HEADER ISOMERASE 04-NOV-03 1RCQ TITLE THE 1.45 A CRYSTAL STRUCTURE OF ALANINE RACEMASE FROM A PATHOGENIC TITLE 2 BACTERIUM, PSEUDOMONAS AERUGINOSA, CONTAINS BOTH INTERNAL AND TITLE 3 EXTERNAL ALDIMINE FORMS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CATABOLIC ALANINE RACEMASE DADX; COMPND 3 CHAIN: A; COMPND 4 EC: 5.1.1.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 GENE: DADX; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET26 KEYWDS ALPHA-BETA BARREL, BETA-STRUCTURE FOR C-TERMINAL DOMAIN, KEYWDS 2 INTERNAL/EXTERNAL ALDIMINE FORMS, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR P.LE MAGUERES,H.IM,A.DVORAK,U.STRYCH,M.BENEDIK,K.L.KRAUSE REVDAT 3 13-JUL-11 1RCQ 1 VERSN REVDAT 2 24-FEB-09 1RCQ 1 VERSN REVDAT 1 01-JUN-04 1RCQ 0 JRNL AUTH P.LEMAGUERES,H.IM,A.DVORAK,U.STRYCH,M.BENEDIK,K.L.KRAUSE JRNL TITL CRYSTAL STRUCTURE AT 1.45 A RESOLUTION OF ALANINE RACEMASE JRNL TITL 2 FROM A PATHOGENIC BACTERIUM, PSEUDOMONAS AERUGINOSA, JRNL TITL 3 CONTAINS BOTH INTERNAL AND EXTERNAL ALDIMINE FORMS. JRNL REF BIOCHEMISTRY V. 42 14752 2003 JRNL REFN ISSN 0006-2960 JRNL PMID 14674749 JRNL DOI 10.1021/BI030165V REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH U.STRYCH,H.C.HUANG,K.L.KRAUSE,M.J.BENEDIK REMARK 1 TITL CHARACTERIZATION OF THE ALANINE RACEMASES FROM PSEUDOMONAS REMARK 1 TITL 2 AERUGINOSA PAO1 REMARK 1 REF CURR.MICROBIOL. V. 41 290 2000 REMARK 1 REFN ISSN 0343-8651 REMARK 1 DOI 10.1007/S002840010136 REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.153 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2559 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 54137 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2753 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 306 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 ANGLE DISTANCES (A) : 2.180 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1RCQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-DEC-03. REMARK 100 THE RCSB ID CODE IS RCSB020651. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-SEP-00 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-D REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9840, 0.9795, 0.9791, 0.9611 REMARK 200 MONOCHROMATOR : 0.95 POLARIZATION REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56981 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 99.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.7 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : 0.03000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 51.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.48 REMARK 200 COMPLETENESS FOR SHELL (%) : 36.2 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.15000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, AMMONIUM SULFATE, HEPES, PH REMARK 280 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K 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 68.13300 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 68.13300 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 36.33950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.06450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 36.33950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.06450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 68.13300 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 36.33950 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 38.06450 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 68.13300 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 36.33950 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 38.06450 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 SECOND MONOMER OF THE BIOLOGICAL ASSEMBLY IS GENERATED REMARK 300 BY A TWO-FOLD AXIS: X, -Y+1, -Z 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: 6950 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25330 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 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 76.12900 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 507 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 511 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 706 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 728 LIES ON A SPECIAL POSITION. 