HEADER TRANSFERASE 20-JUL-21 7P7X TITLE CRYSTAL STRUCTURE OF D-AMINO ACID TRANSAMINASE FROM HALISCOMENOBACTER TITLE 2 HYDROSSIS (HOLO FORM). COMPND MOL_ID: 1; COMPND 2 MOLECULE: AMINOTRANSFERASE CLASS IV; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALISCOMENOBACTER HYDROSSIS (STRAIN ATCC 27775 SOURCE 3 / DSM 1100 / LMG 10767 / O); SOURCE 4 ORGANISM_TAXID: 760192; SOURCE 5 STRAIN: ATCC 27775 / DSM 1100 / LMG 10767 / O; SOURCE 6 GENE: HALHY_2446; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRANSAMINASE, AMINO TRANSFERASE, DAAT, D-AMINO ACID, PLP, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR K.M.BOYKO,A.Y.NIKOLAEVA,A.K.BAKUNOVA,T.V.RAKITINA,E.Y.BEZSUDNOVA, AUTHOR 2 V.O.POPOV REVDAT 4 31-JAN-24 7P7X 1 REMARK REVDAT 3 10-NOV-21 7P7X 1 TITLE REVDAT 2 06-OCT-21 7P7X 1 JRNL REVDAT 1 28-JUL-21 7P7X 0 JRNL AUTH A.K.BAKUNOVA,A.Y.NIKOLAEVA,T.V.RAKITINA,T.Y.ISAIKINA, JRNL AUTH 2 M.G.KHRENOVA,K.M.BOYKO,V.O.POPOV,E.Y.BEZSUDNOVA JRNL TITL THE UNCOMMON ACTIVE SITE OF D-AMINO ACID TRANSAMINASE FROM JRNL TITL 2 HALISCOMENOBACTER HYDROSSIS : BIOCHEMICAL AND STRUCTURAL JRNL TITL 3 INSIGHTS INTO THE NEW ENZYME. JRNL REF MOLECULES V. 26 2021 JRNL REFN ESSN 1420-3049 JRNL PMID 34443642 JRNL DOI 10.3390/MOLECULES26165053 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 7.1.013 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 52.03 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 3 NUMBER OF REFLECTIONS : 20186 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.183 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 985 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2272 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 171 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.23 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.57000 REMARK 3 B22 (A**2) : -1.53000 REMARK 3 B33 (A**2) : 1.98000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -3.02000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.182 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.175 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.144 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.380 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 7P7X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1292117178. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-FEB-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : MASSIF-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9677 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 4M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31622 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 52.030 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 3.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : 1.49200 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: MOLREP REMARK 200 STARTING MODEL: 5E25 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.55 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM ACETATE PH 4.8; 18% REMARK 280 PEG3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 288K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -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 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 43.44200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.87600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 43.44200 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 35.87600 REMARK 290 SMTRY3 4 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 KCAL/MOL 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 76.80897 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 52.02543 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 -19 REMARK 465 GLY A -18 REMARK 465 SER A -17 REMARK 465 ASP A -16 REMARK 465 LYS A -15 REMARK 465 ILE A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 HIS A -9 REMARK 465 HIS A -8 REMARK 465 GLU A -7 REMARK 465 ASN A -6 REMARK 465 LEU A -5 REMARK 465 TYR A -4 REMARK 465 PHE A -3 REMARK 465 GLN A -2 REMARK 465 GLY A -1 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU A 172 CG CD OE1 OE2 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 OH TYR A 216 OE1 GLU A 265 2.13 REMARK 500 O HOH A 480 O HOH A 570 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 141 CD GLU A 141 OE1 0.067 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 152 CG - CD - NE ANGL. DEV. = -16.7 DEGREES 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 TYR A 102 -52.18 -162.36 REMARK 500 VAL A 105 -67.17 -125.60 REMARK 500 PHE A 135 149.19 -177.00 REMARK 500 GLN A 170 40.79 34.99 REMARK 500 ARG A 175 -89.84 -116.97 REMARK 500 ASP A 250 -117.39 67.97 REMARK 500 REMARK 500 REMARK: NULL DBREF 7P7X A 1 281 UNP F4KWH0 F4KWH0_HALH1 1 281 SEQADV 7P7X MET A -19 