SitesBLAST
Comparing 350816 FitnessBrowser__Btheta:350816 to proteins with known functional sites using BLASTp with E ≤ 0.001.
Or try Sites on a Tree, PaperBLAST, Conserved Domains, or compare to all protein structures
Found 17 hits to proteins with known functional sites (download)
4eqbA 1.5 angstrom crystal structure of spermidine/putrescine abc transporter substrate-binding protein potd from streptococcus pneumoniae strain canada mdr_19a in complex with calcium and hepes
35% identity, 71% coverage: 32:350/449 of query aligns to 4:291/323 of 4eqbA
Sites not aligning to the query:
P0AFK9 Spermidine/putrescine-binding periplasmic protein; SPBP from Escherichia coli (strain K12) (see 3 papers)
28% identity, 82% coverage: 30:399/449 of query aligns to 27:346/348 of P0AFK9
Sites not aligning to the query:
1poy1 Spermidine/putrescine-binding protein complexed with spermidine (dimer form) (see paper)
28% identity, 82% coverage: 30:399/449 of query aligns to 2:321/323 of 1poy1
- binding spermidine: W9 (= W37), T10 (≠ A38), E11 (≠ D39), Y12 (= Y40), S58 (= S91), Y60 (= Y93), D143 (≠ S185), E146 (≠ D188), W204 (= W258), W230 (= W288), D232 (= D290), Y268 (= Y326), Q302 (≠ I380)
7xjnA Structure of vcpotd1 in complex with norspermidine
29% identity, 69% coverage: 28:339/449 of query aligns to 1:281/322 of 7xjnA
- binding N-(3-aminopropyl)propane-1,3-diamine: W10 (= W37), S11 (≠ A38), E12 (≠ D39), Y13 (= Y40), S58 (= S91), Y60 (= Y93), D143 (≠ S185), E146 (≠ D188), W204 (= W258), W230 (= W288), D232 (= D290), Y268 (= Y326)
Sites not aligning to the query:
Q9I6J0 Spermidine-binding periplasmic protein SpuE from Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) (see paper)
28% identity, 76% coverage: 1:339/449 of query aligns to 1:322/365 of Q9I6J0
- T35 (≠ A38) binding
- E181 (≠ K200) binding
- D242 (= D261) binding
- N269 (= N286) binding
- W271 (= W288) mutation to F: Increases affinity for putrescine (to KD=1.12 uM).
3ttnA Crystal structures of polyamine receptors spud and spue from pseudomonas aeruginosa (see paper)
29% identity, 69% coverage: 32:339/449 of query aligns to 2:295/335 of 3ttnA
- binding spermidine: W7 (= W37), T8 (≠ A38), Y10 (= Y40), S55 (= S91), E154 (≠ K200), Y212 (≠ W258), D215 (= D261), N242 (= N286), W244 (= W288), D246 (= D290), Y282 (= Y326)
7oywA E.Coli's putrescine receptor variant potf/d (4jdf) with mutations e39d f88l s247d in complex with spermidine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/348 of 7oywA
- binding (2~{S})-1-methoxypropan-2-amine: L44 (≠ I78), M45 (≠ E79), G47 (= G81), A67 (≠ K101), G68 (≠ H102), V69 (≠ L103)
- binding (2~{R})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine: L88 (≠ I129), W107 (= W148), A287 (≠ V327), N288 (≠ S328), N290 (vs. gap), K291 (vs. gap), T294 (= T332)
- binding spermidine: W9 (= W37), T10 (≠ A38), D11 (= D39), Y12 (= Y40), N37 (= N71), S57 (= S91), E157 (≠ D188), W216 (= W258), D219 (= D261), W248 (= W288), D250 (= D290), Y286 (= Y326)
Sites not aligning to the query:
Q9I6J1 Putrescine-binding periplasmic protein SpuD from Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1) (see paper)
26% identity, 89% coverage: 1:398/449 of query aligns to 2:364/367 of Q9I6J1
- SD 36:37 (≠ AD 38:39) binding
- C173 (vs. gap) modified: Disulfide link with 236
- C236 (≠ W253) modified: Disulfide link with 173
- D244 (= D261) binding
- F273 (≠ W288) mutation to W: Significant decrease in affinity for putrescine (to KD=0.75 uM).