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 2 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 5 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 21 CD - NE - CZ ANGL. DEV. = -9.9 DEGREES REMARK 500 ARG A 21 NE - CZ - NH1 ANGL. DEV. = -4.0 DEGREES REMARK 500 ARG A 21 NE - CZ - NH2 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 67 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 115 CD - NE - CZ ANGL. DEV. = 12.0 DEGREES REMARK 500 ARG A 115 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 143 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 169 NE - CZ - NH1 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 7.3 DEGREES REMARK 500 ARG A 208 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 243 NE - CZ - NH2 ANGL. DEV. = -4.6 DEGREES REMARK 500 ARG A 261 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG A 264 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 294 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG A 319 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 TYR A 341 CB - CG - CD1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 352 NE - CZ - NH2 ANGL. DEV. = 4.1 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 ARG A 129 -101.91 -102.12 REMARK 500 ALA A 151 -104.16 -92.35 REMARK 500 SER A 204 128.57 -176.74 REMARK 500 ARG A 349 -47.45 69.42 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 728 DISTANCE = 5.37 ANGSTROMS 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 358 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DLY A 359 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SFT RELATED DB: PDB REMARK 900 ALANINE RACEMASE FROM BACILLUS STEAROTHERMOPHILUS COMPLEXED REMARK 900 WITH ACETATE REMARK 900 RELATED ID: 1BDO RELATED DB: PDB REMARK 900 ALANINE RACEMASE COMPLEXED WITH ALANINE PHOSPHONATE REMARK 900 RELATED ID: 1EPV RELATED DB: PDB REMARK 900 ALANINE RACEMASE WITH BOUND INHIBITOR DERIVED FROM D- REMARK 900 CYCLOSERINE REMARK 900 RELATED ID: 1L6F RELATED DB: PDB REMARK 900 ALANINE RACEMASE BOUND WITH N-(5'-PHOSPHOPYRIDOXYL)-L- REMARK 900 ALANINE REMARK 900 RELATED ID: 2SFP RELATED DB: PDB REMARK 900 ALANINE RACEMASE WITH BOUND PROPIONATE INHIBITOR DBREF 1RCQ A 1 357 UNP Q9HTQ2 ALR2_PSEAE 1 357 SEQADV 1RCQ KCX A 122 UNP Q9HTQ2 LYS 122 MODIFIED RESIDUE SEQRES 1 A 357 MET ARG PRO ALA ARG ALA LEU ILE ASP LEU GLN ALA LEU SEQRES 2 A 357 ARG HIS ASN TYR ARG LEU ALA ARG GLU ALA THR GLY ALA SEQRES 3 A 357 ARG ALA LEU ALA VAL ILE LYS ALA ASP ALA TYR GLY HIS SEQRES 4 A 357 GLY ALA VAL ARG CYS ALA GLU ALA LEU ALA ALA GLU ALA SEQRES 5 A 357 ASP GLY PHE ALA VAL ALA CYS ILE GLU GLU GLY LEU GLU SEQRES 6 A 357 LEU ARG GLU ALA GLY ILE ARG GLN PRO ILE LEU LEU LEU SEQRES 7 A 357 GLU GLY PHE PHE GLU ALA SER GLU LEU GLU LEU ILE VAL SEQRES 8 A 357 ALA HIS ASP PHE TRP CYS VAL VAL HIS CYS ALA TRP GLN SEQRES 9 A 357 LEU GLU ALA ILE GLU ARG ALA SER LEU ALA ARG PRO LEU SEQRES 10 A 357 ASN VAL TRP LEU KCX MET ASP SER GLY MET HIS ARG VAL SEQRES 11 A 357 GLY PHE PHE PRO GLU ASP PHE ARG ALA ALA HIS GLU ARG SEQRES 12 A 357 LEU ARG ALA SER GLY LYS VAL ALA LYS ILE VAL MET MET SEQRES 13 A 357 SER HIS PHE SER ARG ALA ASP GLU LEU ASP CYS PRO ARG SEQRES 14 A 357 THR GLU GLU GLN LEU ALA ALA PHE SER ALA ALA SER GLN SEQRES 15 A 357 GLY LEU GLU GLY GLU ILE SER LEU ARG ASN SER