HEADER TRANSFERASE 06-AUG-99 1CQ6 TITLE ASPARTATE AMINOTRANSFERASE COMPLEX WITH C4-PYRIDOXAL-5P-PHOSPHATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ASPARTATE AMINOTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.6.1.1; COMPND 5 ENGINEERED: 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_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PUC19 KEYWDS ENZYME-SUBSTRATE COMPLEX, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR J.ISHIJIMA,T.NAKAI,S.KAWAGUCHI,K.HIROTSU,S.KURAMITSU REVDAT 4 13-JUL-11 1CQ6 1 VERSN REVDAT 3 24-FEB-09 1CQ6 1 VERSN REVDAT 2 01-APR-03 1CQ6 1 JRNL REVDAT 1 20-DEC-00 1CQ6 0 JRNL AUTH J.ISHIJIMA,T.NAKAI,S.KAWAGUCHI,K.HIROTSU,S.KURAMITSU JRNL TITL FREE ENERGY REQUIREMENT FOR DOMAIN MOVEMENT OF AN ENZYME JRNL REF J.BIOL.CHEM. V. 275 18939 2000 JRNL REFN ISSN 0021-9258 JRNL PMID 10858450 JRNL DOI 10.1074/JBC.275.25.18939 REMARK 2 REMARK 2 RESOLUTION. 2.70 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) : 2.70 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 : 14301 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) : 0.241 REMARK 3 FREE R VALUE : 0.297 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1413 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 : 3069 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 22 REMARK 3 SOLVENT ATOMS : 109 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 59.10 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) : 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 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 1CQ6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-AUG-99. REMARK 100 THE RCSB ID CODE IS RCSB009482. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-SEP-98 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 8.0 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 : 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 : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14620 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.2 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.08700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.22000 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: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, POTASSIUM PHOSPHATE, REMARK 280 C4-PYRIDOXAL-5P-PHOSPHATE, SODIUM AZIDE , PH 8.0, VAPOR REMARK 280 DIFFUSION, 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 39.62000 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 39.62000 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 78.57500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 43.16000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 78.57500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 43.16000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 39.62000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 78.57500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.16000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 39.62000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 78.57500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 43.16000 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 300 REMARK: THE FUNCTIONAL DIMER CAN BE GENERATED BY APPLYING REMARK 300 THE SYMMETRY OPERATOR (X, -Y, -Z) TO THE ATOMIC COORDINATES REMARK 300 PRESENTED IN THIS ENTRY. 