Structure of PDB 3s1a Chain F
Receptor sequence
| >3s1aF (length=506) Species: 1140 (Synechococcus elongatus PCC 7942 = FACHB-805) [Search protein sequence] |
| EHQAIAKMRTMIEGFDDISHGGLPIGRSTLVSGTSGTGKTLFSIQFLYNG IIEFDEPGVFVTFEETPQDIIKNARSFGWDLAKLVDEGKLFILDASPDPE GQEVVGGFDLSALIERINYAIQKYRARRVSIDSVTSVFQQYDASSVVRRE LFRLVARLKQIGATTVMTTERIEEYGPIARYGVEEFVSDNVVILRNVLEG ERRRRTLEILKLRGTSHMKGEYPFTITDHGINIFPLGAMRLTQRSSNVRV SSGVVRLDEMCGGGFFKDSIILATGATGTGKTLLVSRFVENACANKERAI LFAYEESRAQLLRNAYSWGMDFEEMERQNLLKIVCAYPESAGLEDHLQII KSEINDFKPARIAIDSLSALARGVSNNAFRQFVIGVTGYAKQEEITGLFT NTSDQFMGAHSITDSHIEEITDTIILLQYVEIRGEMSRAINVFKMRGSWH DKAIREFMISDKGPDIKDSFRNFERIISGSPTRITVDEKSELSRIVRGVQ EKGPES |
3D structure
| PDB | 3s1a Combined SAXS/EM Based Models of the S. elongatus Post-Translational Circadian Oscillator and its Interactions with the Output His-Kinase SasA. | ||
| Chain | F | ||
| Resolution | 3.0 Å | ||
| 3D structure |
|
Enzymatic activity
Interaction with ligand
| Site # |
Ligand | Ligand chain |
Binding residues on receptor (original residue number in PDB) |
Binding residues on receptor (residue number reindexed from 1) |
Binding affinity |
|---|---|---|---|---|---|
| BS01 | ATP | F | K457 M458 R459 S461 H463 | K444 M445 R446 S448 H450 | |
| BS02 | ATP | F | K224 L225 R226 T228 S229 H230 | K211 L212 R213 T215 S216 H217 | |
| BS03 | ATP | F | T290 G291 G293 K294 T295 L296 W331 R451 I472 S473 | T277 G278 G280 K281 T282 L283 W318 R438 I459 S460 | |
| BS04 | ATP | F | G49 G51 K52 T53 L54 S89 F90 I239 T240 | G36 G38 K39 T40 L41 S76 F77 I226 T227 | |
| BS05 | MG | F | T53 D145 | T40 D132 |
Gene Ontology
| Molecular Function | |
|---|---|
| GO:0000287 | magnesium ion binding |
| GO:0003677 | DNA binding |
| GO:0004674 | protein serine/threonine kinase activity |
| GO:0004712 | protein serine/threonine/tyrosine kinase activity |
| GO:0005515 | protein binding |
| GO:0005524 | ATP binding |
| GO:0016787 | hydrolase activity |
| GO:0016887 | ATP hydrolysis activity |
| GO:0042802 | identical protein binding |
| GO:0044024 | histone H2AS1 kinase activity |
| GO:0046872 | metal ion binding |
| GO:0106310 | protein serine kinase activity |
