1U4L: Small inducible cytokine A5

human RANTES complexed to heparin-derived disaccharide I-S. Determined by X-ray diffraction at 2.0 Å resolution. Released 9 Nov 2004.

Method: X-ray diffraction
Resolution: 2.0 Å
Organism: Homo sapiens
Chains: 2
Atoms: 1,228
Mol. weight: 16.36 kDa
Released: 9 Nov 2004

Explore 1U4L in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1U4L contains 8 α-helices and 10 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 4 helices, 5 β-strands

Element	Residues	Length	Sheet
β-strand	6	1	1
β-strand	8-10	3	2
α-helix	18-20	3
α-helix	21-23	3
β-strand	24-29	6	3
α-helix	30-31	2
β-strand	39-43	5	3
β-strand	48-51	4	3
α-helix	56-65	10

Chain B: 4 helices, 5 β-strands

Element	Residues	Length	Sheet
β-strand	5	1	3
β-strand	8-10	3	2
α-helix	18-20	3
α-helix	21-23	3
β-strand	24-29	6	1
α-helix	30-31	2
β-strand	39-43	5	1
β-strand	48-51	4	1
α-helix	56-67	12

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Small inducible cytokine A5	A, B	protein	68	Homo sapiens	P13501 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>1U4L_1 Small inducible cytokine A5 (chains A, B)
SPYSSDTTPCCFAYIARPLPRAHIKEYFYTSGKCSNPAVVFVTRKNRQVCANPEKKWVRE
YINSLEMS

Primary citation

The X-ray structure of RANTES: heparin-derived disaccharides allows the rational design of chemokine inhibitors. Shaw, J.P., Johnson, Z., Borlat, F. et al. Structure (2004) 12:2081-2093. DOI 10.1016/j.str.2004.08.014 · PubMed

Other PDB entries of the same protein (UniProt P13501 (AlphaFold model), which also has an AlphaFold model), best resolution first:

5COY 1.44 Å, Crystal structure of CC chemokine 5 (CCL5)
6STK 1.52 Å, Crystal structure of the CC-chemokine 5 (CCL5) E66S mutation
1B3A 1.6 Å, Total chemical synthesis and high-resolution crystal structure of the potent anti-HIV…
1EQT 1.6 Å, Met-rantes
6AEZ 1.63 Å, Crystal structure of human CCL5 trimer
1U4P 1.7 Å, Crystal Structure of human RANTES mutant K45E
2VXW 1.7 Å, Structural and Functional Studies of the Potent Anti-HIV Chemokine Variant P2-RANTES
1U4M 2.0 Å, human RANTES complexed to heparin-derived disaccharide III-S
1U4R 2.2 Å, Crystal Structure of human RANTES mutant 44-AANA-47
5UIW 2.2 Å, Crystal Structure of CC Chemokine Receptor 5 (CCR5) in complex with high potency HIV…
5L2U 2.28 Å, Oligomer crystal structure of CC chemokine 5 (CCL5)
5DNF 2.55 Å, Crystal structure of CC chemokine 5 (CCL5) oligomer in complex with heparin

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