3ZUI: OMCI

OMCI in complex with palmitoleic acid. Determined by X-ray diffraction at 1.71 Å resolution. Released 1 Aug 2012.

Method: X-ray diffraction
Resolution: 1.71 Å
Organism: ORNITHODOROS MOUBATA
Chains: 1
Atoms: 1,311
Mol. weight: 17.06 kDa
Ligands: PAM
Released: 1 Aug 2012

Explore 3ZUI in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3ZUI contains 5 α-helices and 10 β-strands across 1 chain. 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: 5 helices, 10 β-strands

Element	Residues	Length	Sheet
α-helix	32-35	4
α-helix	37-39	3
β-strand	43-48	6	1
α-helix	53-54	2
β-strand	58-61	4	1
β-strand	66	1	1
β-strand	69-78	10	1
β-strand	81-92	12	1
β-strand	95-100	6	1
β-strand	103-112	10	1
β-strand	118-124	7	1
β-strand	129-135	7	1
α-helix	141-155	15
β-strand	161	1	1
α-helix	163-165	3

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
Complement inhibitor	A	protein	150	ORNITHODOROS MOUBATA	Q5YD59 (AlphaFold model)

Sequence of entity 1 (A), FASTA

>3ZUI_1 COMPLEMENT INHIBITOR (chains A)
DSESDCTGSEPVDAFQAFSEGKEAYVLVRSTDPKARDCLKGEPAGEKQDNTLPVMMTFKN
GTDWASTDWTFTLDGAKVTATLGNLTQNREVVYDSQSHHCHVDKVEKEVPDYEMWMLDAG
GLEVEVECCRQKLEELASGRNQMYPHLKDC

Ligands and cofactors

ID	Name	Formula	Copies
PAM	Palmitoleic acid	C16 H30 O2	1

Primary citation

Bifunctional Lipocalin Ameliorates Murine Immune Complex-Induced Acute Lung Injury. Roversi, P., Ryffel, B., Togbe, D. et al. J Biol Chem (2013) 288:18789. DOI 10.1074/JBC.M112.420331 · PubMed

Other PDB entries of the same protein (UniProt Q5YD59 (AlphaFold model), which also has an AlphaFold model), best resolution first:

3ZUO 1.86 Å, OMCI in complex with leukotriene B4
2CM4 1.9 Å, The complement inhibitor OmCI in complex with ricinoleic acid
2CM9 2.3 Å, The complement inhibitor OmCI in complex with ricinoleic acid
5HCC 2.59 Å, Ternary complex of human Complement C5 with Ornithodoros moubata OmCI and Dermacentor…
5HCD 2.98 Å, Ternary complex of human Complement C5 with Ornithodoros moubata OmCI and Rhipicephalus…
5HCE 3.12 Å, Ternary complex of human Complement C5 with Ornithodoros moubata OmCI and Rhipicephalus…
6RQJ 3.5 Å, Structure of human complement C5 complexed with tick inhibitors OmCI, RaCI1 and CirpT1

Browse structure collections

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