HEADER CHLOROPHYLL BIOSYNTHESIS 26-FEB-97 4GSA TITLE CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE TITLE 2 (AMINOTRANSFERASE) REDUCED WITH CYANOBOROHYDRATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTAMATE SEMIALDEHYDE AMINOTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: GLUTAMATE SEMIALDEHYDE AMINOMUTASE; COMPND 5 EC: 5.4.3.8; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCOCCUS SP.; SOURCE 3 ORGANISM_TAXID: 1131; SOURCE 4 STRAIN: GR6; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: SG13009 KEYWDS CHLOROPHYLL BIOSYNTHESIS, PYRIDOXAL-5'-PHOSPHATE, PYRIDOXAMINE-5'- KEYWDS 2 PHOSPHATE, ASYMMETRIC DIMER, REDUCED FORM EXPDTA X-RAY DIFFRACTION AUTHOR M.HENNIG,J.N.JANSONIUS REVDAT 4 03-APR-24 4GSA 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 4GSA 1 VERSN REVDAT 2 24-FEB-09 4GSA 1 VERSN REVDAT 1 04-MAR-98 4GSA 0 JRNL AUTH M.HENNIG,B.GRIMM,R.CONTESTABILE,R.A.JOHN,J.N.JANSONIUS JRNL TITL CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE: JRNL TITL 2 AN ALPHA2-DIMERIC VITAMIN B6-DEPENDENT ENZYME WITH ASYMMETRY JRNL TITL 3 IN STRUCTURE AND ACTIVE SITE REACTIVITY. JRNL REF PROC.NATL.ACAD.SCI.USA V. 94 4866 1997 JRNL REFN ISSN 0027-8424 JRNL PMID 9144156 JRNL DOI 10.1073/PNAS.94.10.4866 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.HENNIG,B.GRIMM,M.JENNY,R.MULLER,J.N.JANSONIUS REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF WILD-TYPE REMARK 1 TITL 2 AND K272A MUTANT GLUTAMATE 1-SEMIALDEHYDE AMINOTRANSFERASE REMARK 1 TITL 3 FROM SYNECHOCOCCUS REMARK 1 REF J.MOL.BIOL. V. 242 591 1994 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 15.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.8 REMARK 3 NUMBER OF REFLECTIONS : 31141 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.54 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1215 REMARK 3 BIN R VALUE (WORKING SET) : 0.3200 REMARK 3 BIN FREE R VALUE : 0.4100 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 59 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 : 6402 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 190 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.40 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.850 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) : 3.000 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 6.000 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.000 ; 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 4GSA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000179333. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-APR-95 REMARK 200 TEMPERATURE (KELVIN) : 273 REMARK 200 PH : 7.0 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 : ELLIOTT GX-21 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31141 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.8 REMARK 200 DATA REDUNDANCY : 2.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07300 REMARK 200 FOR THE DATA SET : 9.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 37.2000 REMARK 200 FOR SHELL : 2.