HEADER TRANSPORT PROTEIN 12-OCT-04 1XQE TITLE THE MECHANISM OF AMMONIA TRANSPORT BASED ON THE CRYSTAL STRUCTURE OF TITLE 2 AMTB OF E. COLI. COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROBABLE AMMONIUM TRANSPORTER; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AMMONIA TRANSPORTER; 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_STRAIN: C43 (DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET22B-AMTBLH KEYWDS AMMONIA TRANSPORT, WILD TYPE, OPEN CONFORMATION, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR L.ZHENG,D.KOSTREWA,S.BERNECHE,F.K.WINKLER,X.-D.LI REVDAT 5 11-OCT-17 1XQE 1 REMARK REVDAT 4 13-JUL-11 1XQE 1 VERSN REVDAT 3 24-FEB-09 1XQE 1 VERSN REVDAT 2 05-APR-05 1XQE 1 JRNL REVDAT 1 26-OCT-04 1XQE 0 JRNL AUTH L.ZHENG,D.KOSTREWA,S.BERNECHE,F.K.WINKLER,X.-D.LI JRNL TITL THE MECHANISM OF AMMONIA TRANSPORT BASED ON THE CRYSTAL JRNL TITL 2 STRUCTURE OF AMTB OF ESCHERICHIA COLI JRNL REF PROC.NATL.ACAD.SCI.USA V. 101 17090 2004 JRNL REFN ISSN 0027-8424 JRNL PMID 15563598 JRNL DOI 10.1073/PNAS.0406475101 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 60.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 36648 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) : 0.161 REMARK 3 R VALUE (WORKING SET) : 0.159 REMARK 3 FREE R VALUE : 0.186 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1935 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2726 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.93 REMARK 3 BIN R VALUE (WORKING SET) : 0.2580 REMARK 3 BIN FREE R VALUE SET COUNT : 158 REMARK 3 BIN FREE R VALUE : 0.2880 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2660 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 19 REMARK 3 SOLVENT ATOMS : 93 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.77 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.58000 REMARK 3 B22 (A**2) : 1.58000 REMARK 3 B33 (A**2) : -2.36000 REMARK 3 B12 (A**2) : 0.79000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.112 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.109 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.089 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.164 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.973 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.962 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2737 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3734 ; 1.236 ; 1.946 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 363 ; 5.267 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 83 ;31.451 ;23.133 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 390 ;13.518 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;25.424 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 448 ; 0.085 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1996 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1474 ; 0.198 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2020 ; 0.307 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 142 ; 0.112 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 73 ; 0.187 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.128 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1821 ; 2.205 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2833 ; 3.147 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1067 ; 4.726 ; 4.500 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 901 ; 6.173 ; 6.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1XQE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-OCT-04. REMARK 100 THE DEPOSITION ID IS D_1000030644. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-MAY-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9797 REMARK 200 MONOCHROMATOR : CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38583 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 79.060 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07300 REMARK 200 FOR THE DATA SET : 13.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.15 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 5.