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1HTT

HISTIDYL-TRNA SYNTHETASE

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C, D
(A, B, C, D)
HISTIDYL-TRNA SYNTHETASEpolymer42346954.14UniProt (P04804)
Pfam (PF00587)
Pfam (PF03129)
UniProt (by SIFTS) (P60906)
Escherichia coliHISTIDINE-TRNA LIGASE
2E, G, I, K
(A, B, C, D)
HISTIDINEnon-polymer156.24Chemie (HIS)
3F, H, J, L
(A, B, C, D)
ADENOSINE MONOPHOSPHATEnon-polymer347.24Chemie (AMP)
4M, N, O, P
(A, B, C, D)
waterwater18.0157Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight187816.5
Non-Polymers*Number of molecules8
Total formula weight2013.5
All*Total formula weight189830.0
*Water molecules are not included.

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PDB entries from 2025-06-18

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