HEADER TRANSFERASE 02-SEP-99 1CZC TITLE ASPARTATE AMINOTRANSFERASE MUTANT ATB17/139S/142N WITH GLUTARIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (ASPARTATE AMINOTRANSFERASE); COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ASPAT; COMPND 5 EC: 2.6.1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: TY103; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PUC118 KEYWDS ASPARTATE AMINOTRANSFERASE, SUBSTRATE SPECIFICITY, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.OKAMOTO,S.OUE,T.YANO,H.KAGAMIYAMA REVDAT 6 09-AUG-23 1CZC 1 REMARK REVDAT 5 03-NOV-21 1CZC 1 REMARK SEQADV LINK REVDAT 4 04-OCT-17 1CZC 1 REMARK HELIX REVDAT 3 13-JUL-11 1CZC 1 VERSN REVDAT 2 24-FEB-09 1CZC 1 VERSN REVDAT 1 28-FEB-00 1CZC 0 JRNL AUTH S.OUE,A.OKAMOTO,T.YANO,H.KAGAMIYAMA JRNL TITL COCRYSTALLIZATION OF A MUTANT ASPARTATE AMINOTRANSFERASE JRNL TITL 2 WITH A C5-DICARBOXYLIC SUBSTRATE ANALOG: STRUCTURAL JRNL TITL 3 COMPARISON WITH THE ENZYME-C4-DICARBOXYLIC ANALOG COMPLEX. JRNL REF J.BIOCHEM.(TOKYO) V. 127 337 2000 JRNL REFN ISSN 0021-924X JRNL PMID 10731702 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.OUE,A.OKAMOTO,T.YANO,H.KAGAMIYAMA REMARK 1 TITL REDESIGNING THE SUBSTRATE SPECIFICITY OF AN ENZYME BY REMARK 1 TITL 2 CUMULATIVE EFFECTS OF THE MUTATIONS OF NON-ACTIVE SITE REMARK 1 TITL 3 RESIDUES REMARK 1 REF J.BIOL.CHEM. V. 274 2344 1999 REMARK 1 REFN ISSN 0021-9258 REMARK 1 DOI 10.1074/JBC.274.4.2344 REMARK 1 REFERENCE 2 REMARK 1 AUTH T.YANO,S.OUE,H.KAGAMIYAMA REMARK 1 TITL DIRECTED EVOLUTION OF AN ASPARTATE AMINOTRANSFERASE WITH NEW REMARK 1 TITL 2 SUBSTRATE SPECIFICITIES REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 95 5511 1998 REMARK 1 REFN ISSN 0027-8424 REMARK 1 DOI 10.1073/PNAS.95.10.5511 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 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) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.1 REMARK 3 NUMBER OF REFLECTIONS : 16330 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 SET) : 0.182 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1632 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.65 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 77.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2089 REMARK 3 BIN R VALUE (WORKING SET) : 0.2220 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 220 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3072 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 160 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.10 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) : 0.24 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.24 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.280 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.720 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.280 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.130 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.880 ; 2.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM11.WAT REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH11.WAT REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CZC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-SEP-99. REMARK 100 THE DEPOSITION ID IS D_1000009642. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-99 REMARK 200 TEMPERATURE (KELVIN) : 293 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : R-AXIS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16658 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 75.