HEADER ISOMERASE 09-DEC-03 1V71 TITLE CRYSTAL STRUCTURE OF S.POMBE SERINE RACEMASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYPOTHETICAL PROTEIN C320.14 IN CHROMOSOME III; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SERINE RACEMASE; COMPND 5 EC: 5.1.1.-; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SCHIZOSACCHAROMYCES POMBE; SOURCE 3 ORGANISM_COMMON: FISSION YEAST; SOURCE 4 ORGANISM_TAXID: 4896; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET-21A KEYWDS DIMER, PLP, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR M.GOTO REVDAT 3 13-JUL-11 1V71 1 VERSN REVDAT 2 24-FEB-09 1V71 1 VERSN REVDAT 1 14-JUN-05 1V71 0 JRNL AUTH M.GOTO JRNL TITL CRYSTAL STRUCTURE OF S.POMBE SERINE RACEMASE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 31541 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3473 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2425 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 16 REMARK 3 SOLVENT ATOMS : 256 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.21 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.20 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1V71 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 10-DEC-03. REMARK 100 THE RCSB ID CODE IS RCSB006286. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUN-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : AR-NW12A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 35914 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 19.900 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 85.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.74 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, PH 8.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 32.10000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 32.10000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 34.73500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 74.08500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 34.73500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 74.08500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 32.10000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 34.73500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 74.08500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 32.10000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 34.73500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 74.08500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 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: DIMERIC 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 32.10000 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 SER A 2 REMARK 465 ASP A 3 REMARK 465 ASN A 4 REMARK 465 LEU A 5 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 606 O HOH A 606 3556 2.08 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 MET A 53 -2.62 71.60 REMARK 500 TYR A 152 -39.07 -154.55 REMARK 500 ASN A 213 36.63 -94.30 REMARK 500 LYS A 299 -108.53 0.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 484 DISTANCE = 5.35 ANGSTROMS REMARK 525 HOH A 536 DISTANCE = 5.23 ANGSTROMS REMARK 525 HOH A 606 DISTANCE = 6.30 ANGSTROMS REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A 360 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 376 O REMARK 620 2 HOH A 417 O 93.2 REMARK 620 3 GLY A 212 O 103.4 163.2 REMARK 620 4 ASP A 214 OD1 160.8 78.2 86.6 REMARK 620 5 HOH A 400 O 83.2 95.9 88.7 80.8 REMARK 620 6 GLU A 208 OE2 96.7 87.7 87.9 99.9 176.