SMTL ID : 3pc4.1

Full length structure of cystathionine beta-synthase from Drosophila in complex with serine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.1: 20 residues within 4Å: Chain A: S.25, K.26, C.27, K.28, W.29, T.33, E.35, K.36, S.37, P.38, H.39, R.198, A.200, P.203, L.204, Y.207, G.237, R.240, T.287, V.288 18 PLIP interactions: 18 interactions with chain A, Hydrophobic interactions: A:K.26, A:K.28, A:T.33, A:A.200, A:P.203, A:P.203, A:L.204, A:Y.207, A:Y.207, A:T.287, A:V.288 Hydrogen bonds: A:S.25, A:K.26 Salt bridges: A:K.26, A:R.198 pi-Cation interactions: A:R.240 Metal complexes: A:C.27, A:H.39 HEM.4: 20 residues within 4Å: Chain B: S.25, K.26, C.27, K.28, W.29, T.33, E.35, K.36, S.37, P.38, H.39, R.198, A.200, P.203, L.204, Y.207, G.237, R.240, T.287, V.288 18 PLIP interactions: 18 interactions with chain B, Hydrophobic interactions: B:K.26, B:K.28, B:T.33, B:A.200, B:P.203, B:P.203, B:L.204, B:Y.207, B:Y.207, B:T.287, B:V.288 Hydrogen bonds: B:S.25, B:K.26 Salt bridges: B:K.26, B:R.198 pi-Cation interactions: B:R.240 Metal complexes: B:C.27, B:H.39

2 x KOU: (E)-N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene)-L-serine(Non-covalent)

KOU.2: 22 residues within 4Å: Chain A: K.93, T.120, S.121, G.122, N.123, T.124, Q.196, S.228, A.229, G.230, T.231, A.232, G.233, T.234, E.278, G.279, I.280, Y.282, S.323, P.349, D.350, Y.355 28 PLIP interactions: 28 interactions with chain A Hydrophobic interactions: A:I.280, A:D.350 Hydrogen bonds: A:S.121, A:S.121, A:G.122, A:N.123, A:N.123, A:T.124, A:T.124, A:Q.196, A:Q.196, A:G.230, A:T.231, A:T.231, A:T.231, A:A.232, A:G.233, A:T.234, A:T.234, A:Y.282, A:Y.282, A:S.323 Water bridges: A:S.121, A:N.202, A:I.235, A:E.278 Salt bridges: A:K.93, A:K.93 KOU.5: 22 residues within 4Å: Chain B: K.93, T.120, S.121, G.122, N.123, T.124, Q.196, S.228, A.229, G.230, T.231, A.232, G.233, T.234, E.278, G.279, I.280, Y.282, S.323, P.349, D.350, Y.355 27 PLIP interactions: 27 interactions with chain B Hydrophobic interactions: B:I.280, B:D.350 Hydrogen bonds: B:T.120, B:S.121, B:S.121, B:G.122, B:N.123, B:N.123, B:T.124, B:Q.196, B:Q.196, B:G.230, B:T.231, B:T.231, B:T.231, B:A.232, B:G.233, B:T.234, B:T.234, B:Y.282, B:S.323 Water bridges: B:S.121, B:N.202, B:I.235, B:E.278 Salt bridges: B:K.93, B:K.93

2 x NA: SODIUM ION(Non-functional Binders)

NA.3: 3 residues within 4Å: Chain A: D.304, H.329, E.333 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.304 NA.6: 3 residues within 4Å: Chain B: D.304, H.329, E.333 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:E.333

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Koutmos, M. et al., Structural basis for substrate activation and regulation by cystathionine beta-synthase (CBS) domains in cystathionine {beta}-synthase. Proc.Natl.Acad.Sci.USA (2010)

Release Date

2010-12-01

Peptides

CG1753, isoform A: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

CG1753, isoform A

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