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.05360 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.7000 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) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.70 REMARK 200 R MERGE FOR SHELL (I) : 0.08800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 64.00 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 1YOO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.99 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 1.7M REMARK 280 AMMONIUM SULFATE, 0.1 M SODIUM HEPES, 0.167 M GLUTARIC ACID, PH REMARK 280 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293.0K 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 39.13500 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 39.13500 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 78.17500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 42.51000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 78.17500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 42.51000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 39.13500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 78.17500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 42.51000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 39.13500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 78.17500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 42.51000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 8390 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28670 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 160 -62.99 -151.23 REMARK 500 ALA A 229 -61.76 -92.78 REMARK 500 ARG A 230 -35.62 -132.34 REMARK 500 ARG A 266 75.98 50.63 REMARK 500 ASN A 294 -79.15 -109.03 REMARK 500 SER A 296 -67.70 74.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 413 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GUA A 414 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YOO RELATED DB: PDB REMARK 900 1YOO CONTAINS ASPARTATE AMINOTRANSFERASE MUTANT ATB17 WITH REMARK 900 ISOVALERIC ACID DBREF 1CZC A 5 409 UNP P00509 AAT_ECOLI 1 396 SEQADV 1CZC THR A 11 UNP P00509 ALA 7 ENGINEERED MUTATION SEQADV 1CZC LEU A 24 UNP P00509 PHE 20 ENGINEERED MUTATION SEQADV 1CZC ASP A 34 UNP P00509 ASN 30 ENGINEERED MUTATION SEQADV 1CZC MET A 37 UNP P00509 ILE 33 ENGINEERED MUTATION SEQADV 1CZC ASN A 41 UNP P00509 LYS 37 ENGINEERED MUTATION SEQADV 1CZC ARG A 126 UNP P00509 LYS 121 ENGINEERED MUTATION SEQADV 1CZC THR A 269 UNP P00509 ALA 257 ENGINEERED MUTATION SEQADV 1CZC VAL A 293 UNP P00509 ALA 281 ENGINEERED MUTATION SEQADV 1CZC SER A 297 UNP P00509 ASN 285 ENGINEERED MUTATION SEQADV 1CZC GLY A 311 UNP P00509 SER 299 ENGINEERED MUTATION SEQADV 1CZC THR A 353 UNP P00509 ILE 341 ENGINEERED MUTATION SEQADV 1CZC PHE A 361 UNP P00509 SER 349 ENGINEERED MUTATION SEQADV 1CZC GLY A 363 UNP P00509 SER 351 ENGINEERED MUTATION SEQADV 1CZC LEU A 387 UNP P00509 VAL 375 ENGINEERED MUTATION SEQADV 1CZC LEU A 397 UNP P00509 MET 384 ENGINEERED MUTATION SEQRES 1 A 396 MET PHE GLU ASN ILE THR THR ALA PRO ALA ASP PRO ILE SEQRES 2 A 396 LEU GLY LEU ALA ASP LEU LEU ARG ALA ASP GLU ARG PRO SEQRES 3 A 396 GLY LYS ILE ASP LEU GLY MET GLY VAL TYR ASN ASP GLU SEQRES 4 A 396 THR GLY LYS THR PRO VAL LEU THR SER VAL LYS LYS ALA SEQRES 5 A 396 GLU GLN TYR LEU LEU GLU ASN GLU THR THR LYS ASN TYR SEQRES 6 A 396 LEU GLY ILE ASP GLY ILE PRO GLU PHE GLY ARG CYS THR SEQRES 7 A 396 GLN GLU LEU LEU PHE GLY LYS GLY SER ALA LEU ILE ASN SEQRES 8 A 396 ASP LYS ARG ALA ARG THR ALA GLN THR PRO GLY GLY THR SEQRES 9 A 396 GLY ALA LEU ARG VAL ALA ALA ASP PHE LEU ALA LYS ASN SEQRES 10 A 396 THR SER