PRO ALA SEQRES 16 A 357 VAL LEU GLY TRP PRO LYS VAL PRO SER ASP TRP VAL ARG SEQRES 17 A 357 PRO GLY ILE LEU LEU TYR GLY ALA THR PRO PHE GLU ARG SEQRES 18 A 357 ALA HIS PRO LEU ALA ASP ARG LEU ARG PRO VAL MET THR SEQRES 19 A 357 LEU GLU SER LYS VAL ILE SER VAL ARG ASP LEU PRO ALA SEQRES 20 A 357 GLY GLU PRO VAL GLY TYR GLY ALA ARG TYR SER THR GLU SEQRES 21 A 357 ARG ARG GLN ARG ILE GLY VAL VAL ALA MET GLY TYR ALA SEQRES 22 A 357 ASP GLY TYR PRO ARG HIS ALA ALA ASP GLY THR LEU VAL SEQRES 23 A 357 PHE ILE ASP GLY LYS PRO GLY ARG LEU VAL GLY ARG VAL SEQRES 24 A 357 SER MET ASP MET LEU THR VAL ASP LEU THR ASP HIS PRO SEQRES 25 A 357 GLN ALA GLY LEU GLY SER ARG VAL GLU LEU TRP GLY PRO SEQRES 26 A 357 ASN VAL PRO VAL GLY ALA LEU ALA ALA GLN PHE GLY SER SEQRES 27 A 357 ILE PRO TYR GLN LEU LEU CYS ASN LEU LYS ARG VAL PRO SEQRES 28 A 357 ARG VAL TYR SER GLY ALA MODRES 1RCQ KCX A 122 LYS LYSINE NZ-CARBOXYLIC ACID HET KCX A 122 12 HET PLP A 358 30 HET DLY A 359 10 HETNAM KCX LYSINE NZ-CARBOXYLIC ACID HETNAM PLP PYRIDOXAL-5'-PHOSPHATE HETNAM DLY D-LYSINE HETSYN PLP VITAMIN B6 PHOSPHATE FORMUL 1 KCX C7 H14 N2 O4 FORMUL 2 PLP C8 H10 N O6 P FORMUL 3 DLY C6 H14 N2 O2 FORMUL 4 HOH *306(H2 O) HELIX 1 1 LEU A 10 GLY A 25 1 16 HELIX 2 2 ILE A 32 GLY A 38 1 7 HELIX 3 3 GLY A 40 ALA A 49 1 10 HELIX 4 4 CYS A 59 ALA A 69 1 11 HELIX 5 5 GLU A 83 SER A 85 5 3 HELIX 6 6 GLU A 86 HIS A 93 1 8 HELIX 7 7 CYS A 101 ALA A 111 1 11 HELIX 8 8 PHE A 133 SER A 147 1 15 HELIX 9 9 PRO A 168 GLN A 182 1 15 HELIX 10 10 ASN A 192 TRP A 199 1 8 HELIX 11 11 GLY A 210 GLY A 215 5 6 HELIX 12 12 LEU A 225 LEU A 229 5 5 HELIX 13 13 GLY A 252 ARG A 256 5 5 HELIX 14 14 GLY A 271 GLY A 275 5 5 HELIX 15 15 PRO A 328 PHE A 336 1 9 HELIX 16 16 ILE A 339 ASN A 346 1 8 SHEET 1 A 6 LYS A 291 ARG A 294 0 SHEET 2 A 6 LEU A 285 ILE A 288 -1 N ILE A 288 O LYS A 291 SHEET 3 A 6 ARG A 319 TRP A 323 -1 O GLU A 321 N PHE A 287 SHEET 4 A 6 MET A 233 LEU A 245 -1 N LEU A 235 O LEU A 322 SHEET 5 A 6 GLN A 263 VAL A 268 -1 O GLN A 263 N LEU A 245 SHEET 6 A 6 LEU A 304 ASP A 307 -1 O LEU A 304 N VAL A 268 SHEET 1 B 6 LYS A 291 ARG A 294 0 SHEET 2 B 6 LEU A 285 ILE A 288 -1 N ILE A 288 O LYS A 291 SHEET 3 B 6 ARG A 319 TRP A 323 -1 O GLU A 321 N PHE A 287 SHEET 4 B 6 MET A 233 LEU A 245 -1 N LEU A 235 O LEU A 322 SHEET 5 B 6 ARG A 5 ASP A 9 -1 N LEU A 7 O THR A 234 SHEET 6 B 6 ARG A 352 SER A 355 1 O VAL A 353 N ILE A 8 SHEET 1 C 8 ILE A 188 SER A 189 0 SHEET 2 C 8 VAL A 150 MET A 156 1 N MET A 155 O SER A 189 SHEET 3 C 8 LEU A 117 KCX A 122 1 N LEU A 121 O MET A 156 SHEET 4 C 8 PHE A 95 VAL A 99 1 N VAL A 99 O TRP A 120 SHEET 5 C 8 ILE A 75 LEU A 77 1 N ILE A 75 O TRP A 96 SHEET 6 C 8 GLY A 54 VAL A 57 1 N VAL A 57 O LEU A 76 SHEET 7 C 8 ARG A 27 VAL A 31 1 N ALA A 30 O GLY A 54 SHEET 8 C 8 TRP A 206 VAL A 207 1 O VAL A 207 N ARG A 27 SHEET 1 D 2 PRO A 250 VAL A 251 0 SHEET 2 D 2 TYR A 257 SER A 258 -1 O TYR A 257 N VAL A 251 LINK NZ LYS A 33 C4AAPLP A 358 1555 1555 1.31 LINK NZ LYS A 33 C4ABPLP A 358 1555 1555 1.78 LINK C LEU A 121 N KCX A 122 1555 1555 1.33 LINK C KCX A 122 N MET A 123 1555 1555 1.33 LINK C4ABPLP A 358 NZ DLY A 359 1555 1555 1.31 SITE 1 AC1 16 VAL A 31 LYS A 33 TYR A 37 KCX A 122 SITE 2 AC1 16 ARG A 129 HIS A 158 ASN A 192 SER A 193 SITE 3 AC1 16 PRO A 194 ARG A 208 GLY A 210 ILE A 211 SITE 4 AC1 16 TYR A 341 DLY A 359 HOH A 531 HOH A 603 SITE 1 AC2 14 LYS A 33 TYR A 37 ARG A 129 TYR A 253 SITE 2 AC2 14 TYR A 272 SER A 300 MET A 301 ASP A 302 SITE 3 AC2 14 MET A 303 TYR A 341 PLP A 358 HOH A 518 SITE 4 AC2 14 HOH A 601 HOH A 603 CRYST1 72.679 76.129 136.266 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 0.013759 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013136 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007339 0.00000