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: 6430 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 29480 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 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 ALA A 26 -21.56 179.13 REMARK 500 ARG A 29 112.01 -12.94 REMARK 500 LYS A 32 93.05 -60.18 REMARK 500 ILE A 37 83.10 -17.53 REMARK 500 GLU A 43 -5.70 -59.78 REMARK 500 LEU A 50 153.14 -49.38 REMARK 500 LYS A 98 39.70 77.76 REMARK 500 SER A 124 58.10 -90.99 REMARK 500 ALA A 159 155.91 -49.52 REMARK 500 TYR A 160 -58.10 -152.09 REMARK 500 GLU A 164 -71.97 -82.29 REMARK 500 GLU A 214 -70.91 -56.46 REMARK 500 ALA A 229 -66.29 -102.29 REMARK 500 LYS A 258 -63.55 -93.71 REMARK 500 ASN A 259 -2.14 -57.35 REMARK 500 TYR A 263 -70.55 -24.42 REMARK 500 ARG A 266 82.49 52.23 REMARK 500 ASN A 294 -71.55 -86.95 REMARK 500 SER A 296 -73.29 85.37 REMARK 500 HIS A 301 -75.00 -43.30 REMARK 500 ALA A 346 163.46 158.82 REMARK 500 ARG A 348 -146.61 172.98 REMARK 500 ASP A 349 87.50 145.50 REMARK 500 GLU A 375 -25.27 -141.42 REMARK 500 ALA A 390 23.04 -71.11 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 A1094 DISTANCE = 5.10 ANGSTROMS REMARK 525 HOH A1100 DISTANCE = 5.27 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PY4 A 413 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1C9C RELATED DB: PDB REMARK 900 ASPARTATE AMINOTRANSFERASE IN COMPLEX WITH PYRIDOXAL-5'- REMARK 900 PHOSPHATE CARRYING ALANINE REMARK 900 RELATED ID: 1CQ7 RELATED DB: PDB REMARK 900 ASPARTATE AMINOTRANSFERASE IN COMPLEX WITH PYRIDOXAL-5'- REMARK 900 PHOSPHATE CARRYING 2- AMINOPENTANOIC ACID REMARK 900 RELATED ID: 1CQ8 RELATED DB: PDB REMARK 900 ASPARTATE AMINOTRANSFERASE IN COMPLEX WITH PYRIDOXAL-5'- REMARK 900 PHOSPHATE CARRYING 2- AMINOHEXANOIC ACID DBREF 1CQ6 A 5 409 UNP P00509 AAT_ECOLI 1 396 SEQRES 1 A 396 MET PHE GLU ASN ILE THR ALA ALA PRO ALA ASP PRO ILE SEQRES 2 A 396 LEU GLY LEU ALA ASP LEU PHE ARG ALA ASP GLU ARG PRO SEQRES 3 A 396 GLY LYS ILE ASN LEU GLY ILE GLY VAL TYR LYS 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 LYS 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 ALA 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 ALA ASN TYR SER ASN PRO SEQRES 23 A 396 PRO ALA HIS GLY ALA SER VAL VAL ALA THR ILE LEU SER 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 ILE ILE LYS GLN ASN GLY MET PHE SER PHE SER 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 VAL ASN VAL SEQRES 30 A 396 ALA GLY MET THR PRO ASP ASN MET ALA PRO LEU CYS GLU SEQRES 31 A 396 ALA ILE VAL ALA VAL LEU HET PY4 A 413 22 HETNAM PY4 2-[O-PHOSPHONOPYRIDOXYL]-AMINO- BUTYRIC ACID HETSYN PY4 VITAMIN B6 COMPLEXED WITH 2-AMINO-BUTYRIC ACID FORMUL 2 PY4 C12 H19 N2 O7 P FORMUL 3 HOH *109(H2 O) HELIX 1 1 ILE A 17 ARG A 25 1 9 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 PRO A 106 THR A 123 1 18 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 GLU A 234 ASP A 236 5 3 HELIX 10 10 ALA A 237 HIS A 247 1 11 HELIX 11 11 LEU A 262 ARG A 266 5 5 HELIX 12 12 ASP A 276 TYR A 295 1 20 HELIX 13 13 PRO A 299 ASN A 312 1 14 HELIX 14 14 ASN A 312 GLY A 345 1 34 HELIX 15 15 PHE A 350 GLN A 356 5 7 HELIX 16 16 THR A 366 PHE A 377 1 12 HELIX 17 17 ALA A 390 MET A 392 5 3 HELIX 18 18 ASN A 396 VAL A 408 1 12 SHEET 1 A 7 ALA A 100 THR A 105 0 SHEET 2 A 7 GLY A 268 VAL A 273 -1 O GLY A 268 N THR A 105 SHEET 3 A 7 LEU A 250 SER A 255 -1 O LEU A 250 N VAL A 273 SHEET 4 A 7 LEU A 218 PHE A 223 1 O PRO A 219 N ILE A 251 SHEET 5 A 7 VAL A 185 HIS A 189 1 N VAL A 186 O LEU A 218 SHEET 6 A 7 ARG A 129 SER A 136 1 O ARG A 129 N VAL A 185 SHEET 7 A 7 GLU A 154 TYR A 158 1 O GLU A 154 N VAL A 133 SHEET 1 B 2 TYR A 161 ASP A 162 0 SHEET 2 B 2 THR A 167 LEU A 168 -1 O THR A 167 N ASP A 162 SHEET 1 C 2 PHE A 360 PHE A 362 0 SHEET 2 C 2 ARG A 386 ASN A 388 -1 N VAL A 387 O SER A 361 CISPEP 1 ASN A 137 PRO A 138 0 -0.33 CISPEP 2 ASN A 194 PRO A 195 0 -0.62 SITE 1 AC1 14 ILE A 17 TYR A 70 GLY A 108 THR A 109 SITE 2 AC1 14 TRP A 140 ASN A 194 ASP A 222 TYR A 225 SITE 3 AC1 14 SER A 255 SER A 257 ARG A 266 PHE A 360 SITE 4 AC1 14 ARG A 386 HOH A1073 CRYST1 157.150 86.320 79.240 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 0.006363 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011585 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012620 0.00000 MASTER 299 0 1 18 11 0 4 6 0 0 0 31 END