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3U69

Unliganded wild-type human thrombin

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(L)
Prothrombinpolymer303518.01UniProt (P00734)
Pfam (PF09396)
Homo sapiens (human)Thrombin light chain
2B
(H)
Prothrombinpolymer25929780.21UniProt (P00734)
Pfam (PF00089)
Homo sapiens (human)Thrombin heavy chain
3C
(H)
2-acetamido-2-deoxy-beta-D-glucopyranosenon-polymer221.21Chemie (NAG)
4D
(H)
BICINEnon-polymer163.21Chemie (BCN)
5E
(H)
SODIUM IONnon-polymer23.01Chemie (NA)
6F
(H)
IODIDE IONnon-polymer126.91Chemie (IOD)
7G
(H)
CHLORIDE IONnon-polymer35.51Chemie (CL)
8H, I
(H)
(4R)-2-METHYLPENTANE-2,4-DIOLnon-polymer118.22Chemie (MRD)
9J
(H)
(4S)-2-METHYL-2,4-PENTANEDIOLnon-polymer118.21Chemie (MPD)
10K, L
(L, H)
waterwater18.0364Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight33298.2
Non-Polymers*Number of molecules8
Total formula weight924.2
All*Total formula weight34222.4
*Water molecules are not included.

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PDB entries from 2025-12-03

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