PDB Short entry for 1U7M HEADER DE NOVO PROTEIN 04-AUG-04 1U7M TITLE SOLUTION STRUCTURE OF A DIIRON PROTEIN MODEL: DUE FERRI(II) TURN TITLE 2 MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: FOUR-HELIX BUNDLE MODEL; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS DIIRON PROTEINS, FOUR-HELIX BUNDLE, PROTEIN DESIGN, INTER-HELICAL KEYWDS 2 LOOPS, DE NOVO PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR O.MAGLIO,F.NASTRI,J.R.CALHOUN,S.LAHR,V.PAVONE,W.F.DEGRADO,A.LOMBARDI REVDAT 3 02-MAR-22 1U7M 1 REMARK LINK REVDAT 2 24-FEB-09 1U7M 1 VERSN REVDAT 1 01-MAR-05 1U7M 0 JRNL AUTH S.J.LAHR,D.E.ENGEL,S.E.STAYROOK,O.MAGLIO,B.NORTH,S.GEREMIA, JRNL AUTH 2 A.LOMBARDI,W.F.DEGRADO JRNL TITL ANALYSIS AND DESIGN OF TURNS IN ALPHA-HELICAL HAIRPINS JRNL REF J.MOL.BIOL. V. 346 1441 2005 JRNL REFN ISSN 0022-2836 JRNL PMID 15713492 JRNL DOI 10.1016/J.JMB.2004.12.016 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH O.MAGLIO,F.NASTRI,J.R.CALHOUN,S.LAHR,V.PAVONE,W.F.DEGRADO, REMARK 1 AUTH 2 A.LOMBARDI REMARK 1 TITL SOLUTION CHARACTERIZATION OF DIIRON PROTEINS CONTAINING TWO REMARK 1 TITL 2 DISTINCT TYPES OF INTER-HELICAL LOOPS REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH A.PASTERNAK,J.KAPLAN,J.D.LEAR,W.F.DEGRADO REMARK 1 TITL PROTON AND METAL ION-DEPENDENT ASSEMBLY OF A MODEL DIIRON REMARK 1 TITL 2 PROTEIN REMARK 1 REF PROTEIN SCI. V. 10 958 2001 REMARK 1 REFN ISSN 0961-8368 REMARK 1 PMID 11316876 REMARK 1 DOI 10.1110/PS.52101 REMARK 1 REFERENCE 3 REMARK 1 AUTH A.LOMBARDI,C.M.SUMMA,S.GEREMIA,L.RANDACCIO,V.PAVONE, REMARK 1 AUTH 2 W.F.DEGRADO REMARK 1 TITL INAUGURAL ARTICLE: RETROSTRUCTURAL ANALYSIS OF REMARK 1 TITL 2 METALLOPROTEINS: APPLICATION TO THE DESIGN OF A MINIMAL REMARK 1 TITL 3 MODEL FOR DIIRON PROTEINS REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 97 6298 2000 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 10841536 REMARK 1 DOI 10.1073/PNAS.97.12.6298 REMARK 1 REFERENCE 4 REMARK 1 AUTH O.MAGLIO,F.NASTRI,V.PAVONE,A.LOMBARDI,W.F.DEGRADO REMARK 1 TITL PREORGANIZATION OF MOLECULAR BINDING SITES IN DESIGNED REMARK 1 TITL 2 DIIRON PROTEINS REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 100 3772 2003 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 12655072 REMARK 1 DOI 10.1073/PNAS.0730771100 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : NMRPIPE 1.7, AMBER 7.0 REMARK 3 AUTHORS : DELAGLIO ET AL. (NMRPIPE), CASE ET AL. (AMBER) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1U7M COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 09-AUG-04. REMARK 100 THE DEPOSITION ID IS D_1000023346. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.1 REMARK 210 IONIC STRENGTH : 50MM PHOSPHATE BUFFER REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.5MM PROTEIN CONCENTRATION; REMARK 210 50MM PHOSPHATE BUFFER; 90% H2O, REMARK 210 10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D TOCSY; DQF-COSY; 2D NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : DYANA 1.5 REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS, REMARK 210 SIMULATED ANNEALING, ENERGY REMARK 210 RESTRAINED MINIMIZATION REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 40 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS, STRUCTURES REMARK 210 WITH THE LOWEST ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: THIS STRUCTURE WAS DETERMINED USING STANDARD 2D REMARK 210 HOMONUCLEAR TECHNIQUE REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 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 1 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.1 DEGREES REMARK 500 1 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.5 DEGREES REMARK 500 2 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -15.8 DEGREES REMARK 500 2 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.9 DEGREES REMARK 500 3 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.2 DEGREES REMARK 500 3 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.7 DEGREES REMARK 500 4 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -15.8 DEGREES REMARK 500 4 