Q07343 (PDE4B_HUMAN) Homo sapiens (Human)

cAMP-specific 3',5'-cyclic phosphodiesterase 4B UniProtKBInterProSTRINGInteractive Modelling

736 aa; Sequence (Fasta) ; (Isoform 2; Isoform 3; Isoform 4; ) Identical sequences: Homo sapiens: X5DNX5

Sequence Features

 406Proton donor
 410Divalent metal cation 1
 446Divalent metal cation 1
 447Divalent metal cation 1
 447Divalent metal cation 2
 564Divalent metal cation 1
 567Binds AMP, but not cAMP
 703S -> C (in dbSNP:rs2227297) VAR_034373 dbSNP
 406-410cAMP
 166-281Phosphodiesterase 4 upstream conserved regions (UCR)
IPR040844PF18100
 405-6463'5'-cyclic nucleotide phosphodiesterase, catalytic domain
IPR002073PF00233

Sequence Alignments

Experimental structures

DescriptionOligo-stateLigandsStructureRangeDownloadAssess
Crystal Structure of the PDE4D Catalytic Domain and UCR2 Regulatory Helix with BPN5004homo-4-mer ZN;MG;E31;CL;MPD;6boj663-673
Crystal structure of crosslink stabilized long-form PDE4Bhomo-2-mer ZN;NA;MG;IOD;4wzi166-657
Crystal structure of crosslink stabilized long-form PDE4B in complex with (R)-(-)-rolipramhomo-2-mer ZN;IOD;ROL;MG;4x0f166-657
Crystal structure of human phosphodiesterase 4b with regulatory domain and d155988homo-2-mer ZN;MG;988;3g45247-658
Crystal structure of human PDE4b with 5-[3-[(1S,2S,4R)-Bicyclo[2.2.1]hept-2-yloxy]-4-methoxyp henyl…homo-2-mer ZN;0CP;MG;B3P;3kkt326-682
Catalytic domain of human phosphodiesterase 4B2B in complex with a quinoline inhibitorhomo-2-mer 066;ZN;MG;ARS;GOL;3gwt324-659
Catalytic Domain of Human Phosphodiesterase 4B2B in Complex with a Quinoline Inhibitorhomo-2-mer SK4;ZN;MG;ARS;GOL;3frg325-659
Catalytic domain of human phosphodiesterase 4B2B in complex with a tetrahydrobenzothiophene inhibit…monomer ZN;MG;HBT;GOL;3hmv324-683
Crystal structure of phosphodiesterase 4B in complex with compound 31emonomer NVW;ZN;CA;3w5e326-683
Crystal structure of phosphodiesterase 4B in complex with compound 10fmonomer QPC;ZN;CA;3wd9326-683
CATALYTIC DOMAIN OF HUMAN PHOSPHODIESTERASE 4B2Bmonomer ZN;MG;ARS;1f0j324-680
Selective Inhibition of the Catalytic Domain Of Human Phosphodiesterase 4B With A-33monomer 19T;MG;ZN;NA;EDO;4myq324-680
PDE4 catalytic domainmonomer ZN;MG;NA;2O5;EDO;4nw7324-680
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With (R)-Mesoprammonomer ZN;MG;5RM;1xm6335-685
Crystal structure of PDE4B2B complexed with Rolipram (R & S)monomer ZN;MN;ARS;ROL;1ro6324-667
CRYSTAL STRUCTURES OF THE CATALYTIC DOMAIN OF PHOSPHODIESTERASE 4B2B COMPLEXED WITH AMPmonomer ZN;AMP;1ror324-661
CRYSTAL STRUCTURES OF THE CATALYTIC DOMAIN OF PHOSPHODIESTERASE 4B2B COMPLEXED WITH 8-Br-AMPmonomer ZN;8BR;1ro9324-661
Crystal structure of human phosphodiesterase 4B catalytic domain with inhibitor NPD-001monomer ZN;MG;ACT;6M5;5laq323-659
Human phosphodiesterase 4B catalytic domain in complex with a pyrrolidinyl inhibitor.monomer ZN;MG;9VE;5ohj323-658
Crystal structure of PDE4B catalytic domain in complex with a pyrazolopyridine inhibitormonomer ZN;MG;20A;ARS;3d3p324-659
Catalytic domain of human phosphodiesterase 4b2b in complex with a 5-heterocycle pyrazolopyridine i…monomer ZN;MG;ARS;ZG2;GOL;3o57324-659
Catalytic domain of human phosphodiesterase 4b2b in complex with a 5-heterocycle pyrazolopyridine i…monomer ZN;MG;ARS;ZG1;GOL;3o56325-659
Crystal structure of PDE4B2B in complex with inhibitor NPVmonomer ZN;MG;NPV;2qyl324-657
Catalytic Domain of Human Phosphodiesterase 4B in Complex with A Coumarin-Based Inhibitormonomer Z72;ZN;MG;SO4;3ly2324-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Roflumilastmonomer ZN;MG;ROF;1xmu327-657
Crystal structure of human phosphodiesterase 4B (PDE4B) in complex with a [1,3,5]triazine derivativemonomer 1S1;MG;ZN; 19×EDO;4kp6334-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Sildenafilmonomer ZN;MG;SO4;VIA;1xos334-657
Human Phospodiesterase 4B in complex with pyridyloxy-benzoxaborole based inhibitormonomer ZN;MG;6QQ; 17×EDO;5k6j334-656
PDE4B In complex with ligand an2898monomer ZN;MG;3OJ; 14×EDO;3o0j334-656
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Filaminastmonomer ZN;MG;FIL;1xlz335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With AMPmonomer ZN;MG;AMP;1tb5335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Cilomilastmonomer ZN;MG;CIO;1xlx335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Piclamilastmonomer ZN;MG;PIL;1xm4335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With (R,S)-Roliprammonomer ZN;MG;ROL;1xn0335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Vardenafilmonomer ZN;MG;VDN;1xot335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With (R)-Roliprammonomer ZN;MG;ROL;1xmy335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With 1-(2-chloro-phenyl)-3,5-dimethyl-1H-…monomer ZN;MG;6DE;1y2h335-657
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With 3,5-dimethyl-1-(3-nitro-phenyl)-1H-p…monomer ZN;MG;7DE;1y2j335-657
Crystal structure of N2 substituted pyrazolo pyrimidinones - a flipped binding mode in PDE5monomer ZN;MG;3P4;MES;2chm451-476

Homology models built on isoform sequence

Isoform #Oligo-stateLigandsQMEANTemplateRangeSeq id (%)ReportDownloadAssess
4homo-2-merZN;988;-1.603g45.1.A16-425
98.03
4homo-2-merZN;-1.864wzi.1.A16-424
97.75
2homo-2-merZN;988;-1.433g45.1.A75-486
98.07
3homo-2-merZN;988;-1.443g45.1.A232-643
98.07
2homo-2-merZN;-1.674wzi.1.A40-485
97.71
3homo-2-merZN;-2.144wzi.1.A151-642
97.89