VAL ARG ARG VAL TRP VAL SER ASN PRO SER TRP SEQRES 11 A 396 PRO ASN HIS LYS SER VAL PHE ASN SER ALA GLY LEU GLU SEQRES 12 A 396 VAL ARG GLU TYR ALA TYR TYR ASP ALA GLU ASN HIS THR SEQRES 13 A 396 LEU ASP PHE ASP ALA LEU ILE ASN SER LEU ASN GLU ALA SEQRES 14 A 396 GLN ALA GLY ASP VAL VAL LEU PHE HIS GLY CYS CYS HIS SEQRES 15 A 396 ASN PRO THR GLY ILE ASP PRO THR LEU GLU GLN TRP GLN SEQRES 16 A 396 THR LEU ALA GLN LEU SER VAL GLU LYS GLY TRP LEU PRO SEQRES 17 A 396 LEU PHE ASP PHE ALA TYR GLN GLY PHE ALA ARG GLY LEU SEQRES 18 A 396 GLU GLU ASP ALA GLU GLY LEU ARG ALA PHE ALA ALA MET SEQRES 19 A 396 HIS LYS GLU LEU ILE VAL ALA SER SER TYR SER LYS ASN SEQRES 20 A 396 PHE GLY LEU TYR ASN GLU ARG VAL GLY THR CYS THR LEU SEQRES 21 A 396 VAL ALA ALA ASP SER GLU THR VAL ASP ARG ALA PHE SER SEQRES 22 A 396 GLN MET LYS ALA ALA ILE ARG VAL ASN TYR SER SER PRO SEQRES 23 A 396 PRO ALA HIS GLY ALA SER VAL VAL ALA THR ILE LEU GLY SEQRES 24 A 396 ASN ASP ALA LEU ARG ALA ILE TRP GLU GLN GLU LEU THR SEQRES 25 A 396 ASP MET ARG GLN ARG ILE GLN ARG MET ARG GLN LEU PHE SEQRES 26 A 396 VAL ASN THR LEU GLN GLU LYS GLY ALA ASN ARG ASP PHE SEQRES 27 A 396 SER PHE THR ILE LYS GLN ASN GLY MET PHE PHE PHE GLY SEQRES 28 A 396 GLY LEU THR LYS GLU GLN VAL LEU ARG LEU ARG GLU GLU SEQRES 29 A 396 PHE GLY VAL TYR ALA VAL ALA SER GLY ARG LEU ASN VAL SEQRES 30 A 396 ALA GLY MET THR PRO ASP ASN LEU ALA PRO LEU CYS GLU SEQRES 31 A 396 ALA ILE VAL ALA VAL LEU HET PLP A 413 15 HET GUA A 414 9 HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETNAM GUA GLUTARIC ACID HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 2 PLP C8 H10 N O6 P FORMUL 3 GUA C5 H8 O4 FORMUL 4 HOH *160(H2 O) HELIX 1 1 LEU A 18 ASP A 27 1 10 HELIX 2 2 LEU A 50 GLU A 64 1 15 HELIX 3 3 ILE A 76 GLY A 89 1 14 HELIX 4 4 SER A 92 ASP A 97 1 6 HELIX 5 5 GLY A 107 THR A 123 1 17 HELIX 6 6 PRO A 141 ALA A 150 1 10 HELIX 7 7 ASP A 169 ASN A 178 1 10 HELIX 8 8 THR A 201 GLY A 216 1 16 HELIX 9 9 GLY A 231 ALA A 245 1 14 HELIX 10 10 LEU A 262 GLU A 265 5 4 HELIX 11 11 ASP A 276 VAL A 293 1 18 HELIX 12 12 PRO A 299 ASN A 312 1 14 HELIX 13 13 ASN A 312 LYS A 344 1 33 HELIX 14 14 PHE A 350 GLN A 356 5 7 HELIX 15 15 THR A 366 GLY A 378 1 13 HELIX 16 16 ALA A 390 MET A 392 5 3 HELIX 17 17 THR A 393 ALA A 406 1 14 SHEET 1 A 2 ILE A 33 ASP A 34 0 SHEET 2 A 2 VAL A 379 TYR A 380 1 N TYR A 380 O ILE A 33 SHEET 1 B 7 ALA A 100 PRO A 106 0 SHEET 2 B 7 VAL A 267 VAL A 273 -1 O GLY A 268 N THR A 105 SHEET 3 B 7 LEU A 250 SER A 255 -1 O LEU A 250 N VAL A 273 SHEET 4 B 7 LEU A 218 PHE A 223 1 O PRO A 219 N ILE A 251 SHEET 5 B 7 VAL A 185 HIS A 189 1 N VAL A 186 O LEU A 218 SHEET 6 B 7 ARG A 129 ASN A 137 1 O ARG A 129 N VAL A 185 SHEET 7 B 7 GLU A 154 ALA A 159 1 O GLU A 154 N VAL A 133 SHEET 1 C 2 TYR A 161 ASP A 162 0 SHEET 2 C 2 THR A 167 LEU A 168 -1 O THR A 167 N ASP A 162 SHEET 1 D 2 PHE A 360 PHE A 361 0 SHEET 2 D 2 LEU A 387 ASN A 388 -1 N LEU A 387 O PHE A 361 LINK NZ LYS A 258 C4A PLP A 413 1555 1555 1.38 CISPEP 1 ASN A 137 PRO A 138 0 0.06 CISPEP 2 ASN A 194 PRO A 195 0 0.23 SITE 1 AC1 14 TYR A 70 GLY A 107 GLY A 108 THR A 109 SITE 2 AC1 14 TRP A 140 ASN A 194 ASP A 222 ALA A 224 SITE 3 AC1 14 TYR A 225 SER A 255 SER A 257 LYS A 258 SITE 4 AC1 14 ARG A 266 HOH A 548 SITE 1 AC2 7 ILE A 17 GLY A 38 TRP A 140 ASN A 194 SITE 2 AC2 7 ARG A 292 ARG A 386 HOH A 548 CRYST1 156.350 85.020 78.270 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 0.006369 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011762 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012776 0.00000