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: GSAT WILD-TYPE STRUCTURE REMARK 200 REMARK 200 REMARK: COFACTORS AND WATER MOLECULES WERE REJECTED FROM THE REMARK 200 MODEL. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM NA-CACODYLATE BUFFER PH 7.0, 200 REMARK 280 MM MG-ACETATE, 19.5% PEG 10,000 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 34.32000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 61.22000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 54.14000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 61.22000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 34.32000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 54.14000 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: 10380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25290 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -57.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 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 VAL A 2 REMARK 465 THR A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 PRO A 6 REMARK 465 VAL B 2 REMARK 465 THR B 3 REMARK 465 SER B 4 REMARK 465 SER B 5 REMARK 465 PRO B 6 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 HIS B 153 REMARK 475 ALA B 154 REMARK 475 ASP B 155 REMARK 475 MET B 156 REMARK 475 PHE B 157 REMARK 475 LEU B 158 REMARK 475 VAL B 159 REMARK 475 LYS B 160 REMARK 475 ALA B 161 REMARK 475 GLY B 162 REMARK 475 SER B 163 REMARK 475 GLY B 164 REMARK 475 VAL B 165 REMARK 475 ALA B 166 REMARK 475 THR B 167 REMARK 475 LEU B 168 REMARK 475 GLY B 169 REMARK 475 LEU B 170 REMARK 475 PRO B 171 REMARK 475 SER B 172 REMARK 475 SER B 173 REMARK 475 PRO B 174 REMARK 475 GLY B 175 REMARK 475 VAL B 176 REMARK 475 PRO B 177 REMARK 475 LYS B 178 REMARK 475 LYS B 179 REMARK 475 THR B 180 REMARK 475 THR B 181 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 C SER A 173 CD PRO A 174 1.75 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 SER A 173 N - CA - C ANGL. DEV. = 20.7 DEGREES REMARK 500 PRO A 174 C - N - CA ANGL. DEV. = 45.4 DEGREES REMARK 500 PRO A 174 C - N - CD ANGL. DEV. = -53.1 DEGREES REMARK 500 PRO A 174 CA - N - CD ANGL. DEV. = -8.7 DEGREES REMARK 500 LEU B 268 CA - CB - CG ANGL. DEV. = 14.7 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 THR A 9 37.95 -141.31 REMARK 500 ASP A 49 -124.47 53.46 REMARK 500 ALA A 70 42.97 -79.13 REMARK 500 HIS A 151 35.15 -143.45 REMARK 500 SER A 163 -135.35 46.43 REMARK 500 SER A 173 -116.35 73.07 REMARK 500 PRO A 174 130.97 77.52 REMARK 500 SER A 218 42.47 -140.27 REMARK 500 PHE A 251 -8.83 65.95 REMARK 500 LYS A 273 -91.02 31.80 REMARK 500 SER A 360 -135.64 58.35 REMARK 500 PHE A 405 37.31 -97.31 REMARK 500 ALA A 432 -105.01 -103.61 REMARK 500 PRO B 24 104.02 -53.54 REMARK 500 VAL B 37 24.08 -153.43 REMARK 500 ASP B 49 -109.36 55.41 REMARK 500 ALA B 70 40.42 -75.07 REMARK 500 ALA B 161 -169.20 -79.15 REMARK 500 SER B 163 -115.40 55.44 REMARK 500 THR B 167 -64.47 -167.23 REMARK 500 PRO B 171 -141.57 -86.85 REMARK 500 SER B 173 -74.99 89.77 REMARK 500 PRO B 174 67.39 30.25 REMARK 500 ALA B 182 -14.35 -142.32 REMARK 500 ALA B 225 -66.57 -13.50 REMARK 500 LYS B 273 -89.71 43.06 REMARK 500 PRO B 280 99.10 -65.88 REMARK 500 SER B 360 -135.81 63.63 REMARK 500 PRO B 402 48.71 -74.30 REMARK 500 SER B 403 135.86 -170.08 REMARK 500 PHE B 405 30.38 -99.97 REMARK 500 SER B 431 49.07 -94.58 REMARK 500 ALA B 432 -144.93 -163.27 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: COA REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: REDUCED SCHIFF BASE LINKAGE TO LYS 273 IN CHAIN REMARK 800 A. REMARK 800 REMARK 800 SITE_IDENTIFIER: COB REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: REDUCED SCHIFF BASE LINKAGE TO LYS 273 IN CHAIN REMARK 800 B. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 434 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 434 DBREF 4GSA A 2 433 UNP P24630 GSA_SYNP6 1 432 DBREF 4GSA B 2 433 UNP P24630 GSA_SYNP6 1 432 SEQADV 4GSA TYR A 51 UNP P24630 ILE 50 CONFLICT SEQADV 4GSA LEU A 133 UNP P24630 VAL 132 CONFLICT SEQADV 4GSA MET A 134 UNP P24630 VAL 133 CONFLICT SEQADV 4GSA TYR B 51 UNP P24630 ILE 50 CONFLICT SEQADV 4GSA LEU B 133 UNP P24630 VAL 132 CONFLICT SEQADV 4GSA MET B 134 UNP P24630 VAL 133 CONFLICT SEQRES 1 A 432 VAL THR SER SER PRO PHE LYS THR ILE LYS SER ASP GLU SEQRES 2 A 432 ILE PHE ALA ALA ALA GLN LYS LEU MET PRO GLY GLY VAL SEQRES 3 A 432 SER SER PRO VAL ARG ALA PHE LYS SER VAL GLY GLY GLN SEQRES 4 A 432 PRO ILE VAL PHE ASP ARG VAL LYS ASP ALA TYR ALA TRP SEQRES 5 A 432 ASP VAL ASP GLY ASN ARG TYR ILE ASP TYR VAL GLY THR SEQRES 6 A 432 TRP GLY PRO ALA ILE CYS GLY HIS ALA HIS PRO GLU VAL SEQRES 7 A 432 ILE GLU ALA LEU LYS VAL ALA MET GLU LYS GLY THR SER SEQRES 8 A 432 PHE GLY ALA PRO CYS ALA LEU GLU ASN VAL LEU ALA GLU SEQRES 9 A 432 MET VAL ASN ASP ALA VAL PRO SER ILE GLU MET VAL ARG SEQRES 10 A 432 PHE VAL ASN SER GLY THR GLU ALA CYS MET ALA VAL LEU SEQRES 11 A 432 ARG LEU MET ARG ALA TYR THR GLY ARG ASP LYS ILE ILE SEQRES 12 A 432 LYS PHE GLU GLY CYS TYR HIS GLY HIS ALA ASP MET PHE SEQRES 13 A 432 LEU VAL LYS ALA GLY SER GLY VAL ALA THR LEU GLY LEU SEQRES 14 A 432 PRO SER SER PRO GLY VAL PRO LYS LYS THR THR ALA ASN SEQRES 15 A 432 THR LEU THR THR PRO TYR ASN ASP LEU GLU ALA VAL LYS SEQRES 16 A 432 ALA LEU PHE ALA GLU ASN PRO GLY GLU ILE ALA GLY VAL SEQRES 17 A 432 ILE LEU GLU PRO ILE VAL GLY ASN SER GLY PHE ILE VAL SEQRES 18 A 432 PRO ASP ALA GLY PHE LEU GLU GLY LEU ARG GLU ILE THR SEQRES 19 A 432 LEU GLU HIS ASP ALA LEU LEU VAL PHE ASP GLU VAL MET SEQRES 20 A 432 THR GLY PHE ARG ILE ALA TYR GLY GLY VAL GLN GLU LYS SEQRES 21 A 432 PHE GLY VAL THR PRO ASP LEU THR THR LEU GLY LYS ILE SEQRES 22 A 432 ILE GLY GLY GLY LEU PRO VAL GLY ALA TYR GLY GLY LYS SEQRES 23 A 432 ARG GLU ILE MET GLN LEU VAL ALA PRO ALA GLY PRO MET SEQRES 24 A 432 TYR GLN ALA GLY THR LEU SER GLY ASN PRO LEU ALA MET SEQRES 25 A 432 THR ALA GLY ILE LYS THR LEU GLU LEU LEU ARG GLN PRO SEQRES 26 A 432 GLY THR TYR GLU TYR LEU ASP GLN ILE THR LYS ARG LEU SEQRES 27 A 432 SER ASP GLY LEU LEU ALA ILE ALA GLN GLU THR GLY HIS SEQRES 28 A 432 ALA ALA CYS GLY GLY GLN VAL SER GLY MET PHE GLY PHE SEQRES 29 A 432 PHE PHE THR GLU GLY PRO