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 360 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 350 DBREF 1V71 A 1 323 UNP O59791 YCNE_SCHPO 1 323 SEQRES 1 A 323 MET SER ASP ASN LEU VAL LEU PRO THR TYR ASP ASP VAL SEQRES 2 A 323 ALA SER ALA SER GLU ARG ILE LYS LYS PHE ALA ASN LYS SEQRES 3 A 323 THR PRO VAL LEU THR SER SER THR VAL ASN LYS GLU PHE SEQRES 4 A 323 VAL ALA GLU VAL PHE PHE LYS CYS GLU ASN PHE GLN LYS SEQRES 5 A 323 MET GLY ALA PHE LYS PHE ARG GLY ALA LEU ASN ALA LEU SEQRES 6 A 323 SER GLN LEU ASN GLU ALA GLN ARG LYS ALA GLY VAL LEU SEQRES 7 A 323 THR PHE SER SER GLY ASN HIS ALA GLN ALA ILE ALA LEU SEQRES 8 A 323 SER ALA LYS ILE LEU GLY ILE PRO ALA LYS ILE ILE MET SEQRES 9 A 323 PRO LEU ASP ALA PRO GLU ALA LYS VAL ALA ALA THR LYS SEQRES 10 A 323 GLY TYR GLY GLY GLN VAL ILE MET TYR ASP ARG TYR LYS SEQRES 11 A 323 ASP ASP ARG GLU LYS MET ALA LYS GLU ILE SER GLU ARG SEQRES 12 A 323 GLU GLY LEU THR ILE ILE PRO PRO TYR ASP HIS PRO HIS SEQRES 13 A 323 VAL LEU ALA GLY GLN GLY THR ALA ALA LYS GLU LEU PHE SEQRES 14 A 323 GLU GLU VAL GLY PRO LEU ASP ALA LEU PHE VAL CYS LEU SEQRES 15 A 323 GLY GLY GLY GLY LEU LEU SER GLY SER ALA LEU ALA ALA SEQRES 16 A 323 ARG HIS PHE ALA PRO ASN CYS GLU VAL TYR GLY VAL GLU SEQRES 17 A 323 PRO GLU ALA GLY ASN ASP GLY GLN GLN SER PHE ARG LYS SEQRES 18 A 323 GLY SER ILE VAL HIS ILE ASP THR PRO LYS THR ILE ALA SEQRES 19 A 323 ASP GLY ALA GLN THR GLN HIS LEU GLY ASN TYR THR PHE SEQRES 20 A 323 SER ILE ILE LYS GLU LYS VAL ASP ASP ILE LEU THR VAL SEQRES 21 A 323 SER ASP GLU GLU LEU ILE ASP CYS LEU LYS PHE TYR ALA SEQRES 22 A 323 ALA ARG MET LYS ILE VAL VAL GLU PRO THR GLY CYS LEU SEQRES 23 A 323 SER PHE ALA ALA ALA ARG ALA MET LYS GLU LYS LEU LYS SEQRES 24 A 323 ASN LYS ARG ILE GLY ILE ILE ILE SER GLY GLY ASN VAL SEQRES 25 A 323 ASP ILE GLU ARG TYR ALA HIS PHE LEU SER GLN HET MG A 360 1 HET PLP A 350 15 HETNAM MG MAGNESIUM ION HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 2 MG MG 2+ FORMUL 3 PLP C8 H10 N O6 P FORMUL 4 HOH *256(H2 O) HELIX 1 1 THR A 9 LYS A 21 1 13 HELIX 2 2 SER A 32 VAL A 40 1 9 HELIX 3 3 ASN A 49 ALA A 55 5 7 HELIX 4 4 PHE A 56 SER A 66 1 11 HELIX 5 5 ASN A 69 GLY A 76 1 8 HELIX 6 6 GLY A 83 LEU A 96 1 14 HELIX 7 7 PRO A 109 TYR A 119 1 11 HELIX 8 8 ASP A 132 GLY A 145 1 14 HELIX 9 9 HIS A 154 GLY A 162 1 9 HELIX 10 10 GLY A 162 GLY A 173 1 12 HELIX 11 11 GLY A 185 ALA A 199 1 15 HELIX 12 12 ASN A 213 GLY A 222 1 10 HELIX 13 13 GLY A 243 VAL A 254 1 12 HELIX 14 14 SER A 261 MET A 276 1 16 HELIX 15 15 GLU A 281 GLY A 284 5 4 HELIX 16 16 CYS A 285 MET A 294 1 10 HELIX 17 17 LYS A 295 LYS A 299 5 5 HELIX 18 18 ASP A 313 SER A 322 1 10 SHEET 1 A 6 VAL A 29 LEU A 30 0 SHEET 2 A 6 GLU A 42 CYS A 47 -1 O PHE A 45 N LEU A 30 SHEET 3 A 6 ARG A 302 ILE A 307 1 O ILE A 303 N PHE A 44 SHEET 4 A 6 ALA A 177 CYS A 181 1 N ALA A 177 O GLY A 304 SHEET 5 A 6 GLU A 203 PRO A 209 1 O GLU A 203 N LEU A 178 SHEET 6 A 6 ASP A 256 VAL A 260 1 O LEU A 258 N GLY A 206 SHEET 1 B 3 VAL A 77 THR A 79 0 SHEET 2 B 3 ALA A 100 PRO A 105 1 O ILE A 103 N THR A 79 SHEET 3 B 3 GLN A 122 TYR A 126 1 O ILE A 124 N ILE A 102 LINK NZ LYS A 57 C4A PLP A 350 1555 1555 1.34 LINK MG MG A 360 O HOH A 376 1555 1555 2.43 LINK MG MG A 360 O HOH A 417 1555 1555 2.40 LINK MG MG A 360 O GLY A 212 1555 1555 2.41 LINK MG MG A 360 OD1 ASP A 214 1555 1555 2.32 LINK MG MG A 360 O HOH A 400 1555 1555 2.49 LINK MG MG A 360 OE2 GLU A 208 1555 1555 2.39 SITE 1 AC1 6 GLU A 208 GLY A 212 ASP A 214 HOH A 376 SITE 2 AC1 6 HOH A 400 HOH A 417 SITE 1 AC2 17 PHE A 56 LYS A 57 ASN A 84 GLY A 183 SITE 2 AC2 17 GLY A 184 GLY A 185 GLY A 186 LEU A 187 SITE 3 AC2 17 GLY A 236 GLU A 281 THR A 283 SER A 308 SITE 4 AC2 17 HOH A 361 HOH A 365 HOH A 374 HOH A 506 SITE 5 AC2 17 HOH A 560 CRYST1 69.470 148.170 64.200 90.00 90.00 90.00 C 2 2 21 8 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 0.014395 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006749 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015576 0.00000 MASTER 318 0 2 18 9 0 7 6 0 0 0 25 END