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.9 DEGREES REMARK 500 5 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -15.8 DEGREES REMARK 500 5 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.5 DEGREES REMARK 500 6 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.1 DEGREES REMARK 500 6 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.1 DEGREES REMARK 500 7 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -15.9 DEGREES REMARK 500 7 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.0 DEGREES REMARK 500 8 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.1 DEGREES REMARK 500 8 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.4 DEGREES REMARK 500 9 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.0 DEGREES REMARK 500 9 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.1 DEGREES REMARK 500 10 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -15.8 DEGREES REMARK 500 10 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.9 DEGREES REMARK 500 11 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.0 DEGREES REMARK 500 11 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.3 DEGREES REMARK 500 12 ARG A 5 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 12 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.1 DEGREES REMARK 500 12 TYR B 8 CB - CG - CD2 ANGL. DEV. = -3.6 DEGREES REMARK 500 12 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.1 DEGREES REMARK 500 13 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.1 DEGREES REMARK 500 13 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.4 DEGREES REMARK 500 14 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.2 DEGREES REMARK 500 14 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.7 DEGREES REMARK 500 15 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.3 DEGREES REMARK 500 15 ARG A 19 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 15 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.9 DEGREES REMARK 500 16 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.6 DEGREES REMARK 500 16 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -17.4 DEGREES REMARK 500 17 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.5 DEGREES REMARK 500 17 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.7 DEGREES REMARK 500 18 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.2 DEGREES REMARK 500 18 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.6 DEGREES REMARK 500 19 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.2 DEGREES REMARK 500 19 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.8 DEGREES REMARK 500 20 GLU A 11 OE1 - CD - OE2 ANGL. DEV. = -16.2 DEGREES REMARK 500 20 GLU B 11 OE1 - CD - OE2 ANGL. DEV. = -16.9 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 1 ALA A 25 25.63 -75.85 REMARK 500 1 LYS A 31 7.54 -69.91 REMARK 500 1 ALA B 25 26.98 -77.71 REMARK 500 2 TYR A 3 20.99 -145.80 REMARK 500 2 ARG A 26 23.48 44.29 REMARK 500 2 ALA B 25 36.31 -77.78 REMARK 500 3 TYR A 3 -25.01 -142.95 REMARK 500 3 ALA A 25 44.63 -82.92 REMARK 500 3 LEU B 4 -62.02 -139.55 REMARK 500 4 ALA A 25 34.92 -71.63 REMARK 500 4 LEU B 4 -50.71 -131.67 REMARK 500 4 ASN B 52 69.01 -106.79 REMARK 500 5 TYR B 3 35.25 -170.81 REMARK 500 5 LEU B 4 -59.64 -127.75 REMARK 500 6 TYR A 3 49.21 -149.15 REMARK 500 6 LEU A 4 -46.60 -139.17 REMARK 500 6 ARG A 26 27.63 41.51 REMARK 500 6 TYR B 3 52.48 -144.10 REMARK 500 6 LEU B 4 -74.96 -142.51 REMARK 500 7 TYR A 3 51.62 -150.61 REMARK 500 7 ARG A 26 22.50 45.26 REMARK 500 7 LYS A 31 1.79 -67.93 REMARK 500 7 VAL A 33 -55.66 -122.64 REMARK 500 7 ASP B 2 29.53 -145.41 REMARK 500 7 LEU B 4 -64.07 -123.97 REMARK 500 7 ALA B 25 33.41 -96.34 REMARK 500 8 ASP A 2 72.24 58.26 REMARK 500 8 ALA A 25 33.63 -78.22 REMARK 500 8 LYS A 31 4.42 -67.26 REMARK 500 8 ASP B 2 55.39 -160.78 REMARK 500 8 LEU B 4 -59.40 -140.37 REMARK 500 8 ALA B 25 22.38 -75.81 REMARK 500 9 ASP A 2 135.64 86.39 REMARK 500 9 TYR A 3 26.50 -72.24 REMARK 500 9 LEU A 4 -37.92 -130.41 REMARK 500 9 ALA A 25 30.74 -85.54 REMARK 500 9 TYR B 3 -8.35 -51.12 REMARK 500 9 LYS B 31 3.84 -66.05 REMARK 500 10 TYR B 3 -0.94 -147.29 REMARK 500 10 ARG B 26 25.71 43.31 REMARK 500 11 ASP A 2 107.31 -44.20 REMARK 500 11 TYR A 3 15.28 56.73 REMARK 500 11 ALA A 25 29.67 -78.08 REMARK 500 11 ASP B 2 55.41 -153.18 REMARK 500 11 ALA B 25 36.82 -79.22 REMARK 500 12 TYR A 3 30.61 -151.54 REMARK 500 12 LEU A 4 -52.46 -125.09 REMARK 500 12 TYR B 3 24.22 -146.25 REMARK 500 12 ALA B 25 32.73 -75.84 REMARK 500 13 LEU A 4 -47.15 -142.62 REMARK 500 REMARK 500 THIS ENTRY HAS 86 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLU A 41 GLU A 42 7 149.