eF-site ID 3b8v-D PDB Code 3b8v Chain D click to enlarge Title Crystal structure of Escherichia coli alaine racemase mutant E221K Classification ISOMERASE Compound Alanine racemase Source Escherichia coli (strain K12) (ALR1_ECOLI) Sequence D:  AATVVINRRALRHNLQRLRELAPASKMVAVVKANAYGHGL LETARTLPDADAFGVARLEEALRLRAGGITKPVLLLEGFF DARDLPTISAQHFHTAVHNEEQLAALEEASLDEPVTVWMX LDTGMHRLGVRPEQAEAFYHRLTQCKNVRQPVNIVSHFAR ADEPKCGATEKQLAIFNTFCEGKPGQRSIAASGGILLWPQ SHFDWVRPGIILYGVSPLKDRSTGADFGCQPVMSLTSSLI AVREHKAGEPVGYGGTWVSERDTRLGVVAMGYGDGYPRAA PSGTPVLVNGREVPIVGRVAMDMICVDLGPQAQDKAGDPV ILWGEGLPVERIKVSAYELITRLTSRVAMKYVD Description Functional site 1) chain D residue 266 type sequence R description BINDING SITE FOR RESIDUE SO4 C 361 source : AC7 2) chain D residue 314 type sequence A description BINDING SITE FOR RESIDUE SO4 C 361 source : AC7 3) chain D residue 34 type sequence K description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 4) chain D residue 38 type sequence Y description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 5) chain D residue 159 type sequence H description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 6) chain D residue 193 type sequence A description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 7) chain D residue 194 type sequence S description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 8) chain D residue 209 type sequence R description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 9) chain D residue 211 type sequence G description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 10) chain D residue 212 type sequence I description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 11) chain D residue 343 type sequence Y description BINDING SITE FOR RESIDUE PLP D 1001 source : BC5 12) chain D residue 34 type ACT_SITE sequence K description Proton acceptor; specific for D-alanine => ECO:0000255|HAMAP-Rule:MF_01201 source Swiss-Prot : SWS_FT_FI1 13) chain D residue 255 type ACT_SITE sequence Y description Proton acceptor; specific for L-alanine => ECO:0000255|HAMAP-Rule:MF_01201 source Swiss-Prot : SWS_FT_FI2 14) chain D residue 129 type BINDING sequence R description BINDING => ECO:0000305|PubMed:18434499 source Swiss-Prot : SWS_FT_FI3 15) chain D residue 303 type BINDING sequence M description BINDING => ECO:0000305|PubMed:18434499 source Swiss-Prot : SWS_FT_FI3 16) chain D residue 34 type MOD_RES sequence K description N6-(pyridoxal phosphate)lysine => ECO:0000269|PubMed:18434499 source Swiss-Prot : SWS_FT_FI4 17) chain D residue 122 type MOD_RES sequence X description N6-carboxylysine => ECO:0000269|PubMed:18434499 source Swiss-Prot : SWS_FT_FI5

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