Structure of PDB 4mdk Chain B

Receptor sequence
>4mdkB (length=161) Species: 9606 (Homo sapiens) [Search protein sequence]
PSSQKALLLELKGLQEEPVEGFRVTLVDEGDLYNWEVAIFGPPNTYYEGG
YFKARLKFPIDYPYSPPAFRFLTKMWHPNIYETGDVCISIWNPTQNVRTI
LLSVISLLNEPNTFSPANVDASVMYRKWKESKGKDREYTDIIRKQVLGTK
VDAERDGVKVP
3D structure
PDB4mdk E2 enzyme inhibition by stabilization of a low-affinity interface with ubiquitin.
ChainB
Resolution2.6095 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) C93
Catalytic site (residue number reindexed from 1) C87
Enzyme Commision number 2.3.2.23: E2 ubiquitin-conjugating enzyme.
2.3.2.24: (E3-independent) E2 ubiquitin-conjugating enzyme.
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 U94 B P48 T51 Y52 Y53 F58 L131 N132 W151 P42 T45 Y46 Y47 F52 L108 N109 W128
External links
PDB RCSB:4mdk, PDBe:4mdk, PDBj:4mdk
PDBsum4mdk
PubMed24316736
UniProtP49427|UB2R1_HUMAN Ubiquitin-conjugating enzyme E2 R1 (Gene Name=CDC34)

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