HEADER METAL BINDING PROTEIN 23-JUN-06 2HF5 TITLE THE STRUCTURE AND FUNCTION OF A NOVEL TWO-SITE CALCIUM-BINDING TITLE 2 FRAGMENT OF CALMODULIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALMODULIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: EF-HANDS 2 AND 3 (RESIDUES 46-113); COMPND 5 SYNONYM: CAM; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CALM1, CALM, CAM, CAM1, CALM2, CAM2, CAMB, CALM3, CAM3, CAMC, SOURCE 6 CAMIII; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 STAR DE3; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PET28A KEYWDS CALMODULIN FRAGMENT, CALCIUM-BINDING, EF-HAND, CALMODULIN, HLH, METAL KEYWDS 2 BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR T.M.LAKOWSKI,G.M.LEE,R.E.REID,L.P.MCINTOSH REVDAT 4 09-MAR-22 2HF5 1 REMARK LINK REVDAT 3 24-FEB-09 2HF5 1 VERSN REVDAT 2 19-JUN-07 2HF5 1 JRNL REVDAT 1 01-MAY-07 2HF5 0 JRNL AUTH T.M.LAKOWSKI,G.M.LEE,M.OKON,R.E.REID,L.P.MCINTOSH JRNL TITL CALCIUM-INDUCED FOLDING OF A FRAGMENT OF CALMODULIN COMPOSED JRNL TITL 2 OF EF-HANDS 2 AND 3 JRNL REF PROTEIN SCI. V. 16 1119 2007 JRNL REFN ISSN 0961-8368 JRNL PMID 17473011 JRNL DOI 10.1110/PS.072777107 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1, ARIA 1.2, CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE REMARK 3 -KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,READ,RICE,SIMONSON, REMARK 3 WARREN (CNS), LINGE, HABECK ET AL. 2003 (ARIA), BRUNGER,ADAMS, REMARK 3 CLORE,DELANO,GROS,GROSSE-KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 READ,RICE,SIMONSON,WARREN (CNS) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2HF5 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-JUN-06. REMARK 100 THE DEPOSITION ID IS D_1000038277. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7.4 REMARK 210 IONIC STRENGTH : 50 MM REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.5MM CAM2/3 U-15N,13C; 20 MM REMARK 210 TRIS D11, 50 MM KCL, 10 MM CACL2, REMARK 210 90% H2O, AND 10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 1H-15N-1H NOESY-HSQC; REMARK 210 SIMULTANEOUS 1H-13C/15N-1H NOESY- REMARK 210 HSQC; AROMATIC 1H-13C-1H NOESY- REMARK 210 HSQC; METHYL 1H-13C/15N-1H NOESY- REMARK 210 HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : UNITY; INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : ARIA 1.2, FELIX 2000, NMRPIPE REMARK 210 2006, SPARKY 3.111 REMARK 210 METHOD USED : RESTRAINED MOLECULAR DYNAMICS, REMARK 210 SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 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: NULL 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: MONOMERIC 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 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 HB2 HIS A 107 HA3 GLY A 113 1.31 REMARK 500 HZ3 LYS A 77 OD1 ASP A 80 1.59 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 ASP A 78 -123.91 -110.11 REMARK 500 1 MET A 109 -71.69 -71.31 REMARK 500 2 ASP A 56 87.58 -60.36 REMARK 500 2 ASP A 78 -74.03 -125.79 REMARK 500 2 MET A 109 -74.89 -81.02 REMARK 500 3 ASP A 56 89.36 -64.09 REMARK 500 3 LYS A 75 -47.85 -131.35 REMARK 500 3 ASP A 78 76.15 -155.91 REMARK 500 3 MET A 109 -71.18 -75.11 REMARK 500 3 THR A 110 -43.05 -130.59 REMARK 500 3 ASN A 111 -169.46 -115.51 REMARK 500 4 ASN A 60 -14.74 -145.54 REMARK 500 4 LYS A 75 -53.73 -126.12 REMARK 500 4 ASP A 78 -62.33 -133.82 REMARK 500 4 ASN A 97 21.47 -77.96 REMARK 500 5 ALA A 73 -14.91 -49.68 REMARK 500 5 LYS A 75 -35.86 -131.65 REMARK 500 5 ASP A 78 -87.81 -119.45 REMARK 500 5 ASP A 80 72.72 -108.71 REMARK 500 5 MET A 109 -73.87 -78.11 REMARK 500 6 ASP A 56 79.58 -69.77 