Structure of PDB 7frx Chain D

Receptor sequence

>7frxD (length=425) Species: 9606 (Homo sapiens)

GTAFFQQQQLPAAMADTFLEHLCLLDIDSEPVAARSTSIIATIGPASRSV
ERLKEMIKAGMNIARLNFSHGSHEYHAESIANVREAVESFAGSPLSYRPV
AIALDTKGPGSGPGLSEQDVRDLRFGVEHGVDIVFASFVRKASDVAAVRA
ALGPEGHGIKIISKIENHEGVKRFDEILEVSDGIMVARGDLGIEIPAEKV
FLAQKMMIGRCNLAGKPVVCATQMLESMITKPRPTRAETSDVANAVLDGA
DCIMLSGETAKGNFPVEAVKMQHAIAREAEAAVYHRQLFEELRRAAPLSR
DPTEVTAIGAVEAAFKCCAAAIIVLTTTGRSAQLLSRYRPRAAVIAVTRS
AQAARQVHLCRGVFPLLYREPPEAIWADDVDRRVQFGIESGKLRGFLRVG
DLVIVVTGWRPGSGYTNIMRVLSIS

3D structure

• PDB: 7frx Tuning liver pyruvate kinase activity up or down with a new class of allosteric modulators.
• Chain: D
• Resolution: 1.847 Å

Enzymatic activity

• Enzyme Commision number: 2.7.1.40: pyruvate kinase.

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	O88	D	F38 L39 Y402 Q405 L406 E409	F18 L19 Y284 Q287 L288 E291
BS02	FBP	D	L443 T444 T445 T446 S449 W494 R501 G526 R528 P529 G530 S531 G532 Y533 T534	L325 T326 T327 T328 S331 W376 R383 G408 R410 P411 G412 S413 G414 Y415 T416
BS03	OXL	D	K282 E284 A305 G307 D308 T340	K164 E166 A187 G189 D190 T222
BS04	MG	D	E284 D308	E166 D190

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0003824 catalytic activity
• GO:0004743 pyruvate kinase activity
• GO:0030955 potassium ion binding

Biological Process

• GO:0006096 glycolytic process

External links

• PDB: RCSB:7frx, PDBe:7frx, PDBj:7frx
• PDBsum: 7frx
• PubMed: 36753880
• UniProt: P30613|KPYR_HUMAN Pyruvate kinase PKLR (Gene Name=PKLR)