Structure of PDB 6ttl Chain A

Receptor sequence
>6ttlA (length=479) Species: 1520 (Clostridium beijerinckii) [Search protein sequence]
LSQEDCIIQFEKFYIEYLLAKIKDGSYKNYEVVKEDITEMFNILNRISKG
VSNMREIYLLRNLAVTVKSKMNQKHEEIIDKFYEEIEEHIEEKKCYTSQC
NHLVKLTITKAISAGDNTMLFLRDLATPNKVVITQMAPAVRVAIGEAFGF
EPGENVEKKIAAGLRKLGVDYVFDTSWGADLTIMEEAAELQERLERHLKL
PILTSCCPSWIKFIEQNYGDMLDVPSSAKSPMEMFAIVAKEIWAKEKGLS
RDEVTSVAIMPCIAKKYEASRAEFSVDMNYDVDYVITTRELIKIFENSGI
NLKEIEDEEIDTVMGEYTGAGIIFGRTGGVIEAATRTALEKMTGERFDNI
EFEGLRGWDGFRVCELEAGDIKLRIGVAHGLREAAKMLDKIRSGEEFFHA
IEIMACVGGCIGGGGQPKTKGNKQAALQKRAEGLNNIDRSKTLRRSNENP
EVLAIYEKYLDHPLSNKAHELLHTVYFPR
3D structure
PDB6ttl A safety cap protects hydrogenase from oxygen attack.
ChainA
Resolution2.9 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E341 E344 C367 S387 K426 E429 E434 C571
Catalytic site (residue number reindexed from 1) E186 E189 C206 S226 K265 E268 E273 C410
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 402 A A292 P293 A294 C367 C368 P392 M393 M421 P422 K426 F485 V491 M565 C571 A137 P138 A139 C206 C207 P231 M232 M260 P261 K265 F324 V330 M404 C410
BS02 SF4 A C368 C423 A566 C567 G570 C571 C207 C262 A405 C406 G409 C410
Gene Ontology
Molecular Function
GO:0005506 iron ion binding
GO:0008901 ferredoxin hydrogenase activity
GO:0046872 metal ion binding
GO:0051536 iron-sulfur cluster binding
GO:0051539 4 iron, 4 sulfur cluster binding

View graph for
Molecular Function
External links
PDB RCSB:6ttl, PDBe:6ttl, PDBj:6ttl
PDBsum6ttl
PubMed33531463
UniProtA0A1I9RYV3

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