Structure of PDB 2h63 Chain B

Receptor sequence

>2h63B (length=279) Species: 9606 (Homo sapiens)

RKFGVVVVGVGRAGSVRMRDLRNPHPSSAFLNLIGFVSRRELGSIDGVQQ
ISLEDALSSQEVEVAYICSESSSHEDYIRQFLNAGKHVLVEYPMTLSLAA
AQELWELAEQKGKVLHEEHVELLMEEFAFLKKEVVGKDLLKGSLLFTAGP
LEEERFGFPAFSGISRLTWLVSLFGELSLVSATLEEMKMTVCLETEKKSP
LSWIEEKGPGLKRNRYLSFHFKSGSLENVPNVGVNKNIFLKDQNIFVQKL
LGQFSEKELAAEKKRILHCLGLAEEIQKY

3D structure

• PDB: 2h63 Crystal Structure of Human Biliverdin Reductase A
• Chain: B
• Resolution: 2.7 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): E97 Y98 E124 E127 S171 R172
• Catalytic site (residue number reindexed from 1): E91 Y92 E118 E121 S165 R166
• Enzyme Commision number: 1.3.1.24: biliverdin reductase.

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	NAP	B	G15 V16 G17 R18 A19 S44 R45 R46 C74 S75 S77 H80 E97 Y98 F162 F251	G9 V10 G11 R12 A13 S38 R39 R40 C68 S69 S71 H74 E91 Y92 F156 F239

Gene Ontology

Molecular Function

• GO:0000166 nucleotide binding
• GO:0003824 catalytic activity
• GO:0004074 biliverdin reductase [NAD(P)+] activity
• GO:0005515 protein binding
• GO:0008270 zinc ion binding
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding
• GO:0106276 biliberdin reductase (NAD+) activity
• GO:0106277 biliverdin reductase (NADP+) activity

Biological Process

• GO:0042167 heme catabolic process

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0070062 extracellular exosome

External links

• PDB: RCSB:2h63, PDBe:2h63, PDBj:2h63
• PDBsum: 2h63
• UniProt: P53004|BIEA_HUMAN Biliverdin reductase A (Gene Name=BLVRA)