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4X0L

Human haptoglobin-haemoglobin complex

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Hemoglobin subunit alphapolymer14115150.41UniProt (P69905)
Pfam (PF00042)
Homo sapiens (Human)Alpha-globin,Hemoglobin alpha chain
2B
(B)
Hemoglobin subunit betapolymer14615890.21UniProt (P68871)
Pfam (PF00042)
Homo sapiens (Human)Beta-globin,Hemoglobin beta chain
3C
(C)
Haptoglobinpolymer25928790.81UniProt (P00738)
Pfam (PF00089)
Homo sapiens (Human)Zonulin
4D
(D)
alpha-L-fucopyranose-(1-6)-2-acetamido-2-deoxy-beta-D-glucopyranosebranched367.31In PDB
GlyTouCan (G86851RC)
5E, G
(A, B)
PROTOPORPHYRIN IX CONTAINING FEnon-polymer616.52Chemie (HEM)Homo sapiens (human)
6F, H
(A, B)
OXYGEN MOLECULEnon-polymer32.02Chemie (OXY)Homo sapiens (human)
7I, K
(B, C)
GLYCEROLnon-polymer92.12Chemie (GOL)
8J
(C)
SULFATE IONnon-polymer96.11Chemie (SO4)
9L
(C)
CACODYLATE IONnon-polymer137.01Chemie (CAC)
10M, N, O
(A, B, C)
waterwater18.0217Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains3
Total formula weight59831.4
BranchedNumber of molecules1
Total formula weight367.3
Non-Polymers*Number of molecules8
Total formula weight1714.2
All*Total formula weight61912.9
*Water molecules are not included.

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PDB entries from 2025-06-11

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