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.70000 REMARK 200 FOR SHELL : 2.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: THE SAME STRUCTURE IN THE ABSENCE OF AMMONIUM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.90 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 550, PH 4.6, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+2/3,Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 58.31600 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 33.66876 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 43.51433 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 58.31600 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 33.66876 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 43.51433 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 58.31600 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 33.66876 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 43.51433 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 67.33752 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 87.02867 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 67.33752 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 87.02867 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 67.33752 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 87.02867 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 BIOLOGICAL ASSEMBLY IS A TRIMER GENERATED FROM THE REMARK 300 MONOMER IN THE ASYMMETRIC UNIT BY THE OPERATIONS: (-Y+1,X-Y+1,Z) REMARK 300 AND (-X+Y,-X+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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 12560 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31640 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -264.0 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 -0.500000 -0.866025 0.000000 58.31600 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 101.00627 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -58.31600 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 101.00627 REMARK 350 BIOMT3 3 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 ALA A 1 REMARK 465 PRO A 2 REMARK 465 LYS A 184 REMARK 465 ARG A 185 REMARK 465 VAL A 186 REMARK 465 GLY A 187 REMARK 465 PHE A 188 REMARK 465 GLY A 189 REMARK 465 LYS A 190 REMARK 465 GLU A 191 REMARK 465 ALA A 192 REMARK 465 PHE A 193 REMARK 465 LYS A 194 REMARK 465 LEU A 302 REMARK 465 LYS A 303 REMARK 465 ARG A 304 REMARK 465 LEU A 305 REMARK 465 LEU A 306 REMARK 465 ARG A 307 REMARK 465 VAL A 308 REMARK 465 GLU A 387 REMARK 465 GLU A 388 REMARK 465 GLN A 389 REMARK 465 GLU A 390 REMARK 465 ARG A 391 REMARK 465 GLU A 392 REMARK 465 GLY A 393 REMARK 465 LEU A 394 REMARK 465 ASP A 395 REMARK 465 VAL A 396 REMARK 465 ASN A 397 REMARK 465 SER A 398 REMARK 465 HIS A 399 REMARK 465 GLY A 400 REMARK 465 GLU A 401 REMARK 465 ASN A 402 REMARK 465 ALA A 403 REMARK 465 TYR A 404 REMARK 465 ASN A 405 REMARK 465 ALA A 406 REMARK 465 ASP A 407 REMARK 465 GLN A 408 REMARK 465 ALA A 409 REMARK 465 GLN A 410 REMARK 465 GLN A 411 REMARK 465 PRO A 412 REMARK 465 ALA A 413 REMARK 465 GLN A 414 REMARK 465 ALA A 415 REMARK 465 ASP A 416 REMARK 465 LEU A 417 REMARK 465 GLU A 418 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 70 CD GLU A 70 OE2 0.076 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 62 -15.33 -147.81 REMARK 500 ASN A 72 -162.18 -125.48 REMARK 500 ASP A 160 88.92 -158.22 REMARK 500 VAL A 167 -62.66 -96.28 REMARK 500 ASN A 224 -161.84 -109.69 REMARK 500 VAL A 317 -61.14 -107.60 REMARK 500 ALA A 343 157.10 -48.53 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 SO4 A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 601 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XQF RELATED DB: PDB REMARK 900 THE SAME WILD TYPE AMTB IN ABSENCE OF AMMONIUM REMARK 900 RELATED ID: 1U7G RELATED DB: PDB REMARK 900 TRIPLE MUTANT OF AMTB DBREF 1XQE A 1 406 UNP P69681 AMTB_ECOLI 23 428 SEQADV 1XQE ASP A 407 UNP P69681 CLONING ARTIFACT SEQADV 1XQE GLN A 408 UNP P69681 CLONING ARTIFACT SEQADV 1XQE ALA A 409 UNP P69681 CLONING ARTIFACT SEQADV 1XQE GLN A 410 UNP P69681 CLONING