HEADER PROTEIN TRANSPORT 10-MAR-22 7U9C TITLE CRYSTAL STRUCTURE OF THE WILD TYPE ESCHERICHIA COLI PYRIDOXAL 5'- TITLE 2 PHOSPHATE HOMEOSTASIS PROTEIN (YGGS) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PYRIDOXAL PHOSPHATE HOMEOSTASIS PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PLP HOMEOSTASIS PROTEIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: YGGS, YGGS_1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: HMS174; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-28A KEYWDS PLP-BINDING PROTEIN, VITAMIN B6, PLP HOMEOSTASIS, PROTEIN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR A.K.DONKOR,M.S.GHATGE,M.K.SAFO,F.N.MUSAYEV REVDAT 6 18-OCT-23 7U9C 1 REMARK REVDAT 5 09-NOV-22 7U9C 1 JRNL REVDAT 4 26-OCT-22 7U9C 1 JRNL REVDAT 3 28-SEP-22 7U9C 1 JRNL REVDAT 2 06-APR-22 7U9C 1 AUTHOR JRNL REVDAT 1 23-MAR-22 7U9C 0 JRNL AUTH A.TRAMONTI,M.S.GHATGE,J.T.BABOR,F.N.MUSAYEV,M.L.DI SALVO, JRNL AUTH 2 A.BARILE,G.COLOTTI,A.GIORGI,S.D.PAREDES,A.K.DONKOR, JRNL AUTH 3 M.H.AL MUGHRAM,V.DE CRECY-LAGARD,M.K.SAFO,R.CONTESTABILE JRNL TITL CHARACTERIZATION OF THE ESCHERICHIA COLI PYRIDOXAL JRNL TITL 2 5'-PHOSPHATE HOMEOSTASIS PROTEIN (YGGS): ROLE OF LYSINE JRNL TITL 3 RESIDUES IN PLP BINDING AND PROTEIN STABILITY. JRNL REF PROTEIN SCI. V. 31 E4471 2022 JRNL REFN ESSN 1469-896X JRNL PMID 36218140 JRNL DOI 10.1002/PRO.4471 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.13_2998 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.27 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 19238 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.180 REMARK 3 R VALUE (WORKING SET) : 0.178 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.210 REMARK 3 FREE R VALUE TEST SET COUNT : 1003 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.2710 - 4.0144 1.00 2739 150 0.1515 0.1814 REMARK 3 2 4.0144 - 3.1876 1.00 2610 157 0.1560 0.1908 REMARK 3 3 3.1876 - 2.7850 1.00 2617 125 0.1936 0.2255 REMARK 3 4 2.7850 - 2.5305 1.00 2601 130 0.2062 0.2765 REMARK 3 5 2.5305 - 2.3492 1.00 2558 155 0.2104 0.2889 REMARK 3 6 2.3492 - 2.2108 1.00 2553 143 0.2222 0.2677 REMARK 3 7 2.2108 - 2.1001 1.00 2557 143 0.2237 0.2709 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.200 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.170 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.82 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.96 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7U9C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1000263768. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-MAR-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5406 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : VARIMAX TM-VHF ARC)SEC CONFOCAL REMARK 200 OPTICAL SYSTEM REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER R 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSALISPRO 41.64.69A REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.5.32 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19252 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 29.271 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 13.80 REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 14.00 REMARK 200 R MERGE FOR SHELL (I) : 0.68400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 1W8G REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES/NAOH PH 7.5, 0.8 REMARK 280 NAH2PO4/0.8M KH2PO4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -Y+1/2,-X+1/2,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 62.09400 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.56100 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 20.78050 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 62.09400 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 62.34150 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 62.34150 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 62.09400 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 20.78050 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 62.09400 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 41.56100 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 