and Selective Inhibitors of the Metabolic Kinase Pfkfb3.
ChainA
Resolution2.58 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R252 H253 N259 S302 E322 H387
Catalytic site (residue number reindexed from 1) R249 H250 N256 S299 E319 H384
Enzyme Commision number 2.7.1.105: 6-phosphofructo-2-kinase.
3.1.3.46: fructose-2,6-bisphosphate 2-phosphatase.
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 PHS A R252 H253 N259 H387 Q388 R249 H250 N256 H384 Q385
BS02 F6P A I264 G265 E322 Y333 R347 K351 Y362 Q388 R392 I261 G262 E319 Y330 R344 K348 Y359 Q385 R389
BS03 FD9 A R45 G46 Y49 I50 V214 V217 G218 F221 L238 M239 I241 V243 R42 G43 Y46 I47 V211 V214 G215 F218 L235 M236 I238 V240 PDBbind-CN: -logKd/Ki=7.96,IC50=0.011uM
BindingDB: IC50=>30000nM
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0003873 6-phosphofructo-2-kinase activity
GO:0004331 fructose-2,6-bisphosphate 2-phosphatase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0016787 hydrolase activity
Biological Process
GO:0006000 fructose metabolic process
GO:0006003 fructose 2,6-bisphosphate metabolic process
GO:0006096 glycolytic process
GO:0006915 apoptotic process
GO:0010001 glial cell differentiation
GO:0016310 phosphorylation
GO:0046835 carbohydrate phosphorylation
GO:0061744 motor behavior
Cellular Component
GO:0005654 nucleoplasm
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:5ajx, PDBe:5ajx, PDBj:5ajx
PDBsum5ajx
PubMed25849762
UniProtQ16875|F263_HUMAN 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (Gene Name=PFKFB3)

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