ARTIFACT SEQADV 1XQE GLN A 411 UNP P69681 CLONING ARTIFACT SEQADV 1XQE PRO A 412 UNP P69681 CLONING ARTIFACT SEQADV 1XQE ALA A 413 UNP P69681 CLONING ARTIFACT SEQADV 1XQE GLN A 414 UNP P69681 CLONING ARTIFACT SEQADV 1XQE ALA A 415 UNP P69681 CLONING ARTIFACT SEQADV 1XQE ASP A 416 UNP P69681 CLONING ARTIFACT SEQADV 1XQE LEU A 417 UNP P69681 CLONING ARTIFACT SEQADV 1XQE GLU A 418 UNP P69681 CLONING ARTIFACT SEQRES 1 A 418 ALA PRO ALA VAL ALA ASP LYS ALA ASP ASN ALA PHE MET SEQRES 2 A 418 MET ILE CYS THR ALA LEU VAL LEU PHE MET THR ILE PRO SEQRES 3 A 418 GLY ILE ALA LEU PHE TYR GLY GLY LEU ILE ARG GLY LYS SEQRES 4 A 418 ASN VAL LEU SER MET LEU THR GLN VAL THR VAL THR PHE SEQRES 5 A 418 ALA LEU VAL CYS ILE LEU TRP VAL VAL TYR GLY TYR SER SEQRES 6 A 418 LEU ALA PHE GLY GLU GLY ASN ASN PHE PHE GLY ASN ILE SEQRES 7 A 418 ASN TRP LEU MET LEU LYS ASN ILE GLU LEU THR ALA VAL SEQRES 8 A 418 MET GLY SER ILE TYR GLN TYR ILE HIS VAL ALA PHE GLN SEQRES 9 A 418 GLY SER PHE ALA CYS ILE THR VAL GLY LEU ILE VAL GLY SEQRES 10 A 418 ALA LEU ALA GLU ARG ILE ARG PHE SER ALA VAL LEU ILE SEQRES 11 A 418 PHE VAL VAL VAL TRP LEU THR LEU SER TYR ILE PRO ILE SEQRES 12 A 418 ALA HIS MET VAL TRP GLY GLY GLY LEU LEU ALA SER HIS SEQRES 13 A 418 GLY ALA LEU ASP PHE ALA GLY GLY THR VAL VAL HIS ILE SEQRES 14 A 418 ASN ALA ALA ILE ALA GLY LEU VAL GLY ALA TYR LEU ILE SEQRES 15 A 418 GLY LYS ARG VAL GLY PHE GLY LYS GLU ALA PHE LYS PRO SEQRES 16 A 418 HIS ASN LEU PRO MET VAL PHE THR GLY THR ALA ILE LEU SEQRES 17 A 418 TYR ILE GLY TRP PHE GLY PHE ASN ALA GLY SER ALA GLY SEQRES 18 A 418 THR ALA ASN GLU ILE ALA ALA LEU ALA PHE VAL ASN THR SEQRES 19 A 418 VAL VAL ALA THR ALA ALA ALA ILE LEU GLY TRP ILE PHE SEQRES 20 A 418 GLY GLU TRP ALA LEU ARG GLY LYS PRO SER LEU LEU GLY SEQRES 21 A 418 ALA CYS SER GLY ALA ILE ALA GLY LEU VAL GLY VAL THR SEQRES 22 A 418 PRO ALA CYS GLY TYR ILE GLY VAL GLY GLY ALA LEU ILE SEQRES 23 A 418 ILE GLY VAL VAL ALA GLY LEU ALA GLY LEU TRP GLY VAL SEQRES 24 A 418 THR MET LEU LYS ARG LEU LEU ARG VAL ASP ASP PRO CYS SEQRES 25 A 418 ASP VAL PHE GLY VAL HIS GLY VAL CYS GLY ILE VAL GLY SEQRES 26 A 418 CYS ILE MET THR GLY ILE PHE ALA ALA SER SER LEU GLY SEQRES 27 A 418 GLY VAL GLY PHE ALA GLU GLY VAL THR MET GLY HIS GLN SEQRES 28 A 418 LEU LEU VAL GLN LEU GLU SER ILE ALA ILE THR ILE VAL SEQRES 29 A 418 TRP SER GLY VAL VAL ALA PHE ILE GLY TYR LYS LEU ALA SEQRES 30 A 418 ASP LEU THR VAL GLY LEU ARG VAL PRO GLU GLU GLN GLU SEQRES 31 A 418 ARG GLU GLY LEU ASP VAL ASN SER HIS GLY GLU ASN ALA SEQRES 32 A 418 TYR ASN ALA ASP GLN ALA GLN GLN PRO ALA GLN ALA ASP SEQRES 33 A 418 LEU GLU HET SO4 A 501 5 HET SO4 A 502 5 HET SO4 A 503 5 HET ACT A 601 4 HETNAM SO4 SULFATE ION HETNAM ACT ACETATE ION FORMUL 2 SO4 3(O4 S 2-) FORMUL 5 ACT C2 H3 O2 1- FORMUL 6 HOH *93(H2 O) HELIX 1 1 ASP A 6 ILE A 25 1 20 HELIX 2 2 PRO A 26 ILE A 36 1 11 HELIX 3 3 ARG A 37 LYS A 39 5 3 HELIX 4 4 ASN A 40 TYR A 62 1 23 HELIX 5 5 TYR A 62 GLY A 69 1 8 HELIX 6 6 TRP A 80 LYS A 84 5 5 HELIX 7 7 GLN A 97 ALA A 120 1 24 HELIX 8 8 ARG A 124 SER A 139 1 16 HELIX 9 9 SER A 139 GLY A 149 1 11 HELIX 10 10 GLY A 151 HIS A 156 1 6 HELIX 11 11 VAL A 167 GLY A 183 1 17 HELIX 12 12 ASN A 197 SER A 219 1 23 HELIX 13 13 ASN A 224 GLY A 254 1 31 HELIX 14 14 SER A 257 THR A 273 1 17 HELIX 15 15 GLY A 280 MET A 301 1 22 HELIX 16 16 ASP A 310 CYS A 312 5 3 HELIX 17 17 ASP A 313 ALA A 333 1 21 HELIX 18 18 ALA A 334 GLY A 338 5 5 HELIX 19 19 THR A 347 VAL A 381 1 35 SHEET 1 A 2 VAL A 91 MET A 92 0 SHEET 2 A 2 ILE A 95 TYR A 96 -1 O ILE A 95 N MET A 92 CISPEP 1 ILE A 25 PRO A 26 0 5.98 SITE 1 AC1 4 ARG A 124 PHE A 125 SER A 126 TRP A 250 SITE 1 AC2 6 ALA A 334 SER A 335 SER A 336 PHE A 342 SITE 2 AC2 6 ARG A 384 HOH A 678 SITE 1 AC3 3 ASN A 72 ASN A 73 PHE A 74 SITE 1 AC4 4 VAL A 147 ALA A 158 ASP A 160 TYR A 278 CRYST1 116.632 116.632 130.543 90.00 90.00 120.00 H 3 9 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 0.008574 0.004950 0.000000 0.00000 SCALE2 0.000000 0.009900 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007660 0.00000 MASTER 392 0 4 19 2 0 5 6 0 0 0 33 END