- D275 (= D290) binding
7oyvA E.Coli's putrescine receptor variant potf/d (4jdf) with mutations e39d f88a s247d in complex with spermidine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/341 of 7oyvA
- binding (2~{S})-1-methoxypropan-2-amine: Q1 (≠ E29), K2 (≠ R30), T3 (≠ V31), L91 (= L132), W107 (= W148), K259 (= K299), N260 (= N300)
- binding (2~{R})-1-[(2~{R})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-yl]oxypropan-2-amine: Q1 (≠ E29), E22 (≠ Q50), K23 (≠ E55), G26 (= G58), I27 (= I61), K28 (≠ R62)
- binding (2R)-1-methoxypropan-2-amine: Q1 (≠ E29), K2 (≠ R30)
- binding spermidine: W9 (= W37), T10 (≠ A38), D11 (= D39), Y12 (= Y40), N37 (= N71), S57 (= S91), Y59 (= Y93), E157 (≠ D188), W216 (= W258), D219 (= D261), W248 (= W288), D250 (= D290), Y286 (= Y326)
Sites not aligning to the query:
7oyxB E.Coli's putrescine receptor variant potf/d (4jdf) with mutations e39d y87s f88y s247d in complex with spermidine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/347 of 7oyxB
- binding (2~{S})-1-methoxypropan-2-amine: K2 (≠ R30), T3 (≠ V31), T10 (≠ A38), D11 (= D39), V33 (≠ T67), L91 (= L132), W107 (= W148), K259 (= K299), N260 (= N300)
- binding (2~{R})-1-[(2~{R})-1-[(2~{S})-1-[(2~{S})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-yl]oxypropan-2-yl]oxypropan-2-amine: E62 (= E96), R63 (= R97), T66 (≠ K100), K94 (≠ P135), H95 (≠ G136), P97 (≠ E138)
- binding (2~{R})-1-(2-methoxyethoxy)propan-2-amine: S298 (≠ L336), A299 (≠ E337), E300 (= E338)
- binding (2~{S})-1-(2-methoxyethoxy)propan-2-amine: M45 (≠ E79), A67 (≠ K101), G68 (≠ H102)
- binding spermidine: W9 (= W37), T10 (≠ A38), D11 (= D39), Y12 (= Y40), N37 (= N71), S57 (= S91), E157 (≠ D188), W216 (= W258), D219 (= D261), W248 (= W288), D250 (= D290), Y286 (= Y326)
Sites not aligning to the query:
7oyxA E.Coli's putrescine receptor variant potf/d (4jdf) with mutations e39d y87s f88y s247d in complex with spermidine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/347 of 7oyxA
- binding (2~{S})-1-methoxypropan-2-amine: K2 (≠ R30), T3 (≠ V31), M45 (≠ E79), G47 (= G81), V69 (≠ L103), K259 (= K299), N260 (= N300)
- binding (2~{S})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine: L88 (≠ I129), L91 (= L132), W107 (= W148), N288 (≠ S328)
- binding (2~{S})-1-(2-methoxyethoxy)propan-2-amine: A67 (≠ K101), G68 (≠ H102)
- binding spermidine: W9 (= W37), T10 (≠ A38), D11 (= D39), Y12 (= Y40), N37 (= N71), S57 (= S91), E157 (≠ D188), W216 (= W258), D219 (= D261), W248 (= W288), D250 (= D290), Y286 (= Y326)
Sites not aligning to the query:
P31133 Putrescine-binding periplasmic protein PotF from Escherichia coli (strain K12) (see 3 papers)
26% identity, 73% coverage: 12:338/449 of query aligns to 12:328/370 of P31133
- S38 (≠ A38) binding
- C175 (≠ G178) modified: Disulfide link with 239
- C239 (≠ W253) modified: Disulfide link with 175
- D247 (= D261) binding
- D278 (= D290) binding
Sites not aligning to the query:
6ye7A E.Coli's putrescine receptor potf complexed with cadaverine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/341 of 6ye7A
6ye6A E.Coli's putrescine receptor potf complexed with agmatine (see paper)
27% identity, 69% coverage: 29:338/449 of query aligns to 1:300/341 of 6ye6A