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 TYR B 18 0.07 SIDE CHAIN REMARK 500 3 TYR A 18 0.08 SIDE CHAIN REMARK 500 3 TYR B 18 0.07 SIDE CHAIN REMARK 500 4 TYR A 18 0.08 SIDE CHAIN REMARK 500 4 TYR B 18 0.07 SIDE CHAIN REMARK 500 9 TYR B 18 0.08 SIDE CHAIN REMARK 500 10 TYR A 18 0.08 SIDE CHAIN REMARK 500 12 TYR A 18 0.07 SIDE CHAIN REMARK 500 12 TYR B 18 0.07 SIDE CHAIN REMARK 500 13 TYR B 18 0.07 SIDE CHAIN REMARK 500 14 TYR A 18 0.09 SIDE CHAIN REMARK 500 14 TYR B 18 0.07 SIDE CHAIN REMARK 500 16 TYR B 18 0.08 SIDE CHAIN REMARK 500 18 TYR B 18 0.07 SIDE CHAIN REMARK 500 19 TYR A 18 0.08 SIDE CHAIN REMARK 500 20 TYR A 3 0.06 SIDE CHAIN REMARK 500 20 TYR B 18 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 54 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 11 OE2 REMARK 620 2 GLU A 11 OE1 65.1 REMARK 620 3 GLU A 41 OE1 129.3 95.8 REMARK 620 4 HIS A 44 ND1 95.2 160.0 94.7 REMARK 620 5 GLU B 41 OE2 126.2 101.5 102.7 92.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 154 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 41 OE2 REMARK 620 2 GLU B 11 OE2 116.1 REMARK 620 3 GLU B 11 OE1 100.4 66.2 REMARK 620 4 GLU B 41 OE1 103.4 138.7 96.2 REMARK 620 5 HIS B 44 ND1 95.2 94.2 158.9 94.0 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 54 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 154 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1MFT RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL, DUE FERRI(II) TURN REMARK 900 MUTANT REMARK 900 RELATED ID: 1EC5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL REMARK 900 RELATED ID: 1JMO RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL REMARK 900 RELATED ID: 1JMB RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL REMARK 900 RELATED ID: 1NVO RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF FOUR-HELIX BUNDLE MODEL REMARK 900 RELATED ID: 1U7J RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF FOUR-HELIX BUNDLE MODEL DBREF 1U7M A 1 53 PDB 1U7M 1U7M 1 53 DBREF 1U7M B 1 53 PDB 1U7M 1U7M 1 53 SEQRES 1 A 53 MET ASP TYR LEU ARG GLU LEU TYR LYS LEU GLU GLN GLN SEQRES 2 A 53 ALA MET LYS LEU TYR ARG GLU ALA SER GLU LYS ALA ARG SEQRES 3 A 53 ASN PRO GLU LYS LYS SER VAL LEU GLN LYS ILE LEU GLU SEQRES 4 A 53 ASP GLU GLU LYS HIS ILE GLU TRP LEU GLU THR ILE ASN SEQRES 5 A 53 GLY SEQRES 1 B 53 MET ASP TYR LEU ARG GLU LEU TYR LYS LEU GLU GLN GLN SEQRES 2 B 53 ALA MET LYS LEU TYR ARG GLU ALA SER GLU LYS ALA ARG SEQRES 3 B 53 ASN PRO GLU LYS LYS SER VAL LEU GLN LYS ILE LEU GLU SEQRES 4 B 53 ASP GLU GLU LYS HIS ILE GLU TRP LEU GLU THR ILE ASN SEQRES 5 B 53 GLY HET ZN A 54 1 HET ZN B 154 1 HETNAM ZN ZINC ION FORMUL 3 ZN 2(ZN 2+) HELIX 1 1 TYR A 3 ALA A 25 1 23 HELIX 2 2 GLU A 29 SER A 32 5 4 HELIX 3 3 VAL A 33 ASN A 52 1 20 HELIX 4 4 TYR B 3 ALA B 25 1 23 HELIX 5 5 ASN B 27 SER B 32 1 6 HELIX 6 6 VAL B 33 ASN B 52 1 20 LINK OE2 GLU A 11 ZN ZN A 54 1555 1555 1.83 LINK OE1 GLU A 11 ZN ZN A 54 1555 1555 1.89 LINK OE1 GLU A 41 ZN ZN A 54 1555 1555 1.78 LINK OE2 GLU A 41 ZN ZN B 154 1555 1555 1.78 LINK ND1 HIS A 44 ZN ZN A 54 1555 1555 2.12 LINK ZN ZN A 54 OE2 GLU B 41 1555 1555 1.78 LINK OE2 GLU B 11 ZN ZN B 154 1555 1555 1.84 LINK OE1 GLU B 11 ZN ZN B 154 1555 1555 1.81 LINK OE1 GLU B 41 ZN ZN B 154 1555 1555 1.79 LINK ND1 HIS B 44 ZN ZN B 154 1555 1555 2.10 SITE 1 AC1 4 GLU A 11 GLU A 41 HIS A 44 GLU B 41 SITE 1 AC2 4 GLU A 41 GLU B 11 GLU B 41 HIS B 44 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000