62.09400 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 41.56100 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 62.09400 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 62.34150 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 20.78050 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 62.09400 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 20.78050 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 62.34150 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 62.09400 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 62.09400 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 41.56100 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 554 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 562 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ASN A 2 REMARK 465 ARG A 229 REMARK 465 ASP A 230 REMARK 465 TYR A 231 REMARK 465 SER A 232 REMARK 465 LYS A 233 REMARK 465 LYS A 234 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 543 O HOH A 557 2.01 REMARK 500 O HOH A 405 O HOH A 548 2.13 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 405 O HOH A 574 3645 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU A 72 1.43 -69.45 REMARK 500 SER A 132 20.63 -155.73 REMARK 500 HIS A 196 45.05 38.16 REMARK 500 MET A 204 -168.67 -125.36 REMARK 500 REMARK 500 REMARK: NULL DBREF 7U9C A 1 234 UNP C3SV52 C3SV52_ECOLX 1 234 SEQRES 1 A 234 MET ASN ASP ILE ALA HIS ASN LEU ALA GLN VAL ARG ASP SEQRES 2 A 234 LYS ILE SER ALA ALA ALA THR ARG CYS GLY ARG SER PRO SEQRES 3 A 234 GLU GLU ILE THR LEU LEU ALA VAL SER LYS THR LYS PRO SEQRES 4 A 234 ALA SER ALA ILE ALA GLU ALA ILE ASP ALA GLY GLN ARG SEQRES 5 A 234 GLN PHE GLY GLU ASN TYR VAL GLN GLU GLY VAL ASP LYS SEQRES 6 A 234 ILE ARG HIS PHE GLN GLU LEU GLY VAL THR GLY LEU GLU SEQRES 7 A 234 TRP HIS PHE ILE GLY PRO LEU GLN SER ASN LYS SER ARG SEQRES 8 A 234 LEU VAL ALA GLU HIS PHE ASP TRP CYS HIS THR ILE ASP SEQRES 9 A 234 ARG LEU ARG ILE ALA THR ARG LEU ASN ASP GLN ARG PRO SEQRES 10 A 234 ALA GLU LEU PRO PRO LEU ASN VAL LEU ILE GLN ILE ASN SEQRES 11 A 234 ILE SER ASP GLU ASN SER LYS SER GLY ILE GLN LEU ALA SEQRES 12 A 234 GLU LEU ASP GLU LEU ALA ALA ALA VAL ALA GLU LEU PRO SEQRES 13 A 234 ARG LEU ARG LEU ARG GLY LEU MET ALA ILE PRO ALA PRO SEQRES 14 A 234 GLU SER GLU TYR VAL ARG GLN PHE GLU VAL ALA ARG GLN SEQRES 15 A 234 MET ALA VAL ALA PHE ALA GLY LEU LYS THR ARG TYR PRO SEQRES 16 A 234 HIS ILE ASP THR LEU SER LEU GLY MET SER ASP ASP MET SEQRES 17 A 234 GLU ALA ALA ILE ALA ALA GLY SER THR MET VAL ARG ILE SEQRES 18 A 234 GLY THR ALA ILE PHE GLY ALA ARG ASP TYR SER LYS LYS HET PLP A 301 15 HET PLP A 302 16 HET PO4 A 303 5 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETNAM PO4 PHOSPHATE ION HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 2 PLP 2(C8 H10 N O6 P) FORMUL 4 PO4 O4 P 3- FORMUL 5 HOH *188(H2 O) HELIX 1 AA1 ASP A 3 CYS A 22 1 20 HELIX 2 AA2 SER A 25 ILE A 29 5 5 HELIX 3 AA3 PRO A 39 ALA A 49 1 11 HELIX 4 AA4 TYR A 58 LEU A 72 1 15 HELIX 5 AA5 GLN A 86 ASN A 88 5 3 HELIX 6 AA6 LYS A 89 PHE A 97 1 9 HELIX 7 AA7 ARG A 105 ARG A 116 1 12 HELIX 8 AA8 GLN A 141 ALA A 143 5 3 HELIX 9 AA9 GLU A 144 GLU A 154 1 11 HELIX 10 AB1 GLU A 172 TYR A 194 1 23 HELIX 11 AB2 MET A 204 ASP A 206 5 3 HELIX 12 AB3 ASP A 207 GLY A 215 1 9 HELIX 13 AB4 GLY A 222 GLY A 227 1 6 SHEET 1 AA1 9 THR A 30 VAL A 34 0 SHEET 2 AA1 9 GLN A 53 GLU A 56 1 O GLY A 55 N ALA A 33 SHEET 3 AA1 9 GLU A 78 PHE A 81 1 O HIS A 80 N PHE A 54 SHEET 4 AA1 9 TRP A 99 ILE A 103 1 O HIS A 101 N PHE A 81 SHEET 5 AA1 9 LEU A 123 ILE A 129 1 O LEU A 126 N CYS A 100 SHEET 6 AA1 9 LEU A 158 ALA A 165 1 O MET A 164 N ILE A 129 SHEET 7 AA1 9 THR A 199 SER A 201 1 O SER A 201 N LEU A 163 SHEET 8 AA1 9 MET A 218 ILE A 221 1 N MET A 218 O LEU A 200 SHEET 9 AA1 9 THR A 30 VAL A 34 1 N VAL A 34 O ILE A 221 LINK NZ LYS A 36 C4A PLP A 301 1555 1555 1.43 CRYST1 124.188 124.188 83.122 90.00 90.00 90.00 I 41 2 2 16 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.008052 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008052 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012031 0.00000