VAL HIS ASN TYR GLU ASP ALA SEQRES 30 A 432 LYS LYS SER ASP LEU GLN LYS PHE SER ARG PHE HIS ARG SEQRES 31 A 432 GLY MET LEU GLU GLN GLY ILE TYR LEU ALA PRO SER GLN SEQRES 32 A 432 PHE GLU ALA GLY PHE THR SER LEU ALA HIS THR GLU GLU SEQRES 33 A 432 ASP ILE ASP ALA THR LEU ALA ALA ALA ARG THR VAL MET SEQRES 34 A 432 SER ALA LEU SEQRES 1 B 432 VAL THR SER SER PRO PHE LYS THR ILE LYS SER ASP GLU SEQRES 2 B 432 ILE PHE ALA ALA ALA GLN LYS LEU MET PRO GLY GLY VAL SEQRES 3 B 432 SER SER PRO VAL ARG ALA PHE LYS SER VAL GLY GLY GLN SEQRES 4 B 432 PRO ILE VAL PHE ASP ARG VAL LYS ASP ALA TYR ALA TRP SEQRES 5 B 432 ASP VAL ASP GLY ASN ARG TYR ILE ASP TYR VAL GLY THR SEQRES 6 B 432 TRP GLY PRO ALA ILE CYS GLY HIS ALA HIS PRO GLU VAL SEQRES 7 B 432 ILE GLU ALA LEU LYS VAL ALA MET GLU LYS GLY THR SER SEQRES 8 B 432 PHE GLY ALA PRO CYS ALA LEU GLU ASN VAL LEU ALA GLU SEQRES 9 B 432 MET VAL ASN ASP ALA VAL PRO SER ILE GLU MET VAL ARG SEQRES 10 B 432 PHE VAL ASN SER GLY THR GLU ALA CYS MET ALA VAL LEU SEQRES 11 B 432 ARG LEU MET ARG ALA TYR THR GLY ARG ASP LYS ILE ILE SEQRES 12 B 432 LYS PHE GLU GLY CYS TYR HIS GLY HIS ALA ASP MET PHE SEQRES 13 B 432 LEU VAL LYS ALA GLY SER GLY VAL ALA THR LEU GLY LEU SEQRES 14 B 432 PRO SER SER PRO GLY VAL PRO LYS LYS THR THR ALA ASN SEQRES 15 B 432 THR LEU THR THR PRO TYR ASN ASP LEU GLU ALA VAL LYS SEQRES 16 B 432 ALA LEU PHE ALA GLU ASN PRO GLY GLU ILE ALA GLY VAL SEQRES 17 B 432 ILE LEU GLU PRO ILE VAL GLY ASN SER GLY PHE ILE VAL SEQRES 18 B 432 PRO ASP ALA GLY PHE LEU GLU GLY LEU ARG GLU ILE THR SEQRES 19 B 432 LEU GLU HIS ASP ALA LEU LEU VAL PHE ASP GLU VAL MET SEQRES 20 B 432 THR GLY PHE ARG ILE ALA TYR GLY GLY VAL GLN GLU LYS SEQRES 21 B 432 PHE GLY VAL THR PRO ASP LEU THR THR LEU GLY LYS ILE SEQRES 22 B 432 ILE GLY GLY GLY LEU PRO VAL GLY ALA TYR GLY GLY LYS SEQRES 23 B 432 ARG GLU ILE MET GLN LEU VAL ALA PRO ALA GLY PRO MET SEQRES 24 B 432 TYR GLN ALA GLY THR LEU SER GLY ASN PRO LEU ALA MET SEQRES 25 B 432 THR ALA GLY ILE LYS THR LEU GLU LEU LEU ARG GLN PRO SEQRES 26 B 432 GLY THR TYR GLU TYR LEU ASP GLN ILE THR LYS ARG LEU SEQRES 27 B 432 SER ASP GLY LEU LEU ALA ILE ALA GLN GLU THR GLY HIS SEQRES 28 B 432 ALA ALA CYS GLY GLY GLN VAL SER GLY MET PHE GLY PHE SEQRES 29 B 432 PHE PHE THR GLU GLY PRO VAL HIS ASN TYR GLU ASP ALA SEQRES 30 B 432 LYS LYS SER ASP LEU GLN LYS PHE SER ARG PHE HIS ARG SEQRES 31 B 432 GLY MET LEU GLU GLN GLY ILE TYR LEU ALA PRO SER GLN SEQRES 32 B 432 PHE GLU ALA GLY PHE THR SER LEU ALA HIS THR GLU GLU SEQRES 33 B 432 ASP ILE ASP ALA THR LEU ALA ALA ALA ARG THR VAL MET SEQRES 34 B 432 SER ALA LEU HET PLP A 434 15 HET PLP B 434 15 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 3 PLP 2(C8 H10 N O6 P) FORMUL 5 HOH *190(H2 O) HELIX 1 1 ILE A 10 LEU A 22 1 13 HELIX 2 2 PRO A 24 GLY A 26 5 3 HELIX 3 3 PRO A 30 ARG A 32 5 3 HELIX 4 4 GLY A 65 GLY A 68 5 4 HELIX 5 5 PRO A 77 LYS A 89 1 13 HELIX 6 6 ALA A 98 ALA A 110 1 13 HELIX 7 7 GLY A 123 THR A 138 1 16 HELIX 8 8 ASP A 155 PHE A 157 5 3 HELIX 9 9 SER A 163 THR A 167 1 5 HELIX 10 10 LYS A 178 ASN A 183 1 6 