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X GLY A -18 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X SER A -17 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X ASP A -16 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X LYS A -15 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X ILE A -14 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -13 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -12 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -11 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -10 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -9 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A -8 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X GLU A -7 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X ASN A -6 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X LEU A -5 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X TYR A -4 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X PHE A -3 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X GLN A -2 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X GLY A -1 UNP F4KWH0 EXPRESSION TAG SEQADV 7P7X HIS A 0 UNP F4KWH0 EXPRESSION TAG SEQRES 1 A 301 MET GLY SER ASP LYS ILE HIS HIS HIS HIS HIS HIS GLU SEQRES 2 A 301 ASN LEU TYR PHE GLN GLY HIS MET ILE LYS TYR TYR ASN SEQRES 3 A 301 ILE ASN GLY GLN GLN VAL PRO VAL GLU ASN ALA THR LEU SEQRES 4 A 301 HIS VAL SER ASP LEU SER ILE LEU ARG GLY TYR GLY ILE SEQRES 5 A 301 PHE ASP TYR PHE LEU ALA ARG GLU GLY HIS PRO LEU PHE SEQRES 6 A 301 LEU ASP ASP TYR LEU ASN ARG PHE TYR ARG SER ALA ALA SEQRES 7 A 301 GLU LEU TYR LEU GLU ILE PRO PHE ASP LYS ALA GLU LEU SEQRES 8 A 301 ARG ARG GLN ILE TYR ALA LEU LEU GLN ALA ASN GLU VAL SEQRES 9 A 301 ARG GLU ALA GLY ILE ARG LEU VAL LEU THR GLY GLY TYR SEQRES 10 A 301 SER PRO ASP GLY TYR THR PRO VAL ASN PRO ASN LEU LEU SEQRES 11 A 301 ILE MET MET TYR ASP LEU PRO ALA SER ALA TRP GLU PHE SEQRES 12 A 301 SER ALA GLN GLY ILE LYS ILE ILE THR HIS PRO PHE GLN SEQRES 13 A 301 ARG GLU LEU PRO GLU VAL LYS THR ILE ASN TYR SER THR SEQRES 14 A 301 GLY ILE ARG MET LEU LYS THR ILE LYS GLU ARG GLY ALA SEQRES 15 A 301 THR ASP LEU ILE TYR VAL ASP GLN GLY GLU TRP ILE ARG SEQRES 16 A 301 GLU SER ALA ARG SER ASN PHE PHE LEU VAL MET PRO ASP SEQRES 17 A 301 ASN THR ILE VAL THR ALA ASP GLU LYS ILE LEU TRP GLY SEQRES 18 A 301 ILE THR ARG ARG GLN VAL ILE ASP ALA ALA ARG GLU ALA SEQRES 19 A 301 GLY TYR ALA VAL GLU GLU ARG ARG ILE HIS ILE THR GLU SEQRES 20 A 301 LEU ASP GLN ALA ARG GLU ALA PHE PHE THR SER THR ILE SEQRES 21 A 301 LYS GLY VAL MET ALA ILE GLY GLN ILE ASP ASP ARG VAL SEQRES 22 A 301 PHE GLY ASP GLY THR ILE GLY LYS VAL THR GLN GLU LEU SEQRES 23 A 301 GLN ASP LEU PHE VAL GLY LYS VAL LYS ALA TYR LEU GLU SEQRES 24 A 301 THR CYS HET PLP A 301 15 HET PO4 A 302 5 HET ACT A 303 4 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETNAM PO4 PHOSPHATE ION HETNAM ACT ACETATE ION HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 2 PLP C8 H10 N O6 P FORMUL 3 PO4 O4 P 3- FORMUL 4 ACT C2 H3 O2 1- FORMUL 5 HOH *171(H2 O) HELIX 1 AA1 GLU A 15 ALA A 17 5 3 HELIX 2 AA2 ASP A 23 GLY A 29 1 7 HELIX 3 AA3 PHE A 45 LEU A 60 1 16 HELIX 4 AA4 ASP A 67 ASN A 82 1 16 HELIX 5 AA5 TYR A 147 MET A 153 1 7 HELIX 6 AA6 MET A 153 ARG A 160 1 8 HELIX 7 AA7 GLN A 170 GLU A 172 5 3 HELIX 8 AA8 GLY A 201 ALA A 214 1 14 HELIX 9 AA9 HIS A 224 GLN A 230 5 7 HELIX 10 AB1 GLY A 260 THR A 280 1 21 SHEET 1 AA1 6 GLN A 10 PRO A 13 0 SHEET 2 AA1 6 TYR A 4 ILE A 7 -1 N ILE A 7 O GLN A 10 SHEET 3 AA1 6 ASN A 108 TYR A 114 -1 O ILE A 111 N ASN A 6 SHEET 4 AA1 6 ALA A 87 THR A 94 -1 N VAL A 92 O LEU A 110 SHEET 5 AA1 6 GLY A 31 ARG A 39 -1 N ASP A 34 O LEU A 91 SHEET 6 AA1 6 HIS A 42 PRO A 43 -1 O HIS A 42 N ARG A 39 SHEET 1 AA2 8 TRP A 173 ILE A 174 0 SHEET 2 AA2 8 ASP A 164 ASP A 169 -1 N ASP A 169 O TRP A 173 SHEET 3 AA2 8 ILE A 128 PRO A 134 1 N HIS A 133 O VAL A 168 SHEET 4 AA2 8 GLY A 242 ILE A 249 1 O ALA A 245 N ILE A 128 SHEET 5 AA2 8 GLU A 233 SER A 238 -1 N SER A 238 O GLY A 242 SHEET 6 AA2 8 ASN A 181 VAL A 185 -1 N ASN A 181 O THR A 237 SHEET 7 AA2 8 ILE A 191 THR A 193 -1 O VAL A 192 N LEU A 184 SHEET 8 AA2 8 VAL A 218 GLU A 220 1 O GLU A 219 N ILE A 191 SHEET 1 AA3 5 TRP A 173 ILE A 174 0 SHEET 2 AA3 5 ASP A 164 ASP A 169 -1 N ASP A 169 O TRP A 173 SHEET 3 AA3 5 ILE A 128 PRO A 134 1 N HIS A 133 O VAL A 168 SHEET 4 AA3 5 GLY A 242 ILE A 249 1 O ALA A 245 N ILE A 128 SHEET 5 AA3 5 ARG A 252 VAL A 253 -1 O ARG A 252 N ILE A 249 LINK NZ LYS A 143 C4A PLP A 301 1555 1555 1.31 CRYST1 86.884 71.752 52.992 90.00 100.96 90.00 C 1 2 1 4 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 0.011510 0.000000 0.002230 0.00000 SCALE2 0.000000 0.013937 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019222 0.00000