REMARK 500 6 SER A 81 67.51 -164.55 REMARK 500 6 MET A 109 -74.65 -77.40 REMARK 500 7 LYS A 75 -51.36 -130.35 REMARK 500 7 ASP A 78 -83.06 -136.71 REMARK 500 7 MET A 109 -72.68 -81.09 REMARK 500 8 LYS A 75 -50.91 -129.93 REMARK 500 8 ASP A 78 -61.62 -123.93 REMARK 500 8 SER A 81 73.20 -163.61 REMARK 500 8 MET A 109 -73.20 -76.43 REMARK 500 8 THR A 110 -37.75 -132.38 REMARK 500 9 LEU A 48 2.48 -64.23 REMARK 500 9 ASP A 56 79.64 -62.77 REMARK 500 9 ASP A 78 -39.22 -150.20 REMARK 500 9 SER A 81 66.02 -163.87 REMARK 500 9 MET A 109 -73.43 -69.80 REMARK 500 9 THR A 110 -43.46 -134.26 REMARK 500 10 ASP A 78 86.85 -175.85 REMARK 500 10 ASN A 97 21.13 -77.78 REMARK 500 10 MET A 109 -75.13 -75.57 REMARK 500 10 THR A 110 -43.85 -134.10 REMARK 500 11 ASP A 56 109.70 -59.40 REMARK 500 11 ASP A 78 -146.66 -105.83 REMARK 500 12 LYS A 75 -37.32 -131.69 REMARK 500 12 ASP A 78 -12.16 -151.21 REMARK 500 12 ASP A 80 -152.44 -81.19 REMARK 500 12 MET A 109 -73.50 -75.12 REMARK 500 12 LEU A 112 119.35 -37.84 REMARK 500 13 ALA A 73 -6.89 -46.81 REMARK 500 13 ASP A 78 100.64 -172.21 REMARK 500 REMARK 500 THIS ENTRY HAS 78 RAMACHANDRAN OUTLIERS. 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 CA A 200 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 58 OD1 REMARK 620 2 ASP A 58 OD2 67.9 REMARK 620 3 ASN A 60 ND2 110.7 119.1 REMARK 620 4 ASN A 60 OD1 81.8 138.4 46.4 REMARK 620 5 GLU A 67 OE1 166.3 102.9 82.4 111.0 REMARK 620 6 GLU A 67 OE2 101.5 96.9 138.4 117.2 68.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 300 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 93 OD2 REMARK 620 2 ASP A 93 OD1 66.8 REMARK 620 3 ASP A 95 OD1 152.7 86.0 REMARK 620 4 ASN A 97 OD1 86.1 78.0 86.4 REMARK 620 5 GLU A 104 OE2 88.3 98.1 97.8 174.1 REMARK 620 N 1 2 3 4 REMARK 650 REMARK 650 HELIX REMARK 650 DETERMINATION METHOD: AUTHOR REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 300 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1CLL RELATED DB: PDB REMARK 900 CALMODULIN REMARK 900 RELATED ID: 3CLN RELATED DB: PDB REMARK 900 CALMODULIN REMARK 900 RELATED ID: 1PRW RELATED DB: PDB REMARK 900 CALMODULIN REMARK 900 RELATED ID: 1FW4 RELATED DB: PDB REMARK 900 CALMODULIN C TERMINAL FRAGMENT REMARK 900 RELATED ID: 1AK8 RELATED DB: PDB REMARK 900 CALMODULIN N TERMINAL FRAGMENT REMARK 900 RELATED ID: 7190 RELATED DB: BMRB DBREF 2HF5 A 46 113 UNP P62158 CALM_HUMAN 46 113 SEQRES 1 A 68 ALA GLU LEU GLN ASP MET ILE ASN GLU VAL ASP ALA ASP SEQRES 2 A 68 GLY ASN GLY THR ILE ASP PHE PRO GLU PHE LEU THR MET SEQRES 3 A 68 MET ALA ARG LYS MET LYS ASP THR ASP SER GLU GLU GLU SEQRES 4 A 68 ILE ARG GLU ALA PHE ARG VAL PHE ASP LYS ASP GLY ASN SEQRES 5 A 68 GLY TYR ILE SER ALA ALA GLU LEU ARG HIS VAL MET THR SEQRES 6 A 68 ASN LEU GLY HET CA A 200 1 HET CA A 300 1 HETNAM CA CALCIUM ION FORMUL 2 CA 2(CA 2+) HELIX 1 1 LEU A 48 ASP A 56 1 9 HELIX 2 2 ASP A 64 ARG A 74 1 11 HELIX 3 3 SER A 81 ASP A 93 1 13 HELIX 4 4 SER A 101 MET A 109 1 9 LINK OD1 ASP A 58 CA CA A 200 1555 1555 1.80 LINK OD2 ASP A 58 CA CA A 200 1555 1555 2.02 LINK ND2 ASN A 60 CA CA A 200 1555 1555 3.07 LINK OD1 ASN A 60 CA CA A 200 1555 1555 1.94 LINK OE1 GLU A 67 CA CA A 200 1555 1555 1.83 LINK OE2 GLU A 67 CA CA A 200 1555 1555 1.97 LINK OD2 ASP A 93 CA CA A 300 1555 1555 1.87 LINK OD1 ASP A 93 CA CA A 300 1555 1555 2.00 LINK OD1 ASP A 95 CA CA A 300 1555 1555 1.82 LINK OD1 ASN A 97 CA CA A 300 1555 1555 2.19 LINK OE2 GLU A 104 CA CA A 300 1555 1555 1.88 SITE 1 AC1 4 ASP A 58 ASN A 60 THR A 62 GLU A 67 SITE 1 AC2 4 ASP A 93 ASP A 95 ASN A 97 GLU A 104 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 MODEL 1