HELIX 11 11 LEU A 192 GLU A 201 1 10 HELIX 12 12 PHE A 227 GLU A 237 1 11 HELIX 13 13 GLY A 257 LYS A 261 1 5 HELIX 14 14 ARG A 288 LEU A 293 1 6 HELIX 15 15 PRO A 310 LEU A 323 1 14 HELIX 16 16 THR A 328 GLU A 349 1 22 HELIX 17 17 TYR A 375 LYS A 380 1 6 HELIX 18 18 LEU A 383 GLU A 395 1 13 HELIX 19 19 GLU A 416 MET A 430 1 15 HELIX 20 20 ILE B 10 LYS B 21 1 12 HELIX 21 21 PRO B 24 GLY B 26 5 3 HELIX 22 22 PRO B 30 ALA B 33 5 4 HELIX 23 23 GLY B 65 GLY B 68 5 4 HELIX 24 24 PRO B 77 LYS B 89 1 13 HELIX 25 25 ALA B 98 ALA B 110 1 13 HELIX 26 26 GLY B 123 THR B 138 1 16 HELIX 27 27 LEU B 192 GLU B 201 1 10 HELIX 28 28 PHE B 227 HIS B 238 1 12 HELIX 29 29 GLY B 257 LYS B 261 1 5 HELIX 30 30 ARG B 288 LEU B 293 1 6 HELIX 31 31 PRO B 310 LEU B 323 1 14 HELIX 32 32 THR B 328 GLU B 349 1 22 HELIX 33 33 TYR B 375 LYS B 380 1 6 HELIX 34 34 LEU B 383 GLU B 395 1 13 HELIX 35 35 GLU B 416 MET B 430 1 15 SHEET 1 A 3 ARG A 59 ILE A 61 0 SHEET 2 A 3 TYR A 51 ASP A 54 -1 N ALA A 52 O TYR A 60 SHEET 3 A 3 PHE A 44 LYS A 48 -1 N LYS A 48 O TYR A 51 SHEET 1 B 7 MET A 116 VAL A 120 0 SHEET 2 B 7 GLY A 282 GLY A 286 -1 N GLY A 286 O MET A 116 SHEET 3 B 7 LEU A 268 LEU A 271 -1 N LEU A 271 O ALA A 283 SHEET 4 B 7 LEU A 241 ASP A 245 1 N PHE A 244 O LEU A 268 SHEET 5 B 7 ILE A 206 LEU A 211 1 N VAL A 209 O LEU A 241 SHEET 6 B 7 LYS A 142 GLU A 147 1 N LYS A 142 O ALA A 207 SHEET 7 B 7 THR A 184 PRO A 188 1 N LEU A 185 O ILE A 143 SHEET 1 C 2 CYS A 355 VAL A 359 0 SHEET 2 C 2 MET A 362 PHE A 366 -1 N PHE A 366 O CYS A 355 SHEET 1 D 3 ARG B 59 ILE B 61 0 SHEET 2 D 3 TYR B 51 ASP B 54 -1 N ALA B 52 O TYR B 60 SHEET 3 D 3 PHE B 44 LYS B 48 -1 N LYS B 48 O TYR B 51 SHEET 1 E 7 MET B 116 VAL B 120 0 SHEET 2 E 7 GLY B 282 GLY B 286 -1 N GLY B 286 O MET B 116 SHEET 3 E 7 LEU B 268 LEU B 271 -1 N LEU B 271 O ALA B 283 SHEET 4 E 7 LEU B 241 ASP B 245 1 N PHE B 244 O LEU B 268 SHEET 5 E 7 ILE B 206 LEU B 211 1 N VAL B 209 O LEU B 241 SHEET 6 E 7 LYS B 142 PHE B 146 1 N LYS B 142 O ALA B 207 SHEET 7 E 7 THR B 184 THR B 187 1 N LEU B 185 O ILE B 143 SHEET 1 F 2 CYS B 355 VAL B 359 0 SHEET 2 F 2 MET B 362 PHE B 366 -1 N PHE B 366 O CYS B 355 LINK NZ LYS A 273 C4A PLP A 434 1555 1555 1.48 LINK NZ LYS B 273 C4A PLP B 434 1555 1555 1.44 CISPEP 1 ALA A 295 PRO A 296 0 0.23 CISPEP 2 GLY A 370 PRO A 371 0 -0.18 CISPEP 3 ALA B 295 PRO B 296 0 0.62 CISPEP 4 GLY B 370 PRO B 371 0 0.69 SITE 1 COA 1 PLP A 434 SITE 1 COB 1 PLP B 434 SITE 1 AC1 15 SER A 122 GLY A 123 THR A 124 TYR A 150 SITE 2 AC1 15 GLU A 212 ASN A 217 ASP A 245 VAL A 247 SITE 3 AC1 15 MET A 248 LYS A 273 HOH A2015 HOH A2110 SITE 4 AC1 15 HOH A2207 HOH A2208 THR B 305 SITE 1 AC2 13 THR A 305 SER B 122 GLY B 123 THR B 124 SITE 2 AC2 13 TYR B 150 ASN B 217 ASP B 245 VAL B 247 SITE 3 AC2 13 MET B 248 LYS B 273 HOH B2024 HOH B2101 SITE 4 AC2 13 HOH B2163 CRYST1 68.640 108.280 122.440 90.00 90.00 90.00 P 21 21 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 0.014569 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009235 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008167 0.00000