Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

6QMM

Crystal structure of Synecochoccus Spermidine Synthase in complex with putrescine, spermidine and MTA

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004766molecular_functionspermidine synthase activity
A0005737cellular_componentcytoplasm
A0006596biological_processpolyamine biosynthetic process
A0008295biological_processspermidine biosynthetic process
A0016740molecular_functiontransferase activity
B0003824molecular_functioncatalytic activity
B0004766molecular_functionspermidine synthase activity
B0005737cellular_componentcytoplasm
B0006596biological_processpolyamine biosynthetic process
B0008295biological_processspermidine biosynthetic process
B0016740molecular_functiontransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
Detailsbinding site for residue PUT A 301
ChainResidue
AMET55
AGLY160
ASER161
AGLN192
ATYR227
ATRP232
AHOH417

site_idAC2
Number of Residues12
Detailsbinding site for residue SPD B 301
ChainResidue
BHIS65
BASP89
BASP159
BGLY160
BSER161
BASP162
BTYR227
BTRP232
BMTA302
BHOH401
BMET55
BTYR64

site_idAC3
Number of Residues19
Detailsbinding site for residue MTA B 302
ChainResidue
BGLN34
BLEU48
BLEU50
BMET55
BGLY86
BGLY88
BASP89
BVAL108
BGLU109
BILE110
BVAL114
BASP140
BGLY141
BILE142
BASP159
BGLY160
BPRO166
BALA167
BSPD301

site_idAC4
Number of Residues8
Detailsbinding site for residue PXN B 303
ChainResidue
BPRO185
BGLY186
BASP239
BTHR240
BGLN243
BHOH434
BHOH449
BHOH474

Functional Information from PROSITE/UniProt
site_idPS01330
Number of Residues14
DetailsPABS_1 Polyamine biosynthesis (PABS) domain signature. VLVIGGGdGgtVrE
ChainResidueDetails
AVAL82-GLU95
BVAL82-GLU95

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"HAMAP-Rule","id":"MF_00198","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues11
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_00198","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"30877192","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6QMM","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues233
DetailsDomain: {"description":"PABS","evidences":[{"source":"HAMAP-Rule","id":"MF_00198","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"30877192","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6QMM","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

PDB statisticsPDBj update infoContact PDBjnumon