Structure of PDB 3pi3 Chain B

Receptor sequence
>3pi3B (length=151) Species: 244486 (Phacoides pectinatus) [Search protein sequence]
TTLTNPQKAAIRSSWSKFMDNGVSNGQGFYMDLFKAHPETLTPFKSLFGG
LTLAQLQDNPKMKAQSLVFCNGMSSFVDHLDDNDMLVVLIQKMAKLHNNR
GIRASDLRTAYDILIHYMEDHNHMVGGAKDAWEVFVGFICKTLGDYMKEL
S
3D structure
PDB3pi3 Two-step counterdiffusion protocol for the crystallization of heamoglobin II from Lucina pectinata in the pH range 4-9
ChainB
Resolution1.95 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
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 HEM B T40 P43 F44 L47 Q65 V68 F69 M93 L96 H97 R100 I102 L107 A110 Y111 T40 P43 F44 L47 Q65 V68 F69 M93 L96 H97 R100 I102 L107 A110 Y111
BS02 OXY B Y30 Q65 Y30 Q65
Gene Ontology
Molecular Function
GO:0019825 oxygen binding
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:3pi3, PDBe:3pi3, PDBj:3pi3
PDBsum3pi3
PubMed
UniProtP41261|GLB2_PHAPT Hemoglobin-2

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