Structure of PDB 2z1k Chain A

Receptor sequence
>2z1kA (length=474) Species: 300852 (Thermus thermophilus HB8) [Search protein sequence]
AWYEGAFFYQIFPDRFFRAGPPGRPAPAGPFEPWEAPPTLRGFKGGTLWG
VAEKLPYLLDLGVEAIYLNPVFASTANHRYHTVDYFQVDPILGGNEALRH
LLEVAHAHGVRVILDGVFNHTGRGFFAFQHLMENGEQSPYRDWYHVKGFP
LKAYTAHPNYEAWWGNPELPKLKVETPAVREYLLAVAEHWIRFGVDGWRL
DVPNEIPDPTFWREFRQRVKGANPEAYIVGEIWEEADFWLQGDMFDAVMN
YPLARAVLGFVGGEALDRDLAAQTGLGRIEPLQALAFSHRLEDLFGRYRP
EVVRAQMNLLTSHDTPRLLSLMRGSVERARLALALLFLLPGNPTVYYGEE
VGMAGGKDPENRGGMVWEEARWQKDLRETVKRLARLRKEHPALRTAPYLR
IYAQDGHLAFARGPYLAVVNASPHPFRQDFPLHGVFPRGGRAVDLLSGEV
CTPQGGRLCGPVLPPFSLALWREA
3D structure
PDB2z1k Crystal Structure of Ttha1563 from Thermus thermophilus HB8
ChainA
Resolution2.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D116 R200 D202 E232 H314 D315
Catalytic site (residue number reindexed from 1) D115 R199 D201 E231 H313 D314
Enzyme Commision number 3.2.1.41: pullulanase.
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 GLC A E232 W234 E231 W233
BS02 GLC A T275 G276 T274 G275
BS03 GLC A W165 E206 W164 E205
BS04 GLC A W164 W165 V203 N205 E206 W163 W164 V202 N204 E205
BS05 GLC A Y81 H121 W164 L170 D202 E232 H314 D315 Y80 H120 W163 L169 D201 E231 H313 D314
BS06 GLC A H79 H82 R363 H78 H81 R362
Gene Ontology
Biological Process
GO:0005975 carbohydrate metabolic process

View graph for
Biological Process
External links
PDB RCSB:2z1k, PDBe:2z1k, PDBj:2z1k
PDBsum2z1k
PubMed
UniProtQ5SI17

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